<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2022 Workiva-->
<!--r:c8713f46-f24f-455d-becd-c0987f4daadc,g:8ff01b02-f6c0-4ad8-9897-7766871eea2b-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://ucbi.com/role/Cover" xlink:type="simple" xlink:href="ucbi-20220331.xsd#Cover"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/Cover" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_CoverAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_081a0669-1d82-4d74-94ce-d5b641ebb91f" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentType"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_DocumentType_081a0669-1d82-4d74-94ce-d5b641ebb91f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentQuarterlyReport_708a02a6-3fef-4790-ac6b-44bbc13f9d03" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentQuarterlyReport"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_DocumentQuarterlyReport_708a02a6-3fef-4790-ac6b-44bbc13f9d03" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_cc02149f-fbda-4824-97fd-dc992456bd34" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentPeriodEndDate"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_DocumentPeriodEndDate_cc02149f-fbda-4824-97fd-dc992456bd34" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentTransitionReport_651c0bee-e07c-4b71-a6c6-718b1e635920" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentTransitionReport"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_DocumentTransitionReport_651c0bee-e07c-4b71-a6c6-718b1e635920" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_09c0e6dc-b2e0-474c-b779-78462f6406ee" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityFileNumber"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_EntityFileNumber_09c0e6dc-b2e0-474c-b779-78462f6406ee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_344f6270-5c6c-445f-81b5-534014164a0d" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityRegistrantName"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_EntityRegistrantName_344f6270-5c6c-445f-81b5-534014164a0d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_6a544dac-775d-4a9a-9afe-591abb9f1f21" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_EntityIncorporationStateCountryCode_6a544dac-775d-4a9a-9afe-591abb9f1f21" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_861a6587-2b31-4ced-b270-cf1e37ab9f70" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_EntityTaxIdentificationNumber_861a6587-2b31-4ced-b270-cf1e37ab9f70" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_81d9515c-abfc-455c-b047-fa06a16583ad" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityAddressAddressLine1"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_EntityAddressAddressLine1_81d9515c-abfc-455c-b047-fa06a16583ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_8fab31ad-49a1-4593-9ffb-e239c890c71e" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityAddressCityOrTown"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_EntityAddressCityOrTown_8fab31ad-49a1-4593-9ffb-e239c890c71e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_2212c436-655e-4463-9846-1350a8620463" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityAddressStateOrProvince"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_EntityAddressStateOrProvince_2212c436-655e-4463-9846-1350a8620463" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_32d317c9-a1bb-4e0c-884b-86b1be056491" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityAddressPostalZipCode"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_EntityAddressPostalZipCode_32d317c9-a1bb-4e0c-884b-86b1be056491" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_e1eb0921-19d0-40af-b663-061d83543985" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_CityAreaCode"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_CityAreaCode_e1eb0921-19d0-40af-b663-061d83543985" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_c30232e7-7fd6-489f-9267-5afc59585ed0" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_LocalPhoneNumber"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_LocalPhoneNumber_c30232e7-7fd6-489f-9267-5afc59585ed0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCurrentReportingStatus_9d3f8fe1-697d-4161-b742-676d067b54a2" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityCurrentReportingStatus"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_EntityCurrentReportingStatus_9d3f8fe1-697d-4161-b742-676d067b54a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInteractiveDataCurrent_95b6d579-fdeb-445b-9e24-d9be103130e0" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityInteractiveDataCurrent"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_EntityInteractiveDataCurrent_95b6d579-fdeb-445b-9e24-d9be103130e0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFilerCategory_963fcaf8-9b4f-4dd2-b065-9839478a3c03" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityFilerCategory"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_EntityFilerCategory_963fcaf8-9b4f-4dd2-b065-9839478a3c03" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntitySmallBusiness_9c2f6577-f1b2-427e-a173-0e0dafb24255" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntitySmallBusiness"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_EntitySmallBusiness_9c2f6577-f1b2-427e-a173-0e0dafb24255" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_9b4e4b57-7d97-4439-87fa-6e3f13e4aca7" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_EntityEmergingGrowthCompany_9b4e4b57-7d97-4439-87fa-6e3f13e4aca7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityShellCompany_241e2387-2819-498b-b169-1e30d09e29f9" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityShellCompany"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_EntityShellCompany_241e2387-2819-498b-b169-1e30d09e29f9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_34fc14f1-33be-44a6-8ae2-b34be0072b95" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityCommonStockSharesOutstanding"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_EntityCommonStockSharesOutstanding_34fc14f1-33be-44a6-8ae2-b34be0072b95" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_c1247f33-0145-4273-b16a-f2de0654fae4" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityCentralIndexKey"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_EntityCentralIndexKey_c1247f33-0145-4273-b16a-f2de0654fae4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CurrentFiscalYearEndDate_f093e9b8-2f82-40da-9b5e-e141b6068198" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_CurrentFiscalYearEndDate"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_CurrentFiscalYearEndDate_f093e9b8-2f82-40da-9b5e-e141b6068198" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalYearFocus_494e4a39-8581-4540-b802-443e72634471" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentFiscalYearFocus"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_DocumentFiscalYearFocus_494e4a39-8581-4540-b802-443e72634471" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalPeriodFocus_ce8349b5-f1ae-4623-b8f8-5d6c1a43f44a" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentFiscalPeriodFocus"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_DocumentFiscalPeriodFocus_ce8349b5-f1ae-4623-b8f8-5d6c1a43f44a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_b85b2b6e-7218-4aa5-9f70-3dea39b63518" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_AmendmentFlag"/>
    <link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_AmendmentFlag_b85b2b6e-7218-4aa5-9f70-3dea39b63518" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityListingsTable_a750a471-6228-47e2-8394-33f1f0c5f130" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityListingsTable"/>
    <link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_4c462d80-7dc7-4660-8a1c-062378fc3cf0" xlink:to="loc_dei_EntityListingsTable_a750a471-6228-47e2-8394-33f1f0c5f130" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_d45eab54-2ac2-4c79-b3eb-2e6b4dc9aa8a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityListingsTable_a750a471-6228-47e2-8394-33f1f0c5f130" xlink:to="loc_us-gaap_StatementClassOfStockAxis_d45eab54-2ac2-4c79-b3eb-2e6b4dc9aa8a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_29d41e41-9022-4e4f-8924-c3854402f02a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ClassOfStockDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_d45eab54-2ac2-4c79-b3eb-2e6b4dc9aa8a" xlink:to="loc_us-gaap_ClassOfStockDomain_29d41e41-9022-4e4f-8924-c3854402f02a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_7bfa7887-1395-444f-979f-1b25acdf9d56" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_29d41e41-9022-4e4f-8924-c3854402f02a" xlink:to="loc_us-gaap_CommonStockMember_7bfa7887-1395-444f-979f-1b25acdf9d56" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_DepositaryShareOnUCBISeriesINonCumulativePreferredStockMember_57033bea-abb6-4521-ab70-8af00e22a718" xlink:href="ucbi-20220331.xsd#ucbi_DepositaryShareOnUCBISeriesINonCumulativePreferredStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_29d41e41-9022-4e4f-8924-c3854402f02a" xlink:to="loc_ucbi_DepositaryShareOnUCBISeriesINonCumulativePreferredStockMember_57033bea-abb6-4521-ab70-8af00e22a718" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityListingsLineItems_9d93e4ac-e65a-4fcd-be9a-5ce9dc42719a" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityListingsLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityListingsTable_a750a471-6228-47e2-8394-33f1f0c5f130" xlink:to="loc_dei_EntityListingsLineItems_9d93e4ac-e65a-4fcd-be9a-5ce9dc42719a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_1142a204-db39-4d36-ad16-f6fd946426ec" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_Security12bTitle"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityListingsLineItems_9d93e4ac-e65a-4fcd-be9a-5ce9dc42719a" xlink:to="loc_dei_Security12bTitle_1142a204-db39-4d36-ad16-f6fd946426ec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_cd24d506-9ecb-4b00-a622-62751c557feb" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_TradingSymbol"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityListingsLineItems_9d93e4ac-e65a-4fcd-be9a-5ce9dc42719a" xlink:to="loc_dei_TradingSymbol_cd24d506-9ecb-4b00-a622-62751c557feb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_6f583a97-3c57-4151-8fe6-44aecf8f1186" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_SecurityExchangeName"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityListingsLineItems_9d93e4ac-e65a-4fcd-be9a-5ce9dc42719a" xlink:to="loc_dei_SecurityExchangeName_6f583a97-3c57-4151-8fe6-44aecf8f1186" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/ConsolidatedBalanceSheetsUnaudited" xlink:type="simple" xlink:href="ucbi-20220331.xsd#ConsolidatedBalanceSheetsUnaudited"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/ConsolidatedBalanceSheetsUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_e94264e2-7ebc-45b9-bc98-5fab3589ca02" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_ad20f19d-4a70-4525-90f7-2c2d74efadd9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetsAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_e94264e2-7ebc-45b9-bc98-5fab3589ca02" xlink:to="loc_us-gaap_AssetsAbstract_ad20f19d-4a70-4525-90f7-2c2d74efadd9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndDueFromBanks_37ec8969-61dc-400b-ad79-097479cc6afe" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashAndDueFromBanks"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_ad20f19d-4a70-4525-90f7-2c2d74efadd9" xlink:to="loc_us-gaap_CashAndDueFromBanks_37ec8969-61dc-400b-ad79-097479cc6afe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestBearingDepositsInBanks_6045b8ae-231e-4c7a-ad1d-2c562292c975" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestBearingDepositsInBanks"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_ad20f19d-4a70-4525-90f7-2c2d74efadd9" xlink:to="loc_us-gaap_InterestBearingDepositsInBanks_6045b8ae-231e-4c7a-ad1d-2c562292c975" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_FederalFundsSoldAndOtherShortTermInvestments_5d0ed1af-d031-47df-885d-9f9db7ae7ecd" xlink:href="ucbi-20220331.xsd#ucbi_FederalFundsSoldAndOtherShortTermInvestments"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_ad20f19d-4a70-4525-90f7-2c2d74efadd9" xlink:to="loc_ucbi_FederalFundsSoldAndOtherShortTermInvestments_5d0ed1af-d031-47df-885d-9f9db7ae7ecd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsAndFederalFundsSold_b4f8a901-b9d5-4361-a429-6003adfa878b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashCashEquivalentsAndFederalFundsSold"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_ad20f19d-4a70-4525-90f7-2c2d74efadd9" xlink:to="loc_us-gaap_CashCashEquivalentsAndFederalFundsSold_b4f8a901-b9d5-4361-a429-6003adfa878b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_9a294425-f2e8-4d3d-a8df-35ba27f09007" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_ad20f19d-4a70-4525-90f7-2c2d74efadd9" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_9a294425-f2e8-4d3d-a8df-35ba27f09007" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss_d2d7d030-1980-465e-9995-f9ec29c329c2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_ad20f19d-4a70-4525-90f7-2c2d74efadd9" xlink:to="loc_us-gaap_DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss_d2d7d030-1980-465e-9995-f9ec29c329c2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansReceivableHeldForSaleAmount_07ab2e1c-f635-4fe5-8734-7b0bb9db9214" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LoansReceivableHeldForSaleAmount"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_ad20f19d-4a70-4525-90f7-2c2d74efadd9" xlink:to="loc_us-gaap_LoansReceivableHeldForSaleAmount_07ab2e1c-f635-4fe5-8734-7b0bb9db9214" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_70b08636-c191-40b3-bef9-6f99920ea41e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_ad20f19d-4a70-4525-90f7-2c2d74efadd9" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_70b08636-c191-40b3-bef9-6f99920ea41e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest_93fa926d-944d-4740-b1f0-13204d41319a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_ad20f19d-4a70-4525-90f7-2c2d74efadd9" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest_93fa926d-944d-4740-b1f0-13204d41319a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss_c47e2729-a181-49cc-908f-5285d81c27b8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_ad20f19d-4a70-4525-90f7-2c2d74efadd9" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss_c47e2729-a181-49cc-908f-5285d81c27b8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_04cf0525-da42-405f-96d9-a5e5ffcda4ab" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_ad20f19d-4a70-4525-90f7-2c2d74efadd9" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_04cf0525-da42-405f-96d9-a5e5ffcda4ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BankOwnedLifeInsurance_fb1d789a-cccb-4b92-a379-b85f6eea1be5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BankOwnedLifeInsurance"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_ad20f19d-4a70-4525-90f7-2c2d74efadd9" xlink:to="loc_us-gaap_BankOwnedLifeInsurance_fb1d789a-cccb-4b92-a379-b85f6eea1be5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetIncludingGoodwill_6cad9f05-2bee-4dba-ac66-af08a3c22b2c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IntangibleAssetsNetIncludingGoodwill"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_ad20f19d-4a70-4525-90f7-2c2d74efadd9" xlink:to="loc_us-gaap_IntangibleAssetsNetIncludingGoodwill_6cad9f05-2bee-4dba-ac66-af08a3c22b2c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssets_f685d44c-1086-4385-8e5d-a0d5ec639834" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherAssets"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_ad20f19d-4a70-4525-90f7-2c2d74efadd9" xlink:to="loc_us-gaap_OtherAssets_f685d44c-1086-4385-8e5d-a0d5ec639834" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_229aed86-4c92-4836-b711-93fedf6096d0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Assets"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_ad20f19d-4a70-4525-90f7-2c2d74efadd9" xlink:to="loc_us-gaap_Assets_229aed86-4c92-4836-b711-93fedf6096d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_c71aca0e-2453-4b40-930b-8bc42b6185d1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_e94264e2-7ebc-45b9-bc98-5fab3589ca02" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_c71aca0e-2453-4b40-930b-8bc42b6185d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAbstract_7f0bc036-eba1-401a-a14c-8c3661be5154" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LiabilitiesAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_c71aca0e-2453-4b40-930b-8bc42b6185d1" xlink:to="loc_us-gaap_LiabilitiesAbstract_7f0bc036-eba1-401a-a14c-8c3661be5154" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepositsAbstract_445891d9-9628-4fe9-8faf-bcb6182dea25" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DepositsAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_7f0bc036-eba1-401a-a14c-8c3661be5154" xlink:to="loc_us-gaap_DepositsAbstract_445891d9-9628-4fe9-8faf-bcb6182dea25" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoninterestBearingDepositLiabilities_509bff65-44cb-435e-9e7e-d9ef7af08ae6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NoninterestBearingDepositLiabilities"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DepositsAbstract_445891d9-9628-4fe9-8faf-bcb6182dea25" xlink:to="loc_us-gaap_NoninterestBearingDepositLiabilities_509bff65-44cb-435e-9e7e-d9ef7af08ae6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestBearingDepositLiabilities_653dbdc2-ad31-4198-a438-7606afd0c573" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestBearingDepositLiabilities"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DepositsAbstract_445891d9-9628-4fe9-8faf-bcb6182dea25" xlink:to="loc_us-gaap_InterestBearingDepositLiabilities_653dbdc2-ad31-4198-a438-7606afd0c573" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Deposits_a3d06fb4-7667-404c-ade6-7baa78a13f20" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Deposits"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DepositsAbstract_445891d9-9628-4fe9-8faf-bcb6182dea25" xlink:to="loc_us-gaap_Deposits_a3d06fb4-7667-404c-ade6-7baa78a13f20" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_bf54b39b-9e37-48b4-8c08-facb3641727f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebt"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_7f0bc036-eba1-401a-a14c-8c3661be5154" xlink:to="loc_us-gaap_LongTermDebt_bf54b39b-9e37-48b4-8c08-facb3641727f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesAndOtherLiabilities_2eac3f01-6a2e-4d70-86c1-a5c856ece71b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccruedLiabilitiesAndOtherLiabilities"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_7f0bc036-eba1-401a-a14c-8c3661be5154" xlink:to="loc_us-gaap_AccruedLiabilitiesAndOtherLiabilities_2eac3f01-6a2e-4d70-86c1-a5c856ece71b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_c3344309-ee42-40e4-af66-690f5c91ab9c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Liabilities"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_7f0bc036-eba1-401a-a14c-8c3661be5154" xlink:to="loc_us-gaap_Liabilities_c3344309-ee42-40e4-af66-690f5c91ab9c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityAbstract_fc12b1f4-6ee4-4b78-814e-503585a39c90" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockholdersEquityAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_c71aca0e-2453-4b40-930b-8bc42b6185d1" xlink:to="loc_us-gaap_StockholdersEquityAbstract_fc12b1f4-6ee4-4b78-814e-503585a39c90" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockIncludingAdditionalPaidInCapitalNetOfDiscount_63295e51-64e4-49b4-b1c9-fd9089bb08f4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockIncludingAdditionalPaidInCapitalNetOfDiscount"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_fc12b1f4-6ee4-4b78-814e-503585a39c90" xlink:to="loc_us-gaap_PreferredStockIncludingAdditionalPaidInCapitalNetOfDiscount_63295e51-64e4-49b4-b1c9-fd9089bb08f4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_f4fd56ed-152e-4539-b730-3418466c057d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_fc12b1f4-6ee4-4b78-814e-503585a39c90" xlink:to="loc_us-gaap_CommonStockValue_f4fd56ed-152e-4539-b730-3418466c057d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommonStocksIssuable_6627bc65-5565-4155-975b-04623218732e" xlink:href="ucbi-20220331.xsd#ucbi_CommonStocksIssuable"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_fc12b1f4-6ee4-4b78-814e-503585a39c90" xlink:to="loc_ucbi_CommonStocksIssuable_6627bc65-5565-4155-975b-04623218732e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapital_6acb2713-237e-4dd2-a7ca-2cd9cc777168" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdditionalPaidInCapital"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_fc12b1f4-6ee4-4b78-814e-503585a39c90" xlink:to="loc_us-gaap_AdditionalPaidInCapital_6acb2713-237e-4dd2-a7ca-2cd9cc777168" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_2a476225-f437-4d0a-8e6c-54b77c4388b5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_fc12b1f4-6ee4-4b78-814e-503585a39c90" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_2a476225-f437-4d0a-8e6c-54b77c4388b5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_6947728e-a45a-46a9-ab43-e167333ca449" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_fc12b1f4-6ee4-4b78-814e-503585a39c90" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_6947728e-a45a-46a9-ab43-e167333ca449" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_7a179124-588e-4e8e-8ed6-3b054e98d9ec" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_fc12b1f4-6ee4-4b78-814e-503585a39c90" xlink:to="loc_us-gaap_StockholdersEquity_7a179124-588e-4e8e-8ed6-3b054e98d9ec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_bbd6b0f7-0c31-46cb-b6f3-d7548b8111b4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_fc12b1f4-6ee4-4b78-814e-503585a39c90" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquity_bbd6b0f7-0c31-46cb-b6f3-d7548b8111b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/ConsolidatedBalanceSheetsUnauditedParenthetical" xlink:type="simple" xlink:href="ucbi-20220331.xsd#ConsolidatedBalanceSheetsUnauditedParenthetical"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/ConsolidatedBalanceSheetsUnauditedParenthetical" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_5a4c5ffd-aef3-48c7-a46f-a86b57e03f52" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesFairValue_9ea673f5-303a-4ec1-b338-3abbdf566beb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_5a4c5ffd-aef3-48c7-a46f-a86b57e03f52" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesFairValue_9ea673f5-303a-4ec1-b338-3abbdf566beb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_d405a61c-0b3f-4bdc-ac4a-3fd498497c14" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockParOrStatedValuePerShare"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_5a4c5ffd-aef3-48c7-a46f-a86b57e03f52" xlink:to="loc_us-gaap_PreferredStockParOrStatedValuePerShare_d405a61c-0b3f-4bdc-ac4a-3fd498497c14" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_717f0060-4683-4fb3-ad26-cfac74eff18e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockSharesAuthorized"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_5a4c5ffd-aef3-48c7-a46f-a86b57e03f52" xlink:to="loc_us-gaap_PreferredStockSharesAuthorized_717f0060-4683-4fb3-ad26-cfac74eff18e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesIssued_21c136ff-b61d-4dc0-bec1-f4a3b71bf3c6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockSharesIssued"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_5a4c5ffd-aef3-48c7-a46f-a86b57e03f52" xlink:to="loc_us-gaap_PreferredStockSharesIssued_21c136ff-b61d-4dc0-bec1-f4a3b71bf3c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockLiquidationPreferenceValue_2e0e9c9b-d0fe-4e5f-9a46-0297914a7b67" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockLiquidationPreferenceValue"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_5a4c5ffd-aef3-48c7-a46f-a86b57e03f52" xlink:to="loc_us-gaap_PreferredStockLiquidationPreferenceValue_2e0e9c9b-d0fe-4e5f-9a46-0297914a7b67" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesOutstanding_9308bb0c-bd21-4ee9-ad70-fa113e29a610" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockSharesOutstanding"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_5a4c5ffd-aef3-48c7-a46f-a86b57e03f52" xlink:to="loc_us-gaap_PreferredStockSharesOutstanding_9308bb0c-bd21-4ee9-ad70-fa113e29a610" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_cd52e359-d85e-4016-9365-0cf022ceb00c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_5a4c5ffd-aef3-48c7-a46f-a86b57e03f52" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_cd52e359-d85e-4016-9365-0cf022ceb00c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_dc10d7e7-4d47-49ad-9b4d-1bbfb3b642e7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockSharesAuthorized"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_5a4c5ffd-aef3-48c7-a46f-a86b57e03f52" xlink:to="loc_us-gaap_CommonStockSharesAuthorized_dc10d7e7-4d47-49ad-9b4d-1bbfb3b642e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesIssued_69d1d89f-b195-46c7-8793-fc1e2819ad91" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockSharesIssued"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_5a4c5ffd-aef3-48c7-a46f-a86b57e03f52" xlink:to="loc_us-gaap_CommonStockSharesIssued_69d1d89f-b195-46c7-8793-fc1e2819ad91" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_7377b331-7a94-4396-b668-379aa15e1e38" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_5a4c5ffd-aef3-48c7-a46f-a86b57e03f52" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_7377b331-7a94-4396-b668-379aa15e1e38" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommonStockIssuableShares_d4e21d3e-9762-4966-93dd-277342cf4ae1" xlink:href="ucbi-20220331.xsd#ucbi_CommonStockIssuableShares"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_5a4c5ffd-aef3-48c7-a46f-a86b57e03f52" xlink:to="loc_ucbi_CommonStockIssuableShares_d4e21d3e-9762-4966-93dd-277342cf4ae1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/ConsolidatedStatementsofIncomeUnaudited" xlink:type="simple" xlink:href="ucbi-20220331.xsd#ConsolidatedStatementsofIncomeUnaudited"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/ConsolidatedStatementsofIncomeUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementAbstract_5b61cdd1-aa54-49f9-85e1-f25a716cb242" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_99cee816-a9c6-4649-89fd-5735e4c38c79" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_5b61cdd1-aa54-49f9-85e1-f25a716cb242" xlink:to="loc_us-gaap_StatementTable_99cee816-a9c6-4649-89fd-5735e4c38c79" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_edf6417f-4e1e-4241-bf74-ba1832379876" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ProductOrServiceAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_99cee816-a9c6-4649-89fd-5735e4c38c79" xlink:to="loc_srt_ProductOrServiceAxis_edf6417f-4e1e-4241-bf74-ba1832379876" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_ef62b61d-fcf0-4c34-b9f4-8be6ac55ab7e" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductOrServiceAxis_edf6417f-4e1e-4241-bf74-ba1832379876" xlink:to="loc_srt_ProductsAndServicesDomain_ef62b61d-fcf0-4c34-b9f4-8be6ac55ab7e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepositAccountMember_d0a46254-7813-471e-823c-8c51fff7ec61" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DepositAccountMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_ef62b61d-fcf0-4c34-b9f4-8be6ac55ab7e" xlink:to="loc_us-gaap_DepositAccountMember_d0a46254-7813-471e-823c-8c51fff7ec61" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MortgageBankingMember_59c9a859-8d8c-4703-82ef-a93db2f51923" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MortgageBankingMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_ef62b61d-fcf0-4c34-b9f4-8be6ac55ab7e" xlink:to="loc_us-gaap_MortgageBankingMember_59c9a859-8d8c-4703-82ef-a93db2f51923" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_99f04972-534c-4251-a2ae-f1df8bc3de2d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_99cee816-a9c6-4649-89fd-5735e4c38c79" xlink:to="loc_us-gaap_StatementLineItems_99f04972-534c-4251-a2ae-f1df8bc3de2d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestAndDividendIncomeOperatingAbstract_5e98df2c-3e6f-4cae-978b-e1785cc71349" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestAndDividendIncomeOperatingAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_99f04972-534c-4251-a2ae-f1df8bc3de2d" xlink:to="loc_us-gaap_InterestAndDividendIncomeOperatingAbstract_5e98df2c-3e6f-4cae-978b-e1785cc71349" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestAndFeeIncomeLoansAndLeases_1900954e-d778-4452-824b-20d680d182cb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestAndFeeIncomeLoansAndLeases"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InterestAndDividendIncomeOperatingAbstract_5e98df2c-3e6f-4cae-978b-e1785cc71349" xlink:to="loc_us-gaap_InterestAndFeeIncomeLoansAndLeases_1900954e-d778-4452-824b-20d680d182cb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestAndDividendIncomeSecurities_a3f06256-93ed-4717-9190-657b64a084b2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestAndDividendIncomeSecurities"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InterestAndDividendIncomeOperatingAbstract_5e98df2c-3e6f-4cae-978b-e1785cc71349" xlink:to="loc_us-gaap_InterestAndDividendIncomeSecurities_a3f06256-93ed-4717-9190-657b64a084b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_FederalFundsSoldCommercialPaperAndDepositsInBanks_695a99f0-91e0-4b45-bd5c-a12b59d9ae0a" xlink:href="ucbi-20220331.xsd#ucbi_FederalFundsSoldCommercialPaperAndDepositsInBanks"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InterestAndDividendIncomeOperatingAbstract_5e98df2c-3e6f-4cae-978b-e1785cc71349" xlink:to="loc_ucbi_FederalFundsSoldCommercialPaperAndDepositsInBanks_695a99f0-91e0-4b45-bd5c-a12b59d9ae0a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestAndDividendIncomeOperating_32bde770-a974-4ccd-8795-699603971579" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestAndDividendIncomeOperating"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InterestAndDividendIncomeOperatingAbstract_5e98df2c-3e6f-4cae-978b-e1785cc71349" xlink:to="loc_us-gaap_InterestAndDividendIncomeOperating_32bde770-a974-4ccd-8795-699603971579" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseAbstract_df0e9fd1-c8b5-432f-858e-0f3df6634ec2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestExpenseAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_99f04972-534c-4251-a2ae-f1df8bc3de2d" xlink:to="loc_us-gaap_InterestExpenseAbstract_df0e9fd1-c8b5-432f-858e-0f3df6634ec2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseDeposits_9ed31120-38f8-4ca7-b71d-424e2068f6d8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestExpenseDeposits"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InterestExpenseAbstract_df0e9fd1-c8b5-432f-858e-0f3df6634ec2" xlink:to="loc_us-gaap_InterestExpenseDeposits_9ed31120-38f8-4ca7-b71d-424e2068f6d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseOtherShortTermBorrowings_64eea694-d140-494e-8648-a3f0cceba438" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestExpenseOtherShortTermBorrowings"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InterestExpenseAbstract_df0e9fd1-c8b5-432f-858e-0f3df6634ec2" xlink:to="loc_us-gaap_InterestExpenseOtherShortTermBorrowings_64eea694-d140-494e-8648-a3f0cceba438" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseLongTermDebt_5dcb8bf4-6d43-4032-bf65-f9a89ec65f63" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestExpenseLongTermDebt"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InterestExpenseAbstract_df0e9fd1-c8b5-432f-858e-0f3df6634ec2" xlink:to="loc_us-gaap_InterestExpenseLongTermDebt_5dcb8bf4-6d43-4032-bf65-f9a89ec65f63" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpense_c6164daa-e64e-4e48-8f01-576724fe8e21" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestExpense"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InterestExpenseAbstract_df0e9fd1-c8b5-432f-858e-0f3df6634ec2" xlink:to="loc_us-gaap_InterestExpense_c6164daa-e64e-4e48-8f01-576724fe8e21" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeExpenseNet_7dff6d50-505c-4cf7-a1ee-a0e515752617" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestIncomeExpenseNet"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_99f04972-534c-4251-a2ae-f1df8bc3de2d" xlink:to="loc_us-gaap_InterestIncomeExpenseNet_7dff6d50-505c-4cf7-a1ee-a0e515752617" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForLoanLeaseAndOtherLosses_8ce4bda3-dee7-4e1b-92d7-c137dd15504a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProvisionForLoanLeaseAndOtherLosses"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_99f04972-534c-4251-a2ae-f1df8bc3de2d" xlink:to="loc_us-gaap_ProvisionForLoanLeaseAndOtherLosses_8ce4bda3-dee7-4e1b-92d7-c137dd15504a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_f50a793c-df17-4efe-b832-c5ee8d427d7c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_99f04972-534c-4251-a2ae-f1df8bc3de2d" xlink:to="loc_us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_f50a793c-df17-4efe-b832-c5ee8d427d7c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoninterestIncomeAbstract_d343ea91-6fc0-4880-8f38-c6aa39580028" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NoninterestIncomeAbstract"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_99f04972-534c-4251-a2ae-f1df8bc3de2d" xlink:to="loc_us-gaap_NoninterestIncomeAbstract_d343ea91-6fc0-4880-8f38-c6aa39580028" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoninterestIncomeOther_0d10ec62-71b6-4cf5-b33a-6045ccadcc5c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NoninterestIncomeOther"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NoninterestIncomeAbstract_d343ea91-6fc0-4880-8f38-c6aa39580028" xlink:to="loc_us-gaap_NoninterestIncomeOther_0d10ec62-71b6-4cf5-b33a-6045ccadcc5c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_c5241047-c5cc-4fc5-8816-832b24e0acec" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NoninterestIncomeAbstract_d343ea91-6fc0-4880-8f38-c6aa39580028" xlink:to="loc_us-gaap_InvestmentBankingAdvisoryBrokerageAndUnderwritingFeesAndCommissions_c5241047-c5cc-4fc5-8816-832b24e0acec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSalesOfLoansNet_bbb39f6e-063e-4c85-a27e-56c92c7c076c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GainLossOnSalesOfLoansNet"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NoninterestIncomeAbstract_d343ea91-6fc0-4880-8f38-c6aa39580028" xlink:to="loc_us-gaap_GainLossOnSalesOfLoansNet_bbb39f6e-063e-4c85-a27e-56c92c7c076c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_OtherLendingAndLoanServicingFees_78ae23ef-12f5-4bde-b16f-165c4289e900" xlink:href="ucbi-20220331.xsd#ucbi_OtherLendingAndLoanServicingFees"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NoninterestIncomeAbstract_d343ea91-6fc0-4880-8f38-c6aa39580028" xlink:to="loc_ucbi_OtherLendingAndLoanServicingFees_78ae23ef-12f5-4bde-b16f-165c4289e900" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss_806afd47-b12c-4ef5-8852-0e769e9269c0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NoninterestIncomeAbstract_d343ea91-6fc0-4880-8f38-c6aa39580028" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss_806afd47-b12c-4ef5-8852-0e769e9269c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoninterestIncomeOtherOperatingIncome_f2daea67-110c-4a68-9144-535ba8e489e1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NoninterestIncomeOtherOperatingIncome"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NoninterestIncomeAbstract_d343ea91-6fc0-4880-8f38-c6aa39580028" xlink:to="loc_us-gaap_NoninterestIncomeOtherOperatingIncome_f2daea67-110c-4a68-9144-535ba8e489e1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoninterestIncome_0b60bd2f-210f-4ed4-a7b1-f8d51cc55281" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NoninterestIncome"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NoninterestIncomeAbstract_d343ea91-6fc0-4880-8f38-c6aa39580028" xlink:to="loc_us-gaap_NoninterestIncome_0b60bd2f-210f-4ed4-a7b1-f8d51cc55281" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_5a92345b-84a4-4f35-bf39-112ca966a6e1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Revenues"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_99f04972-534c-4251-a2ae-f1df8bc3de2d" xlink:to="loc_us-gaap_Revenues_5a92345b-84a4-4f35-bf39-112ca966a6e1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpensesAbstract_ffed06e0-f7d3-42e6-b831-9f687fdb5874" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingExpensesAbstract"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_99f04972-534c-4251-a2ae-f1df8bc3de2d" xlink:to="loc_us-gaap_OperatingExpensesAbstract_ffed06e0-f7d3-42e6-b831-9f687fdb5874" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LaborAndRelatedExpense_ee9cb993-7103-49ad-9bc6-050adab13e49" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LaborAndRelatedExpense"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_ffed06e0-f7d3-42e6-b831-9f687fdb5874" xlink:to="loc_us-gaap_LaborAndRelatedExpense_ee9cb993-7103-49ad-9bc6-050adab13e49" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommunicationsAndInformationTechnology_26c63309-910c-4190-9589-da9fc6b8b95d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommunicationsAndInformationTechnology"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_ffed06e0-f7d3-42e6-b831-9f687fdb5874" xlink:to="loc_us-gaap_CommunicationsAndInformationTechnology_26c63309-910c-4190-9589-da9fc6b8b95d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OccupancyNet_9f38cb42-5f50-4334-9559-3cf1dd59abd8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OccupancyNet"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_ffed06e0-f7d3-42e6-b831-9f687fdb5874" xlink:to="loc_us-gaap_OccupancyNet_9f38cb42-5f50-4334-9559-3cf1dd59abd8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketingAndAdvertisingExpense_c57416bf-aeca-4c44-90aa-a01309ff521f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MarketingAndAdvertisingExpense"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_ffed06e0-f7d3-42e6-b831-9f687fdb5874" xlink:to="loc_us-gaap_MarketingAndAdvertisingExpense_c57416bf-aeca-4c44-90aa-a01309ff521f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SuppliesAndPostageExpense_920b5504-43a1-4e07-aa7b-00e608d749d0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SuppliesAndPostageExpense"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_ffed06e0-f7d3-42e6-b831-9f687fdb5874" xlink:to="loc_us-gaap_SuppliesAndPostageExpense_920b5504-43a1-4e07-aa7b-00e608d749d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfessionalFees_47af8274-2b97-4b00-a1d1-f5927133ec15" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProfessionalFees"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_ffed06e0-f7d3-42e6-b831-9f687fdb5874" xlink:to="loc_us-gaap_ProfessionalFees_47af8274-2b97-4b00-a1d1-f5927133ec15" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoanPortfolioExpense_54440e1b-927e-4688-b33f-a966363d559e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LoanPortfolioExpense"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_ffed06e0-f7d3-42e6-b831-9f687fdb5874" xlink:to="loc_us-gaap_LoanPortfolioExpense_54440e1b-927e-4688-b33f-a966363d559e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_NoninterestExpenseOutsideServicesElectronicBanking_62d5b5f7-1701-4d77-b2ce-398b214ebdd3" xlink:href="ucbi-20220331.xsd#ucbi_NoninterestExpenseOutsideServicesElectronicBanking"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_ffed06e0-f7d3-42e6-b831-9f687fdb5874" xlink:to="loc_ucbi_NoninterestExpenseOutsideServicesElectronicBanking_62d5b5f7-1701-4d77-b2ce-398b214ebdd3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FederalDepositInsuranceCorporationPremiumExpense_cdd5d865-b998-4222-a808-9a3a23782dfc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FederalDepositInsuranceCorporationPremiumExpense"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_ffed06e0-f7d3-42e6-b831-9f687fdb5874" xlink:to="loc_us-gaap_FederalDepositInsuranceCorporationPremiumExpense_cdd5d865-b998-4222-a808-9a3a23782dfc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_934375ae-5fba-4aa4-a741-df9c8eb0c62c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_ffed06e0-f7d3-42e6-b831-9f687fdb5874" xlink:to="loc_us-gaap_AmortizationOfIntangibleAssets_934375ae-5fba-4aa4-a741-df9c8eb0c62c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_0c8dcd6e-f1bc-4528-a6a3-e9d53c4f1c67" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationAcquisitionRelatedCosts"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_ffed06e0-f7d3-42e6-b831-9f687fdb5874" xlink:to="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_0c8dcd6e-f1bc-4528-a6a3-e9d53c4f1c67" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoninterestExpense_5e88dd7d-6dc8-4a87-b489-eb36d188441c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherNoninterestExpense"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_ffed06e0-f7d3-42e6-b831-9f687fdb5874" xlink:to="loc_us-gaap_OtherNoninterestExpense_5e88dd7d-6dc8-4a87-b489-eb36d188441c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoninterestExpense_36fb807b-1f6c-4f90-8102-aa2ab6e4bc71" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NoninterestExpense"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_ffed06e0-f7d3-42e6-b831-9f687fdb5874" xlink:to="loc_us-gaap_NoninterestExpense_36fb807b-1f6c-4f90-8102-aa2ab6e4bc71" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_168e5a60-5337-4f7b-9923-1666206981d1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_99f04972-534c-4251-a2ae-f1df8bc3de2d" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_168e5a60-5337-4f7b-9923-1666206981d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_6192152c-b0b3-49e7-84e1-1801fcfb6126" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_99f04972-534c-4251-a2ae-f1df8bc3de2d" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_6192152c-b0b3-49e7-84e1-1801fcfb6126" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_f224407a-ba85-4c39-b6a0-8ab1a045dfee" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_99f04972-534c-4251-a2ae-f1df8bc3de2d" xlink:to="loc_us-gaap_NetIncomeLoss_f224407a-ba85-4c39-b6a0-8ab1a045dfee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_f751a8fc-ae48-440a-8341-5e1c23635e4f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_99f04972-534c-4251-a2ae-f1df8bc3de2d" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_f751a8fc-ae48-440a-8341-5e1c23635e4f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_042bac2c-eb54-47aa-9a7b-a945c79a75ee" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_99f04972-534c-4251-a2ae-f1df8bc3de2d" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_042bac2c-eb54-47aa-9a7b-a945c79a75ee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_2d074493-bb59-4a8a-9789-57f16fa2e493" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_99f04972-534c-4251-a2ae-f1df8bc3de2d" xlink:to="loc_us-gaap_EarningsPerShareAbstract_2d074493-bb59-4a8a-9789-57f16fa2e493" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_298275ed-a4f2-4c6d-81b3-649a72e10c34" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_2d074493-bb59-4a8a-9789-57f16fa2e493" xlink:to="loc_us-gaap_EarningsPerShareBasic_298275ed-a4f2-4c6d-81b3-649a72e10c34" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_b54f255d-7568-4a28-b8d8-799a9b4eae4c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_2d074493-bb59-4a8a-9789-57f16fa2e493" xlink:to="loc_us-gaap_EarningsPerShareDiluted_b54f255d-7568-4a28-b8d8-799a9b4eae4c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_62c0ee8b-036e-4eb7-b520-2d1591c505c3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_99f04972-534c-4251-a2ae-f1df8bc3de2d" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_62c0ee8b-036e-4eb7-b520-2d1591c505c3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_2e99ab8d-b527-4f5b-ba9c-194f73b3319b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_62c0ee8b-036e-4eb7-b520-2d1591c505c3" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_2e99ab8d-b527-4f5b-ba9c-194f73b3319b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_94589399-d3a6-4cbc-8dd2-e2fb2f7808f0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_62c0ee8b-036e-4eb7-b520-2d1591c505c3" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_94589399-d3a6-4cbc-8dd2-e2fb2f7808f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/ConsolidatedStatementsofIncomeUnauditedParenthetical" xlink:type="simple" xlink:href="ucbi-20220331.xsd#ConsolidatedStatementsofIncomeUnauditedParenthetical"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/ConsolidatedStatementsofIncomeUnauditedParenthetical" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementAbstract_ecfd40ad-b214-462e-8e24-cef68a844c30" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeSecuritiesTaxExempt_4cd7a20d-7b2c-4cfe-82b8-354c6e0c06b5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestIncomeSecuritiesTaxExempt"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_ecfd40ad-b214-462e-8e24-cef68a844c30" xlink:to="loc_us-gaap_InterestIncomeSecuritiesTaxExempt_4cd7a20d-7b2c-4cfe-82b8-354c6e0c06b5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/ConsolidatedStatementsofComprehensiveIncomeUnaudited" xlink:type="simple" xlink:href="ucbi-20220331.xsd#ConsolidatedStatementsofComprehensiveIncomeUnaudited"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/ConsolidatedStatementsofComprehensiveIncomeUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_2d561269-3dd0-43fd-9ef9-a47431a1d3c4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_60931259-f794-4f82-9b39-217e050a9bf1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_2d561269-3dd0-43fd-9ef9-a47431a1d3c4" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_60931259-f794-4f82-9b39-217e050a9bf1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_39fb323c-300e-4d3e-942c-5a47d5069b74" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_2d561269-3dd0-43fd-9ef9-a47431a1d3c4" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_39fb323c-300e-4d3e-942c-5a47d5069b74" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_aa9c800e-0596-4ccb-86e8-8d84415376ca" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_2d561269-3dd0-43fd-9ef9-a47431a1d3c4" xlink:to="loc_us-gaap_NetIncomeLoss_aa9c800e-0596-4ccb-86e8-8d84415376ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_8fb6e478-30ef-480c-82f7-b397c5a2d74e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_2d561269-3dd0-43fd-9ef9-a47431a1d3c4" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_8fb6e478-30ef-480c-82f7-b397c5a2d74e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_ebb7071b-4941-40f0-b054-0b4c93abc9c4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_8fb6e478-30ef-480c-82f7-b397c5a2d74e" xlink:to="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_ebb7071b-4941-40f0-b054-0b4c93abc9c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_4a7ee05a-68b7-48b2-bef2-ccd32f832a07" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_ebb7071b-4941-40f0-b054-0b4c93abc9c4" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_4a7ee05a-68b7-48b2-bef2-ccd32f832a07" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_3134afd4-6570-4b94-826f-bf7248c293fc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_ebb7071b-4941-40f0-b054-0b4c93abc9c4" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax_3134afd4-6570-4b94-826f-bf7248c293fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_72d8b0a7-3930-42d2-82a0-0aefcfb2f732" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_ebb7071b-4941-40f0-b054-0b4c93abc9c4" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_72d8b0a7-3930-42d2-82a0-0aefcfb2f732" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_OtherComprehensiveIncomeLossReclassificationAdjustmentAvailableForSaleToHeldToMaturityBeforeTax_92d0625e-c2fe-49fa-8eae-e976ac7c5a4c" xlink:href="ucbi-20220331.xsd#ucbi_OtherComprehensiveIncomeLossReclassificationAdjustmentAvailableForSaleToHeldToMaturityBeforeTax"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_ebb7071b-4941-40f0-b054-0b4c93abc9c4" xlink:to="loc_ucbi_OtherComprehensiveIncomeLossReclassificationAdjustmentAvailableForSaleToHeldToMaturityBeforeTax_92d0625e-c2fe-49fa-8eae-e976ac7c5a4c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_OtherComprehensiveIncomeLossReclassificationAdjustmentAvailableForSaleToHeldToMaturityTax_9aca57d7-f7da-4677-9bd0-9977e606855b" xlink:href="ucbi-20220331.xsd#ucbi_OtherComprehensiveIncomeLossReclassificationAdjustmentAvailableForSaleToHeldToMaturityTax"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_ebb7071b-4941-40f0-b054-0b4c93abc9c4" xlink:to="loc_ucbi_OtherComprehensiveIncomeLossReclassificationAdjustmentAvailableForSaleToHeldToMaturityTax_9aca57d7-f7da-4677-9bd0-9977e606855b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_OtherComprehensiveIncomeLossReclassificationAdjustmentAvailableForSaleToHeldToMaturityAfterTax_00018561-d323-44d8-8f38-6d2122d82c33" xlink:href="ucbi-20220331.xsd#ucbi_OtherComprehensiveIncomeLossReclassificationAdjustmentAvailableForSaleToHeldToMaturityAfterTax"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_ebb7071b-4941-40f0-b054-0b4c93abc9c4" xlink:to="loc_ucbi_OtherComprehensiveIncomeLossReclassificationAdjustmentAvailableForSaleToHeldToMaturityAfterTax_00018561-d323-44d8-8f38-6d2122d82c33" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_1c5d6ebe-832e-4b50-b2fe-8176ef20ee47" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_ebb7071b-4941-40f0-b054-0b4c93abc9c4" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_1c5d6ebe-832e-4b50-b2fe-8176ef20ee47" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_7276ec68-ac7c-45fe-a85d-9083a4447680" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_ebb7071b-4941-40f0-b054-0b4c93abc9c4" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_7276ec68-ac7c-45fe-a85d-9083a4447680" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_72867f59-4651-4f8a-bbff-036bd1745ddb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_ebb7071b-4941-40f0-b054-0b4c93abc9c4" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_72867f59-4651-4f8a-bbff-036bd1745ddb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTotalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_4521b0dd-b1df-4910-80d1-185179e06459" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_ebb7071b-4941-40f0-b054-0b4c93abc9c4" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_4521b0dd-b1df-4910-80d1-185179e06459" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_1cfe3215-dc48-4e68-8125-afb90587cbfb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_ebb7071b-4941-40f0-b054-0b4c93abc9c4" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_1cfe3215-dc48-4e68-8125-afb90587cbfb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_46f84068-b271-4ce8-9d92-2d2be7d11ea6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract_ebb7071b-4941-40f0-b054-0b4c93abc9c4" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_46f84068-b271-4ce8-9d92-2d2be7d11ea6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_OtherComprehensiveIncomeLossUnrealizedGainLossTransfersToHeldToMaturityBeforeTax_bcf5dad5-bc6d-4cec-a1fb-a40c5e837615" xlink:href="ucbi-20220331.xsd#ucbi_OtherComprehensiveIncomeLossUnrealizedGainLossTransfersToHeldToMaturityBeforeTax"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_8fb6e478-30ef-480c-82f7-b397c5a2d74e" xlink:to="loc_ucbi_OtherComprehensiveIncomeLossUnrealizedGainLossTransfersToHeldToMaturityBeforeTax_bcf5dad5-bc6d-4cec-a1fb-a40c5e837615" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_OtherComprehensiveIncomeLossUnrealizedGainLossTransfersToHeldToMaturityTax_2c533c72-96c0-4e42-ab0f-d007f42e7d31" xlink:href="ucbi-20220331.xsd#ucbi_OtherComprehensiveIncomeLossUnrealizedGainLossTransfersToHeldToMaturityTax"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_8fb6e478-30ef-480c-82f7-b397c5a2d74e" xlink:to="loc_ucbi_OtherComprehensiveIncomeLossUnrealizedGainLossTransfersToHeldToMaturityTax_2c533c72-96c0-4e42-ab0f-d007f42e7d31" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_OtherComprehensiveIncomeLossUnrealizedGainLossTransfersToHeldToMaturityAfterTax_4de86669-0652-450a-ad00-85542ded95cf" xlink:href="ucbi-20220331.xsd#ucbi_OtherComprehensiveIncomeLossUnrealizedGainLossTransfersToHeldToMaturityAfterTax"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_8fb6e478-30ef-480c-82f7-b397c5a2d74e" xlink:to="loc_ucbi_OtherComprehensiveIncomeLossUnrealizedGainLossTransfersToHeldToMaturityAfterTax_4de86669-0652-450a-ad00-85542ded95cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecreaseAbstract_cb4dd5c0-9404-428a-99ba-936921c9d785" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecreaseAbstract"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_8fb6e478-30ef-480c-82f7-b397c5a2d74e" xlink:to="loc_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecreaseAbstract_cb4dd5c0-9404-428a-99ba-936921c9d785" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax_62504ea2-fd1c-45a7-a3c2-a6ac8aab1246" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecreaseAbstract_cb4dd5c0-9404-428a-99ba-936921c9d785" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax_62504ea2-fd1c-45a7-a3c2-a6ac8aab1246" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax_968ade55-904d-42d6-838c-34a58c78a551" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecreaseAbstract_cb4dd5c0-9404-428a-99ba-936921c9d785" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax_968ade55-904d-42d6-838c-34a58c78a551" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax_6558ab06-d2ec-45c9-8571-7ac36634b9f5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecreaseAbstract_cb4dd5c0-9404-428a-99ba-936921c9d785" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax_6558ab06-d2ec-45c9-8571-7ac36634b9f5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax_3edbd2ff-6ecb-4c33-b837-452e1753d859" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecreaseAbstract_cb4dd5c0-9404-428a-99ba-936921c9d785" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax_3edbd2ff-6ecb-4c33-b837-452e1753d859" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax_69294529-12bd-4060-84da-cf7c707120ac" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecreaseAbstract_cb4dd5c0-9404-428a-99ba-936921c9d785" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax_69294529-12bd-4060-84da-cf7c707120ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax_c14f71d0-6d5a-4c20-a416-439ae3af979c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecreaseAbstract_cb4dd5c0-9404-428a-99ba-936921c9d785" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax_c14f71d0-6d5a-4c20-a416-439ae3af979c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTotalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax_3c6bac6e-08ed-4514-b541-7cd5e411c6bb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecreaseAbstract_cb4dd5c0-9404-428a-99ba-936921c9d785" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax_3c6bac6e-08ed-4514-b541-7cd5e411c6bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax_581d6ab9-5d7e-4e70-8154-5e593fbfa111" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecreaseAbstract_cb4dd5c0-9404-428a-99ba-936921c9d785" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax_581d6ab9-5d7e-4e70-8154-5e593fbfa111" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_f53fc02f-104d-4295-9dfe-2b066b3b6bb8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecreaseAbstract_cb4dd5c0-9404-428a-99ba-936921c9d785" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_f53fc02f-104d-4295-9dfe-2b066b3b6bb8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_OtherComprehensiveIncomeLossAmortizationOfPriorServiceCostAndActuarialLossesIncludedInNetPeriodicPensionCostForDefinedBenefitPensionPlanBeforeTaxAmount_74278f67-88bd-416f-b883-776a15d5c715" xlink:href="ucbi-20220331.xsd#ucbi_OtherComprehensiveIncomeLossAmortizationOfPriorServiceCostAndActuarialLossesIncludedInNetPeriodicPensionCostForDefinedBenefitPensionPlanBeforeTaxAmount"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_8fb6e478-30ef-480c-82f7-b397c5a2d74e" xlink:to="loc_ucbi_OtherComprehensiveIncomeLossAmortizationOfPriorServiceCostAndActuarialLossesIncludedInNetPeriodicPensionCostForDefinedBenefitPensionPlanBeforeTaxAmount_74278f67-88bd-416f-b883-776a15d5c715" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_OtherComprehensiveIncomeLossAmortizationOfPriorServiceCostAndActuarialLossesIncludedInNetPeriodicPensionCostForDefinedBenefitPensionPlanTaxExpenseBenefit1_c897403f-817a-4b77-b085-77a165c301f7" xlink:href="ucbi-20220331.xsd#ucbi_OtherComprehensiveIncomeLossAmortizationOfPriorServiceCostAndActuarialLossesIncludedInNetPeriodicPensionCostForDefinedBenefitPensionPlanTaxExpenseBenefit1"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_8fb6e478-30ef-480c-82f7-b397c5a2d74e" xlink:to="loc_ucbi_OtherComprehensiveIncomeLossAmortizationOfPriorServiceCostAndActuarialLossesIncludedInNetPeriodicPensionCostForDefinedBenefitPensionPlanTaxExpenseBenefit1_c897403f-817a-4b77-b085-77a165c301f7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_OtherComprehensiveIncomeLossAmortizationOfPriorServiceCostAndActuarialLossesIncludeNetPeriodicPensionCostForDefinedBenefitPensionPlanNetOfTax_beca4c59-56a2-41dc-9b41-813fa0ccd0d9" xlink:href="ucbi-20220331.xsd#ucbi_OtherComprehensiveIncomeLossAmortizationOfPriorServiceCostAndActuarialLossesIncludeNetPeriodicPensionCostForDefinedBenefitPensionPlanNetOfTax"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_8fb6e478-30ef-480c-82f7-b397c5a2d74e" xlink:to="loc_ucbi_OtherComprehensiveIncomeLossAmortizationOfPriorServiceCostAndActuarialLossesIncludeNetPeriodicPensionCostForDefinedBenefitPensionPlanNetOfTax_beca4c59-56a2-41dc-9b41-813fa0ccd0d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_32523913-0b14-41a5-bf12-8e10ff395d1d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_8fb6e478-30ef-480c-82f7-b397c5a2d74e" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent_32523913-0b14-41a5-bf12-8e10ff395d1d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_0938cd86-2d7e-42ef-b1e5-e83be8164c04" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_8fb6e478-30ef-480c-82f7-b397c5a2d74e" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1_0938cd86-2d7e-42ef-b1e5-e83be8164c04" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_6fbc550b-3bd0-4fcd-832f-f095eba2c095" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_8fb6e478-30ef-480c-82f7-b397c5a2d74e" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_6fbc550b-3bd0-4fcd-832f-f095eba2c095" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ComprehensiveIncomeLossBeforeTax_e93e6f23-6b34-4565-b46c-cc0364d5e5d5" xlink:href="ucbi-20220331.xsd#ucbi_ComprehensiveIncomeLossBeforeTax"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_2d561269-3dd0-43fd-9ef9-a47431a1d3c4" xlink:to="loc_ucbi_ComprehensiveIncomeLossBeforeTax_e93e6f23-6b34-4565-b46c-cc0364d5e5d5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ComprehensiveIncomeLossTax_afb9233e-dba4-4154-a8a9-69ed6065674d" xlink:href="ucbi-20220331.xsd#ucbi_ComprehensiveIncomeLossTax"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_2d561269-3dd0-43fd-9ef9-a47431a1d3c4" xlink:to="loc_ucbi_ComprehensiveIncomeLossTax_afb9233e-dba4-4154-a8a9-69ed6065674d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_4ea3b33f-ff06-4d5e-a740-f9c73c64904a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_2d561269-3dd0-43fd-9ef9-a47431a1d3c4" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTax_4ea3b33f-ff06-4d5e-a740-f9c73c64904a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/ConsolidatedStatementsofComprehensiveIncomeUnaudited_1" xlink:type="simple" xlink:href="ucbi-20220331.xsd#ConsolidatedStatementsofComprehensiveIncomeUnaudited_1"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/ConsolidatedStatementsofComprehensiveIncomeUnaudited_1" xlink:type="extended"/>
  <link:roleRef roleURI="http://ucbi.com/role/ConsolidatedStatementofChangesinShareholdersEquityUnaudited" xlink:type="simple" xlink:href="ucbi-20220331.xsd#ConsolidatedStatementofChangesinShareholdersEquityUnaudited"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/ConsolidatedStatementofChangesinShareholdersEquityUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfStockholdersEquityAbstract_5cf7e223-6c0c-4088-8ec8-43f78e04de5a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_05626043-35d8-4a40-89f1-dfac4bf87b85" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfStockholdersEquityAbstract_5cf7e223-6c0c-4088-8ec8-43f78e04de5a" xlink:to="loc_us-gaap_StatementTable_05626043-35d8-4a40-89f1-dfac4bf87b85" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_adaba88c-f44d-4174-80f0-78cb9511a3b6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_05626043-35d8-4a40-89f1-dfac4bf87b85" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_adaba88c-f44d-4174-80f0-78cb9511a3b6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_2564d83f-90f1-4769-8091-df34c237cf2e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_adaba88c-f44d-4174-80f0-78cb9511a3b6" xlink:to="loc_us-gaap_EquityComponentDomain_2564d83f-90f1-4769-8091-df34c237cf2e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockMember_c3dde362-8e1b-400d-9744-247e3a2f9cbe" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_2564d83f-90f1-4769-8091-df34c237cf2e" xlink:to="loc_us-gaap_PreferredStockMember_c3dde362-8e1b-400d-9744-247e3a2f9cbe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_653ff9a9-d5f5-43d5-a958-9a9167567ab5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_2564d83f-90f1-4769-8091-df34c237cf2e" xlink:to="loc_us-gaap_CommonStockMember_653ff9a9-d5f5-43d5-a958-9a9167567ab5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommonStockIssuableMember_5672e2d8-87cd-4b92-a236-80f0c17d8962" xlink:href="ucbi-20220331.xsd#ucbi_CommonStockIssuableMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_2564d83f-90f1-4769-8091-df34c237cf2e" xlink:to="loc_ucbi_CommonStockIssuableMember_5672e2d8-87cd-4b92-a236-80f0c17d8962" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_e2dcab5c-f1da-4bae-a712-15c8d5de7768" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_2564d83f-90f1-4769-8091-df34c237cf2e" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_e2dcab5c-f1da-4bae-a712-15c8d5de7768" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_53c7916c-5bec-4eae-a845-dbd4aaff2cd2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RetainedEarningsMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_2564d83f-90f1-4769-8091-df34c237cf2e" xlink:to="loc_us-gaap_RetainedEarningsMember_53c7916c-5bec-4eae-a845-dbd4aaff2cd2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_cad6da3c-a72b-465c-80bf-0acc93f276d4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_2564d83f-90f1-4769-8091-df34c237cf2e" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_cad6da3c-a72b-465c-80bf-0acc93f276d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_da848e27-a736-4353-a13e-cbbb87da0374" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_05626043-35d8-4a40-89f1-dfac4bf87b85" xlink:to="loc_us-gaap_StatementLineItems_da848e27-a736-4353-a13e-cbbb87da0374" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c43e3e7b-c45b-450b-8718-942020619642" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_da848e27-a736-4353-a13e-cbbb87da0374" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c43e3e7b-c45b-450b-8718-942020619642" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_6acdc799-f817-4fa5-a2e5-1deba39efee8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c43e3e7b-c45b-450b-8718-942020619642" xlink:to="loc_us-gaap_StockholdersEquity_6acdc799-f817-4fa5-a2e5-1deba39efee8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesOutstanding_092c075d-7797-4238-b43f-46d588d6d711" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharesOutstanding"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c43e3e7b-c45b-450b-8718-942020619642" xlink:to="loc_us-gaap_SharesOutstanding_092c075d-7797-4238-b43f-46d588d6d711" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_1534efc9-f213-4c43-91f2-718ac546d44b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c43e3e7b-c45b-450b-8718-942020619642" xlink:to="loc_us-gaap_NetIncomeLoss_1534efc9-f213-4c43-91f2-718ac546d44b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_c42cc8a3-8ea2-41ea-899c-3f33562855be" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c43e3e7b-c45b-450b-8718-942020619642" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_c42cc8a3-8ea2-41ea-899c-3f33562855be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueAcquisitions_0bff13b6-b7fb-495f-9a04-8bac57f4864a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueAcquisitions"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c43e3e7b-c45b-450b-8718-942020619642" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueAcquisitions_0bff13b6-b7fb-495f-9a04-8bac57f4864a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_a0e6e3a7-58db-4447-95d1-d0cc510205d9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesAcquisitions"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c43e3e7b-c45b-450b-8718-942020619642" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_a0e6e3a7-58db-4447-95d1-d0cc510205d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsPreferredStock_eafbe73e-7826-4acb-a87a-40c9e8a95ca0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DividendsPreferredStock"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c43e3e7b-c45b-450b-8718-942020619642" xlink:to="loc_us-gaap_DividendsPreferredStock_eafbe73e-7826-4acb-a87a-40c9e8a95ca0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsCommonStockCash_b96e2e9a-bc83-49ec-939b-596404468232" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DividendsCommonStockCash"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c43e3e7b-c45b-450b-8718-942020619642" xlink:to="loc_us-gaap_DividendsCommonStockCash_b96e2e9a-bc83-49ec-939b-596404468232" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_9d30e166-9d65-43cc-a5f6-609e0910d7fb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c43e3e7b-c45b-450b-8718-942020619642" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_9d30e166-9d65-43cc-a5f6-609e0910d7fb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_fcb094f5-2a7c-4d69-ad66-f688719bf23a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c43e3e7b-c45b-450b-8718-942020619642" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_fcb094f5-2a7c-4d69-ad66-f688719bf23a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_StockIssuedDuringPeriodValueDividendReinvestmentPlanEmployeeBenefitPlansAndDeferredCompensation_a93a7f76-8f60-4b58-8818-fc4914fca27e" xlink:href="ucbi-20220331.xsd#ucbi_StockIssuedDuringPeriodValueDividendReinvestmentPlanEmployeeBenefitPlansAndDeferredCompensation"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c43e3e7b-c45b-450b-8718-942020619642" xlink:to="loc_ucbi_StockIssuedDuringPeriodValueDividendReinvestmentPlanEmployeeBenefitPlansAndDeferredCompensation_a93a7f76-8f60-4b58-8818-fc4914fca27e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_StockIssuedDuringPeriodSharesDividendReinvestmentPlanEmployeeBenefitPlansAndDeferredCompensation_b938da1d-79d1-4509-b4cc-6012b8fa7693" xlink:href="ucbi-20220331.xsd#ucbi_StockIssuedDuringPeriodSharesDividendReinvestmentPlanEmployeeBenefitPlansAndDeferredCompensation"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c43e3e7b-c45b-450b-8718-942020619642" xlink:to="loc_ucbi_StockIssuedDuringPeriodSharesDividendReinvestmentPlanEmployeeBenefitPlansAndDeferredCompensation_b938da1d-79d1-4509-b4cc-6012b8fa7693" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_b358d876-8321-4029-98bb-416089027c44" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c43e3e7b-c45b-450b-8718-942020619642" xlink:to="loc_us-gaap_StockholdersEquity_b358d876-8321-4029-98bb-416089027c44" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesOutstanding_9a3856ec-5d63-430a-9cd4-cd74ae3801b4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharesOutstanding"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c43e3e7b-c45b-450b-8718-942020619642" xlink:to="loc_us-gaap_SharesOutstanding_9a3856ec-5d63-430a-9cd4-cd74ae3801b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/ConsolidatedStatementofChangesinShareholdersEquityUnauditedParentheticals" xlink:type="simple" xlink:href="ucbi-20220331.xsd#ConsolidatedStatementofChangesinShareholdersEquityUnauditedParentheticals"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/ConsolidatedStatementofChangesinShareholdersEquityUnauditedParentheticals" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfStockholdersEquityAbstract_76e3d479-1916-4767-9cb5-df0dfe9e4c9d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockDividendsPerShareDeclared_69c1ee3e-26a4-43c7-a04d-20ed11789a17" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockDividendsPerShareDeclared"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfStockholdersEquityAbstract_76e3d479-1916-4767-9cb5-df0dfe9e4c9d" xlink:to="loc_us-gaap_CommonStockDividendsPerShareDeclared_69c1ee3e-26a4-43c7-a04d-20ed11789a17" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/ConsolidatedStatementsofCashFlowsUnaudited" xlink:type="simple" xlink:href="ucbi-20220331.xsd#ConsolidatedStatementsofCashFlowsUnaudited"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/ConsolidatedStatementsofCashFlowsUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_5ff57aaa-ee14-45cb-b5ee-54277e3e2e8f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_af9716e8-60f4-4d8d-b538-24dd001116d4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_5ff57aaa-ee14-45cb-b5ee-54277e3e2e8f" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_af9716e8-60f4-4d8d-b538-24dd001116d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_0be11fe0-57e5-489f-bc80-2e34a3e00838" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_af9716e8-60f4-4d8d-b538-24dd001116d4" xlink:to="loc_us-gaap_NetIncomeLoss_0be11fe0-57e5-489f-bc80-2e34a3e00838" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_da3d4015-0fb3-4a83-8599-717a357709fc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_af9716e8-60f4-4d8d-b538-24dd001116d4" xlink:to="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_da3d4015-0fb3-4a83-8599-717a357709fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAmortizationAndAccretionNet_e3d26023-dee1-441c-b07a-8877245d574f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DepreciationAmortizationAndAccretionNet"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_da3d4015-0fb3-4a83-8599-717a357709fc" xlink:to="loc_us-gaap_DepreciationAmortizationAndAccretionNet_e3d26023-dee1-441c-b07a-8877245d574f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForLoanLeaseAndOtherLosses_50d13a9a-e5bc-489f-8acd-0c0f3d8d80db" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProvisionForLoanLeaseAndOtherLosses"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_da3d4015-0fb3-4a83-8599-717a357709fc" xlink:to="loc_us-gaap_ProvisionForLoanLeaseAndOtherLosses_50d13a9a-e5bc-489f-8acd-0c0f3d8d80db" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_3b57d943-b5bd-4473-954e-02be36d64ea8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensation"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_da3d4015-0fb3-4a83-8599-717a357709fc" xlink:to="loc_us-gaap_ShareBasedCompensation_3b57d943-b5bd-4473-954e-02be36d64ea8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_daac967d-fa4d-4b0b-a8cd-b65fb1112401" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_da3d4015-0fb3-4a83-8599-717a357709fc" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_daac967d-fa4d-4b0b-a8cd-b65fb1112401" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealizedInvestmentGainsLosses_cdd910db-0a0e-4074-943e-30a4d965b471" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RealizedInvestmentGainsLosses"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_da3d4015-0fb3-4a83-8599-717a357709fc" xlink:to="loc_us-gaap_RealizedInvestmentGainsLosses_cdd910db-0a0e-4074-943e-30a4d965b471" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfLoansAndLeases_28dc50aa-8466-4661-ad9b-4ca6c1eef69e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GainLossOnSaleOfLoansAndLeases"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_da3d4015-0fb3-4a83-8599-717a357709fc" xlink:to="loc_us-gaap_GainLossOnSaleOfLoansAndLeases_28dc50aa-8466-4661-ad9b-4ca6c1eef69e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_ad22dfee-34a3-41e4-a5bc-a0d737e4ca3d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_da3d4015-0fb3-4a83-8599-717a357709fc" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_ad22dfee-34a3-41e4-a5bc-a0d737e4ca3d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_41dea0da-8527-4017-9536-5e5133f86def" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_ad22dfee-34a3-41e4-a5bc-a0d737e4ca3d" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_41dea0da-8527-4017-9536-5e5133f86def" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_c02f3d18-39e6-4f98-8b33-2c5052e1e22c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_ad22dfee-34a3-41e4-a5bc-a0d737e4ca3d" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_c02f3d18-39e6-4f98-8b33-2c5052e1e22c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInLoansHeldForSale_fd42f2cb-8cac-4813-955c-a21cacf46366" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInLoansHeldForSale"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_ad22dfee-34a3-41e4-a5bc-a0d737e4ca3d" xlink:to="loc_us-gaap_IncreaseDecreaseInLoansHeldForSale_fd42f2cb-8cac-4813-955c-a21cacf46366" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b5b67608-7429-4edb-8304-822e53e52cf6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_af9716e8-60f4-4d8d-b538-24dd001116d4" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b5b67608-7429-4edb-8304-822e53e52cf6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_5b86f93d-54ad-4887-927e-907b1cbfa578" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_5ff57aaa-ee14-45cb-b5ee-54277e3e2e8f" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_5b86f93d-54ad-4887-927e-907b1cbfa578" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_DebtSecuritiesHeldToMaturityAbstract_f65b17a8-34e1-4b33-b2d0-75ce3da5a8b0" xlink:href="ucbi-20220331.xsd#ucbi_DebtSecuritiesHeldToMaturityAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_5b86f93d-54ad-4887-927e-907b1cbfa578" xlink:to="loc_ucbi_DebtSecuritiesHeldToMaturityAbstract_f65b17a8-34e1-4b33-b2d0-75ce3da5a8b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities_0cc59a42-1a99-4f0a-8d26-64bce6a437de" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_DebtSecuritiesHeldToMaturityAbstract_f65b17a8-34e1-4b33-b2d0-75ce3da5a8b0" xlink:to="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities_0cc59a42-1a99-4f0a-8d26-64bce6a437de" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireHeldToMaturitySecurities_b86c6c2f-6d42-47d7-a132-cca8e92df3a2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsToAcquireHeldToMaturitySecurities"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_DebtSecuritiesHeldToMaturityAbstract_f65b17a8-34e1-4b33-b2d0-75ce3da5a8b0" xlink:to="loc_us-gaap_PaymentsToAcquireHeldToMaturitySecurities_b86c6c2f-6d42-47d7-a132-cca8e92df3a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_DebtSecuritiesAvailableForSaleAndEquitySecuritiesAbstract_efbe1ddc-0b50-49a6-b127-292d9b996494" xlink:href="ucbi-20220331.xsd#ucbi_DebtSecuritiesAvailableForSaleAndEquitySecuritiesAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_5b86f93d-54ad-4887-927e-907b1cbfa578" xlink:to="loc_ucbi_DebtSecuritiesAvailableForSaleAndEquitySecuritiesAbstract_efbe1ddc-0b50-49a6-b127-292d9b996494" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_9b31f6f3-4399-4565-9831-d0e64b387fdd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_DebtSecuritiesAvailableForSaleAndEquitySecuritiesAbstract_efbe1ddc-0b50-49a6-b127-292d9b996494" xlink:to="loc_us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_9b31f6f3-4399-4565-9831-d0e64b387fdd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_62ecb44c-abf5-45b0-992c-bada592c1676" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_DebtSecuritiesAvailableForSaleAndEquitySecuritiesAbstract_efbe1ddc-0b50-49a6-b127-292d9b996494" xlink:to="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_62ecb44c-abf5-45b0-992c-bada592c1676" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_8be8dc02-e5e3-469a-bae9-664d4053e96d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_DebtSecuritiesAvailableForSaleAndEquitySecuritiesAbstract_efbe1ddc-0b50-49a6-b127-292d9b996494" xlink:to="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_8be8dc02-e5e3-469a-bae9-664d4053e96d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromLoansAndLeases_1ceee479-cd42-43c6-a3ef-ddb468fd0355" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsForProceedsFromLoansAndLeases"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_5b86f93d-54ad-4887-927e-907b1cbfa578" xlink:to="loc_us-gaap_PaymentsForProceedsFromLoansAndLeases_1ceee479-cd42-43c6-a3ef-ddb468fd0355" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireOtherInvestments_36d4db23-6cab-45e1-aedd-1de33c7a7f5f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsToAcquireOtherInvestments"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_5b86f93d-54ad-4887-927e-907b1cbfa578" xlink:to="loc_us-gaap_PaymentsToAcquireOtherInvestments_36d4db23-6cab-45e1-aedd-1de33c7a7f5f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ProceedsFromOtherInvestments_45e4af3e-7ad5-4618-837a-8921bc774439" xlink:href="ucbi-20220331.xsd#ucbi_ProceedsFromOtherInvestments"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_5b86f93d-54ad-4887-927e-907b1cbfa578" xlink:to="loc_ucbi_ProceedsFromOtherInvestments_45e4af3e-7ad5-4618-837a-8921bc774439" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_4af07d0b-4cf9-4bcd-9fe8-78463dc66bff" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_5b86f93d-54ad-4887-927e-907b1cbfa578" xlink:to="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_4af07d0b-4cf9-4bcd-9fe8-78463dc66bff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_02325b8a-c294-46d2-a75f-a70289eeb869" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_5b86f93d-54ad-4887-927e-907b1cbfa578" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_02325b8a-c294-46d2-a75f-a70289eeb869" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAcquiredFromAcquisition_ef75186e-95bd-45ef-9444-a40f2fb5a3df" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashAcquiredFromAcquisition"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_5b86f93d-54ad-4887-927e-907b1cbfa578" xlink:to="loc_us-gaap_CashAcquiredFromAcquisition_ef75186e-95bd-45ef-9444-a40f2fb5a3df" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfOtherRealEstate_8df81e4f-7770-4384-8ee5-bd482a4efc73" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromSaleOfOtherRealEstate"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_5b86f93d-54ad-4887-927e-907b1cbfa578" xlink:to="loc_us-gaap_ProceedsFromSaleOfOtherRealEstate_8df81e4f-7770-4384-8ee5-bd482a4efc73" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ProceedsFromOtherInvestingActivities_1d6fd4f7-bfe5-4329-9a75-ecc46718783b" xlink:href="ucbi-20220331.xsd#ucbi_ProceedsFromOtherInvestingActivities"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_5b86f93d-54ad-4887-927e-907b1cbfa578" xlink:to="loc_ucbi_ProceedsFromOtherInvestingActivities_1d6fd4f7-bfe5-4329-9a75-ecc46718783b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_9020a2b3-3148-415d-a4c2-ea65cfedbb0d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_5b86f93d-54ad-4887-927e-907b1cbfa578" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_9020a2b3-3148-415d-a4c2-ea65cfedbb0d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_872836f6-9a3e-4b05-adfd-3a4be9bc2849" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_5ff57aaa-ee14-45cb-b5ee-54277e3e2e8f" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_872836f6-9a3e-4b05-adfd-3a4be9bc2849" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInDeposits_6df256fd-4a6b-415b-97d8-662d34746a9f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInDeposits"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_872836f6-9a3e-4b05-adfd-3a4be9bc2849" xlink:to="loc_us-gaap_IncreaseDecreaseInDeposits_6df256fd-4a6b-415b-97d8-662d34746a9f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfOtherLongTermDebt_1404bc10-79ed-4505-9a20-5a50189e5eb6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RepaymentsOfOtherLongTermDebt"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_872836f6-9a3e-4b05-adfd-3a4be9bc2849" xlink:to="loc_us-gaap_RepaymentsOfOtherLongTermDebt_1404bc10-79ed-4505-9a20-5a50189e5eb6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromFederalHomeLoanBankBorrowings_582fe1ba-436d-46ad-a065-88b8af7694de" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromFederalHomeLoanBankBorrowings"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_872836f6-9a3e-4b05-adfd-3a4be9bc2849" xlink:to="loc_us-gaap_ProceedsFromFederalHomeLoanBankBorrowings_582fe1ba-436d-46ad-a065-88b8af7694de" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings_bbdead87-5603-4a3d-b97e-dba07056731c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_872836f6-9a3e-4b05-adfd-3a4be9bc2849" xlink:to="loc_us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings_bbdead87-5603-4a3d-b97e-dba07056731c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ProceedsFromIssuanceOfCommonStockForDividendReinvestmentAndEmployeeBenefitPlans_f9917738-6d78-4ce9-a859-863a72bf4c45" xlink:href="ucbi-20220331.xsd#ucbi_ProceedsFromIssuanceOfCommonStockForDividendReinvestmentAndEmployeeBenefitPlans"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_872836f6-9a3e-4b05-adfd-3a4be9bc2849" xlink:to="loc_ucbi_ProceedsFromIssuanceOfCommonStockForDividendReinvestmentAndEmployeeBenefitPlans_f9917738-6d78-4ce9-a859-863a72bf4c45" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromStockOptionsExercised_d976bc88-1918-40d1-8e4a-2470369fee5c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromStockOptionsExercised"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_872836f6-9a3e-4b05-adfd-3a4be9bc2849" xlink:to="loc_us-gaap_ProceedsFromStockOptionsExercised_d976bc88-1918-40d1-8e4a-2470369fee5c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_686854f1-be5c-4f03-aba5-e22629313ff1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_872836f6-9a3e-4b05-adfd-3a4be9bc2849" xlink:to="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_686854f1-be5c-4f03-aba5-e22629313ff1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividendsCommonStock_58c848a2-8d05-4211-a780-cf7d35f123c7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_872836f6-9a3e-4b05-adfd-3a4be9bc2849" xlink:to="loc_us-gaap_PaymentsOfDividendsCommonStock_58c848a2-8d05-4211-a780-cf7d35f123c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock_2c50521a-bcbf-4079-8925-7adb493f231c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_872836f6-9a3e-4b05-adfd-3a4be9bc2849" xlink:to="loc_us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock_2c50521a-bcbf-4079-8925-7adb493f231c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d84bfc55-5aae-4f6a-89a6-b2ea02fc5814" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_872836f6-9a3e-4b05-adfd-3a4be9bc2849" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d84bfc55-5aae-4f6a-89a6-b2ea02fc5814" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_7e276fc5-f2ee-4df5-9b62-4f8d5416767b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_5ff57aaa-ee14-45cb-b5ee-54277e3e2e8f" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_7e276fc5-f2ee-4df5-9b62-4f8d5416767b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_57bccc09-e4a9-46ce-bd55-e6cb3ac32ec6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_5ff57aaa-ee14-45cb-b5ee-54277e3e2e8f" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_57bccc09-e4a9-46ce-bd55-e6cb3ac32ec6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_21bcf721-7150-4e98-ac11-e02180e07596" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_5ff57aaa-ee14-45cb-b5ee-54277e3e2e8f" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_21bcf721-7150-4e98-ac11-e02180e07596" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/BasisofPresentation" xlink:type="simple" xlink:href="ucbi-20220331.xsd#BasisofPresentation"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/BasisofPresentation" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_75fdcb9b-f321-4697-8bf4-dc01a425ce75" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock_d192811b-7495-4297-a1f8-467338c67012" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_75fdcb9b-f321-4697-8bf4-dc01a425ce75" xlink:to="loc_us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock_d192811b-7495-4297-a1f8-467338c67012" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/BasisofPresentationPolicies" xlink:type="simple" xlink:href="ucbi-20220331.xsd#BasisofPresentationPolicies"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/BasisofPresentationPolicies" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c0e57ba6-40a6-40e4-abb0-aa0b56925949" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_7b9ff6d0-3638-4ecd-bcf0-ba770fe23d36" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BasisOfAccountingPolicyPolicyTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c0e57ba6-40a6-40e4-abb0-aa0b56925949" xlink:to="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_7b9ff6d0-3638-4ecd-bcf0-ba770fe23d36" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_33c8c656-849f-4bf8-bfb9-f643668a78c9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c0e57ba6-40a6-40e4-abb0-aa0b56925949" xlink:to="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_33c8c656-849f-4bf8-bfb9-f643668a78c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/AccountingStandardsUpdatesandRecentlyAdoptedStandards" xlink:type="simple" xlink:href="ucbi-20220331.xsd#AccountingStandardsUpdatesandRecentlyAdoptedStandards"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/AccountingStandardsUpdatesandRecentlyAdoptedStandards" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_66a69aaa-88ee-41d2-8b56-d47a9e79fdd5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountingChangesAndErrorCorrectionsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_3cb2213c-02cb-4884-9f1a-c855ad297b32" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_66a69aaa-88ee-41d2-8b56-d47a9e79fdd5" xlink:to="loc_us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_3cb2213c-02cb-4884-9f1a-c855ad297b32" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/SupplementalCashFlowInformation" xlink:type="simple" xlink:href="ucbi-20220331.xsd#SupplementalCashFlowInformation"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/SupplementalCashFlowInformation" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_9e43caba-1814-4086-acb4-01baa61989ea" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashFlowSupplementalDisclosuresTextBlock_c7cff706-03f8-4c58-9a4d-caf063921dfa" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashFlowSupplementalDisclosuresTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_9e43caba-1814-4086-acb4-01baa61989ea" xlink:to="loc_us-gaap_CashFlowSupplementalDisclosuresTextBlock_c7cff706-03f8-4c58-9a4d-caf063921dfa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/SupplementalCashFlowInformationTables" xlink:type="simple" xlink:href="ucbi-20220331.xsd#SupplementalCashFlowInformationTables"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/SupplementalCashFlowInformationTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_ffe82a7f-6933-47e8-aa2d-685acc32a8d7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_c143e49c-6335-4ce2-b0f0-b004a43da434" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_ffe82a7f-6933-47e8-aa2d-685acc32a8d7" xlink:to="loc_us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_c143e49c-6335-4ce2-b0f0-b004a43da434" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/SupplementalCashFlowInformationDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#SupplementalCashFlowInformationDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/SupplementalCashFlowInformationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c95f5e32-776d-40d0-ba2b-b99565d97197" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_7e8e4348-4957-4be0-84d4-7c30e717a567" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c95f5e32-776d-40d0-ba2b-b99565d97197" xlink:to="loc_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_7e8e4348-4957-4be0-84d4-7c30e717a567" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_DebtSecuritiesHeldToMaturityTransferredFromAvailableForSaleFairValue_e99e63e6-dc4a-4c1e-9a96-2f8d1ac95e61" xlink:href="ucbi-20220331.xsd#ucbi_DebtSecuritiesHeldToMaturityTransferredFromAvailableForSaleFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_7e8e4348-4957-4be0-84d4-7c30e717a567" xlink:to="loc_ucbi_DebtSecuritiesHeldToMaturityTransferredFromAvailableForSaleFairValue_e99e63e6-dc4a-4c1e-9a96-2f8d1ac95e61" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_6d4df0e2-c2d1-4e4f-b8c9-4181def15c7e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_7e8e4348-4957-4be0-84d4-7c30e717a567" xlink:to="loc_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_6d4df0e2-c2d1-4e4f-b8c9-4181def15c7e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_NoncashOrPartNoncashAcquisitionsAbstract_f0b5b8f3-b5b7-4eae-8ea5-a82befcf507e" xlink:href="ucbi-20220331.xsd#ucbi_NoncashOrPartNoncashAcquisitionsAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_c95f5e32-776d-40d0-ba2b-b99565d97197" xlink:to="loc_ucbi_NoncashOrPartNoncashAcquisitionsAbstract_f0b5b8f3-b5b7-4eae-8ea5-a82befcf507e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1_2f3ad6ac-8153-4689-84ec-628be672d54a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_NoncashOrPartNoncashAcquisitionsAbstract_f0b5b8f3-b5b7-4eae-8ea5-a82befcf507e" xlink:to="loc_us-gaap_NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1_2f3ad6ac-8153-4689-84ec-628be672d54a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncashOrPartNoncashAcquisitionValueOfLiabilitiesAssumed1_d1883728-fdec-45bd-86af-db8b66d3c440" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NoncashOrPartNoncashAcquisitionValueOfLiabilitiesAssumed1"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_NoncashOrPartNoncashAcquisitionsAbstract_f0b5b8f3-b5b7-4eae-8ea5-a82befcf507e" xlink:to="loc_us-gaap_NoncashOrPartNoncashAcquisitionValueOfLiabilitiesAssumed1_d1883728-fdec-45bd-86af-db8b66d3c440" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncashOrPartNoncashAcquisitionNetNonmonetaryAssetsAcquiredLiabilitiesAssumed1_51551db6-1675-4882-b16f-1bb6598067c2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NoncashOrPartNoncashAcquisitionNetNonmonetaryAssetsAcquiredLiabilitiesAssumed1"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_NoncashOrPartNoncashAcquisitionsAbstract_f0b5b8f3-b5b7-4eae-8ea5-a82befcf507e" xlink:to="loc_us-gaap_NoncashOrPartNoncashAcquisitionNetNonmonetaryAssetsAcquiredLiabilitiesAssumed1_51551db6-1675-4882-b16f-1bb6598067c2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueAcquisitions_c5591355-6516-4cb1-9dd0-4891895b7aa8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueAcquisitions"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_NoncashOrPartNoncashAcquisitionsAbstract_f0b5b8f3-b5b7-4eae-8ea5-a82befcf507e" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueAcquisitions_c5591355-6516-4cb1-9dd0-4891895b7aa8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/Acquisitions" xlink:type="simple" xlink:href="ucbi-20220331.xsd#Acquisitions"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/Acquisitions" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_e0cbd495-c761-4cd4-bbee-a9bfbdf89262" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationAndAssetAcquisitionAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationDisclosureTextBlock_ee77fee1-9272-4660-81ab-5efb0ea7f2e2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_e0cbd495-c761-4cd4-bbee-a9bfbdf89262" xlink:to="loc_us-gaap_BusinessCombinationDisclosureTextBlock_ee77fee1-9272-4660-81ab-5efb0ea7f2e2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/AcquisitionsTables" xlink:type="simple" xlink:href="ucbi-20220331.xsd#AcquisitionsTables"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/AcquisitionsTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_5c4becfa-9e60-4c73-8e61-447e5489ec83" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationAndAssetAcquisitionAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock_d1855a42-14f7-421d-9af6-774766ba21ad" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_5c4becfa-9e60-4c73-8e61-447e5489ec83" xlink:to="loc_us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock_d1855a42-14f7-421d-9af6-774766ba21ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_AdditionalInformationRelatedToAcquiredLoanTableTextBlock_13a392ac-2375-43a8-84d4-f0e38a87ad8a" xlink:href="ucbi-20220331.xsd#ucbi_AdditionalInformationRelatedToAcquiredLoanTableTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_5c4becfa-9e60-4c73-8e61-447e5489ec83" xlink:to="loc_ucbi_AdditionalInformationRelatedToAcquiredLoanTableTextBlock_13a392ac-2375-43a8-84d4-f0e38a87ad8a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentsTableTextBlock_800cfb54-8197-4565-bbee-610ffa54332f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentsTableTextBlock"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_5c4becfa-9e60-4c73-8e61-447e5489ec83" xlink:to="loc_us-gaap_BusinessAcquisitionProFormaInformationNonrecurringAdjustmentsTableTextBlock_800cfb54-8197-4565-bbee-610ffa54332f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/AcquisitionsNarrativeDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#AcquisitionsNarrativeDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/AcquisitionsNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_ad4f040c-2942-447b-aacd-86324f56569c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationAndAssetAcquisitionAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_6d94dc30-8b60-4d44-bf0f-07d90f609d4c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_ad4f040c-2942-447b-aacd-86324f56569c" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_6d94dc30-8b60-4d44-bf0f-07d90f609d4c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_5d54dc5b-2830-4f0a-b20f-d9f60b11e38c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_6d94dc30-8b60-4d44-bf0f-07d90f609d4c" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_5d54dc5b-2830-4f0a-b20f-d9f60b11e38c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_603a1423-f1e5-4996-bf13-d71b07eca289" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_5d54dc5b-2830-4f0a-b20f-d9f60b11e38c" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_603a1423-f1e5-4996-bf13-d71b07eca289" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ReliantBancorpIncMember_8d7f6cb3-38cd-421a-8862-5984b903eae3" xlink:href="ucbi-20220331.xsd#ucbi_ReliantBancorpIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_603a1423-f1e5-4996-bf13-d71b07eca289" xlink:to="loc_ucbi_ReliantBancorpIncMember_8d7f6cb3-38cd-421a-8862-5984b903eae3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonrecurringAdjustmentAxis_b7a1e2e1-6dc8-4b87-bf0e-08cdccd6e5ad" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NonrecurringAdjustmentAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_6d94dc30-8b60-4d44-bf0f-07d90f609d4c" xlink:to="loc_us-gaap_NonrecurringAdjustmentAxis_b7a1e2e1-6dc8-4b87-bf0e-08cdccd6e5ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonrecurringAdjustmentDomain_d896a7e8-94c6-404f-a481-ea10ef7d08ca" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NonrecurringAdjustmentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NonrecurringAdjustmentAxis_b7a1e2e1-6dc8-4b87-bf0e-08cdccd6e5ad" xlink:to="loc_us-gaap_NonrecurringAdjustmentDomain_d896a7e8-94c6-404f-a481-ea10ef7d08ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AcquisitionRelatedCostsMember_f596a9a8-4edd-4e07-b042-dd0c207d40b5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AcquisitionRelatedCostsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NonrecurringAdjustmentDomain_d896a7e8-94c6-404f-a481-ea10ef7d08ca" xlink:to="loc_us-gaap_AcquisitionRelatedCostsMember_f596a9a8-4edd-4e07-b042-dd0c207d40b5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_fa3d96c3-7591-4a8a-b18a-d6df93934180" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_6d94dc30-8b60-4d44-bf0f-07d90f609d4c" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_fa3d96c3-7591-4a8a-b18a-d6df93934180" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_cc7ffbb5-58fd-4df9-b110-d9213f103966" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_fa3d96c3-7591-4a8a-b18a-d6df93934180" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_cc7ffbb5-58fd-4df9-b110-d9213f103966" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CoreDepositsMember_0abe7b95-49c5-4394-83b7-8e5c9fb07b96" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CoreDepositsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_cc7ffbb5-58fd-4df9-b110-d9213f103966" xlink:to="loc_us-gaap_CoreDepositsMember_0abe7b95-49c5-4394-83b7-8e5c9fb07b96" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_373f02f3-f801-4f46-8d5a-a5d9f1a0ab7b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_6d94dc30-8b60-4d44-bf0f-07d90f609d4c" xlink:to="loc_us-gaap_BusinessAcquisitionLineItems_373f02f3-f801-4f46-8d5a-a5d9f1a0ab7b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_NumberOfBranches_eec17c46-52cd-4f75-9f66-c90932286e6f" xlink:href="ucbi-20220331.xsd#ucbi_NumberOfBranches"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_373f02f3-f801-4f46-8d5a-a5d9f1a0ab7b" xlink:to="loc_ucbi_NumberOfBranches_eec17c46-52cd-4f75-9f66-c90932286e6f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount_44f1e1fc-f53a-4d12-8e87-845f7e63f918" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_373f02f3-f801-4f46-8d5a-a5d9f1a0ab7b" xlink:to="loc_us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount_44f1e1fc-f53a-4d12-8e87-845f7e63f918" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_a0e8d967-fd08-41e3-bc41-a358add3944d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_373f02f3-f801-4f46-8d5a-a5d9f1a0ab7b" xlink:to="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_a0e8d967-fd08-41e3-bc41-a358add3944d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_ce5de9a4-d6a2-4a69-b0a5-c7e94f629f70" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationAcquisitionRelatedCosts"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_373f02f3-f801-4f46-8d5a-a5d9f1a0ab7b" xlink:to="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_ce5de9a4-d6a2-4a69-b0a5-c7e94f629f70" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/AcquisitionsAcquisitiondatefairvalueofpurchasedassetsandassumedliabilitiesDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#AcquisitionsAcquisitiondatefairvalueofpurchasedassetsandassumedliabilitiesDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/AcquisitionsAcquisitiondatefairvalueofpurchasedassetsandassumedliabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_81182690-078b-4572-8fed-5e1b9f6b5dbc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationAndAssetAcquisitionAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_9ca98b24-97c6-499c-a93f-c06ed05751b9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_81182690-078b-4572-8fed-5e1b9f6b5dbc" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_9ca98b24-97c6-499c-a93f-c06ed05751b9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_72e7a31b-7bee-4f3c-8f65-9fcb7fea426d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_9ca98b24-97c6-499c-a93f-c06ed05751b9" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_72e7a31b-7bee-4f3c-8f65-9fcb7fea426d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_d97b8e6c-ef65-4d09-9a85-18d1668bd06e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_72e7a31b-7bee-4f3c-8f65-9fcb7fea426d" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_d97b8e6c-ef65-4d09-9a85-18d1668bd06e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ReliantBancorpIncMember_f93f05f5-e78d-484b-8453-09d072a887c9" xlink:href="ucbi-20220331.xsd#ucbi_ReliantBancorpIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_d97b8e6c-ef65-4d09-9a85-18d1668bd06e" xlink:to="loc_ucbi_ReliantBancorpIncMember_f93f05f5-e78d-484b-8453-09d072a887c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_5ea32cc8-80a9-4a6b-b104-661e38f1228a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_9ca98b24-97c6-499c-a93f-c06ed05751b9" xlink:to="loc_us-gaap_BusinessAcquisitionLineItems_5ea32cc8-80a9-4a6b-b104-661e38f1228a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_dba1fdc5-f59a-49da-9638-8e2ffbb9b24c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_5ea32cc8-80a9-4a6b-b104-661e38f1228a" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_dba1fdc5-f59a-49da-9638-8e2ffbb9b24c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_1ae716c0-72f3-41a9-842d-8422ee8721cd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_dba1fdc5-f59a-49da-9638-8e2ffbb9b24c" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_1ae716c0-72f3-41a9-842d-8422ee8721cd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsMarketableSecurities_5b285c27-ba8c-4611-bc3c-890a440bd461" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsMarketableSecurities"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_dba1fdc5-f59a-49da-9638-8e2ffbb9b24c" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsMarketableSecurities_5b285c27-ba8c-4611-bc3c-890a440bd461" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansHeldForSale_22437c25-d825-456d-91df-abdbb90152a1" xlink:href="ucbi-20220331.xsd#ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansHeldForSale"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_dba1fdc5-f59a-49da-9638-8e2ffbb9b24c" xlink:to="loc_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansHeldForSale_22437c25-d825-456d-91df-abdbb90152a1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_e7cbd959-ca7d-4cd9-a9f2-f4062c8aa90b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_dba1fdc5-f59a-49da-9638-8e2ffbb9b24c" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_e7cbd959-ca7d-4cd9-a9f2-f4062c8aa90b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_d09d12ba-15f6-45e7-b2ee-7b7aefd42e1f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_dba1fdc5-f59a-49da-9638-8e2ffbb9b24c" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_d09d12ba-15f6-45e7-b2ee-7b7aefd42e1f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedBankOwnedLifeInsurance_9a549d15-5521-440b-835f-f3a42de264ef" xlink:href="ucbi-20220331.xsd#ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedBankOwnedLifeInsurance"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_dba1fdc5-f59a-49da-9638-8e2ffbb9b24c" xlink:to="loc_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedBankOwnedLifeInsurance_9a549d15-5521-440b-835f-f3a42de264ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsAccruedInterestReceivables_12f950ea-bccf-4300-adc9-f5c67bcf21d5" xlink:href="ucbi-20220331.xsd#ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsAccruedInterestReceivables"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_dba1fdc5-f59a-49da-9638-8e2ffbb9b24c" xlink:to="loc_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsAccruedInterestReceivables_12f950ea-bccf-4300-adc9-f5c67bcf21d5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets_8055a6db-49a7-4634-8f70-3c582809c57a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_dba1fdc5-f59a-49da-9638-8e2ffbb9b24c" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets_8055a6db-49a7-4634-8f70-3c582809c57a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_de4038b6-cc2d-4ec3-a184-99413595691d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_dba1fdc5-f59a-49da-9638-8e2ffbb9b24c" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_de4038b6-cc2d-4ec3-a184-99413595691d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets_01a92fee-60e9-43c8-a683-e03d84e52cef" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_dba1fdc5-f59a-49da-9638-8e2ffbb9b24c" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets_01a92fee-60e9-43c8-a683-e03d84e52cef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_2355e6c0-b4bd-474b-aae0-2ccccf4366d5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_dba1fdc5-f59a-49da-9638-8e2ffbb9b24c" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_2355e6c0-b4bd-474b-aae0-2ccccf4366d5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract_1449b79d-acd4-4584-a917-26c675b9b3f0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_5ea32cc8-80a9-4a6b-b104-661e38f1228a" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract_1449b79d-acd4-4584-a917-26c675b9b3f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeposits_9188bc1f-065c-4190-89e9-0471b6b5703c" xlink:href="ucbi-20220331.xsd#ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeposits"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract_1449b79d-acd4-4584-a917-26c675b9b3f0" xlink:to="loc_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeposits_9188bc1f-065c-4190-89e9-0471b6b5703c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedShortTermBorrowings_376c82d4-6664-4633-8f07-006a78aaca2c" xlink:href="ucbi-20220331.xsd#ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedShortTermBorrowings"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract_1449b79d-acd4-4584-a917-26c675b9b3f0" xlink:to="loc_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedShortTermBorrowings_376c82d4-6664-4633-8f07-006a78aaca2c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesLongTermDebt_322c2dcb-f1b3-46f5-a987-123dc677c632" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesLongTermDebt"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract_1449b79d-acd4-4584-a917-26c675b9b3f0" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesLongTermDebt_322c2dcb-f1b3-46f5-a987-123dc677c632" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther_880cc0e0-a1ba-4c9f-a16f-43b135396947" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract_1449b79d-acd4-4584-a917-26c675b9b3f0" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther_880cc0e0-a1ba-4c9f-a16f-43b135396947" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_02ad9730-1f22-46a8-9526-01163abfecf4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract_1449b79d-acd4-4584-a917-26c675b9b3f0" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_02ad9730-1f22-46a8-9526-01163abfecf4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_10d7d31b-82b1-4f32-8f38-b33d13e5e5a3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_5ea32cc8-80a9-4a6b-b104-661e38f1228a" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_10d7d31b-82b1-4f32-8f38-b33d13e5e5a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesGross_d53bf138-bc84-433e-9eb6-1b70a9ec1b77" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_5ea32cc8-80a9-4a6b-b104-661e38f1228a" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesGross_d53bf138-bc84-433e-9eb6-1b70a9ec1b77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_5a8f0536-56ae-40d7-aca7-cd1ab63dd97b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_5ea32cc8-80a9-4a6b-b104-661e38f1228a" xlink:to="loc_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_5a8f0536-56ae-40d7-aca7-cd1ab63dd97b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_BusinessCombinationConsiderationTransferredConvertedStockOptions_9e0019ba-8ecb-427e-acd8-d5bda95525f6" xlink:href="ucbi-20220331.xsd#ucbi_BusinessCombinationConsiderationTransferredConvertedStockOptions"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_5ea32cc8-80a9-4a6b-b104-661e38f1228a" xlink:to="loc_ucbi_BusinessCombinationConsiderationTransferredConvertedStockOptions_9e0019ba-8ecb-427e-acd8-d5bda95525f6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationConsiderationTransferred1_aeca54f8-bbb3-4371-8d9e-5d3d3316a2e9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferred1"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_5ea32cc8-80a9-4a6b-b104-661e38f1228a" xlink:to="loc_us-gaap_BusinessCombinationConsiderationTransferred1_aeca54f8-bbb3-4371-8d9e-5d3d3316a2e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_cb8ce11c-702a-4294-b7e0-203f03e9c083" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Goodwill"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_5ea32cc8-80a9-4a6b-b104-661e38f1228a" xlink:to="loc_us-gaap_Goodwill_cb8ce11c-702a-4294-b7e0-203f03e9c083" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_b742c2ec-7277-4e3a-aaa3-ba02708f8aef" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_5ea32cc8-80a9-4a6b-b104-661e38f1228a" xlink:to="loc_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_b742c2ec-7277-4e3a-aaa3-ba02708f8aef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/AcquisitionsAcquiredloanportfolioatacquisitionDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#AcquisitionsAcquiredloanportfolioatacquisitionDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/AcquisitionsAcquiredloanportfolioatacquisitionDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_3dd779bd-df2f-4597-911b-4812f8858759" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationAndAssetAcquisitionAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_69aa07ce-895b-4711-b258-2a6bf355cf44" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_3dd779bd-df2f-4597-911b-4812f8858759" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_69aa07ce-895b-4711-b258-2a6bf355cf44" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_fd5d9ec7-1879-4afb-be0b-3fb79fe3b89d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_69aa07ce-895b-4711-b258-2a6bf355cf44" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_fd5d9ec7-1879-4afb-be0b-3fb79fe3b89d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_6a71d234-a318-4bd7-8334-c8b45f48685a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_fd5d9ec7-1879-4afb-be0b-3fb79fe3b89d" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_6a71d234-a318-4bd7-8334-c8b45f48685a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ReliantBancorpIncMember_bf87f7ed-856e-4bcd-b0da-458f0ea1913a" xlink:href="ucbi-20220331.xsd#ucbi_ReliantBancorpIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_6a71d234-a318-4bd7-8334-c8b45f48685a" xlink:to="loc_ucbi_ReliantBancorpIncMember_bf87f7ed-856e-4bcd-b0da-458f0ea1913a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditLossStatusAxis_a34ab6bd-8f51-4c27-a795-682e629bfeb1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CreditLossStatusAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_69aa07ce-895b-4711-b258-2a6bf355cf44" xlink:to="loc_us-gaap_CreditLossStatusAxis_a34ab6bd-8f51-4c27-a795-682e629bfeb1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditLossStatusDomain_4388a259-c3b7-47e8-a3ed-4744ab23ee29" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CreditLossStatusDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditLossStatusAxis_a34ab6bd-8f51-4c27-a795-682e629bfeb1" xlink:to="loc_us-gaap_CreditLossStatusDomain_4388a259-c3b7-47e8-a3ed-4744ab23ee29" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialAssetAcquiredWithCreditDeteriorationMember_ad8abdb2-bdb8-4920-a69b-5d702ca183d7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancialAssetAcquiredWithCreditDeteriorationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditLossStatusDomain_4388a259-c3b7-47e8-a3ed-4744ab23ee29" xlink:to="loc_us-gaap_FinancialAssetAcquiredWithCreditDeteriorationMember_ad8abdb2-bdb8-4920-a69b-5d702ca183d7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_9068aa61-0c48-44c7-84ae-3a563e8ab152" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_69aa07ce-895b-4711-b258-2a6bf355cf44" xlink:to="loc_us-gaap_BusinessAcquisitionLineItems_9068aa61-0c48-44c7-84ae-3a563e8ab152" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAmountAtPurchasePriceAbstract_a6a99e56-8288-49e5-bb1a-0ad44c51b63d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAmountAtPurchasePriceAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_9068aa61-0c48-44c7-84ae-3a563e8ab152" xlink:to="loc_us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAmountAtPurchasePriceAbstract_a6a99e56-8288-49e5-bb1a-0ad44c51b63d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAmountAtParValue_48207e30-717f-49dd-b008-66d692b5e5c9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAmountAtParValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAmountAtPurchasePriceAbstract_a6a99e56-8288-49e5-bb1a-0ad44c51b63d" xlink:to="loc_us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAmountAtParValue_48207e30-717f-49dd-b008-66d692b5e5c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAllowanceForCreditLossAtAcquisitionDate_cdccde05-93e0-4a25-8dbb-e4c52d945a3c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAllowanceForCreditLossAtAcquisitionDate"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAmountAtPurchasePriceAbstract_a6a99e56-8288-49e5-bb1a-0ad44c51b63d" xlink:to="loc_us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAllowanceForCreditLossAtAcquisitionDate_cdccde05-93e0-4a25-8dbb-e4c52d945a3c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationDiscountPremium_f381680a-c82f-433d-ad67-f66ec2469bd1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationDiscountPremium"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAmountAtPurchasePriceAbstract_a6a99e56-8288-49e5-bb1a-0ad44c51b63d" xlink:to="loc_us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationDiscountPremium_f381680a-c82f-433d-ad67-f66ec2469bd1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAmountAtPurchasePrice_9ce4371b-794d-4307-9289-7d7daa0101fb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAmountAtPurchasePrice"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAmountAtPurchasePriceAbstract_a6a99e56-8288-49e5-bb1a-0ad44c51b63d" xlink:to="loc_us-gaap_FinancingReceivablePurchasedWithCreditDeteriorationAmountAtPurchasePrice_9ce4371b-794d-4307-9289-7d7daa0101fb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationAcquiredReceivablesAbstract_fd767c16-67e6-4339-a8a7-3024f80f1aff" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationAcquiredReceivablesAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_9068aa61-0c48-44c7-84ae-3a563e8ab152" xlink:to="loc_us-gaap_BusinessCombinationAcquiredReceivablesAbstract_fd767c16-67e6-4339-a8a7-3024f80f1aff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationAcquiredReceivablesFairValue_03478382-a66d-4cc9-9e7b-ec2d925c4e61" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationAcquiredReceivablesFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationAcquiredReceivablesAbstract_fd767c16-67e6-4339-a8a7-3024f80f1aff" xlink:to="loc_us-gaap_BusinessCombinationAcquiredReceivablesFairValue_03478382-a66d-4cc9-9e7b-ec2d925c4e61" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationAcquiredReceivablesGrossContractualAmount_81fe137f-814a-49e2-bfbd-1deca468cb92" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationAcquiredReceivablesGrossContractualAmount"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationAcquiredReceivablesAbstract_fd767c16-67e6-4339-a8a7-3024f80f1aff" xlink:to="loc_us-gaap_BusinessCombinationAcquiredReceivablesGrossContractualAmount_81fe137f-814a-49e2-bfbd-1deca468cb92" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationAcquiredReceivablesEstimatedUncollectible_1d9b79e0-3982-498f-ab9e-d1aaec7b7a53" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationAcquiredReceivablesEstimatedUncollectible"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationAcquiredReceivablesAbstract_fd767c16-67e6-4339-a8a7-3024f80f1aff" xlink:to="loc_us-gaap_BusinessCombinationAcquiredReceivablesEstimatedUncollectible_1d9b79e0-3982-498f-ab9e-d1aaec7b7a53" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/AcquisitionsProformainformationDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#AcquisitionsProformainformationDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/AcquisitionsProformainformationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_d8732156-3d40-4c6d-89dc-f3930c91d999" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationAndAssetAcquisitionAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_890e8222-c479-435a-815f-437548874920" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_d8732156-3d40-4c6d-89dc-f3930c91d999" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_890e8222-c479-435a-815f-437548874920" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_c5210627-0150-4410-9065-02b368986eb0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_890e8222-c479-435a-815f-437548874920" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_c5210627-0150-4410-9065-02b368986eb0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_d5da8162-db14-4c34-b6bf-8926ecddf24c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_c5210627-0150-4410-9065-02b368986eb0" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_d5da8162-db14-4c34-b6bf-8926ecddf24c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ReliantBancorpIncMember_9a8680fe-4e53-45f8-b0b6-b74526670a56" xlink:href="ucbi-20220331.xsd#ucbi_ReliantBancorpIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_d5da8162-db14-4c34-b6bf-8926ecddf24c" xlink:to="loc_ucbi_ReliantBancorpIncMember_9a8680fe-4e53-45f8-b0b6-b74526670a56" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_307a7922-bc80-4f1f-a82f-504696586acd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_890e8222-c479-435a-815f-437548874920" xlink:to="loc_us-gaap_BusinessAcquisitionLineItems_307a7922-bc80-4f1f-a82f-504696586acd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual_68da3215-f3ff-410b-8614-f7de094b8da9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_307a7922-bc80-4f1f-a82f-504696586acd" xlink:to="loc_us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual_68da3215-f3ff-410b-8614-f7de094b8da9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual_612b9f44-06ca-43cd-93a1-ef09fd152ed1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_307a7922-bc80-4f1f-a82f-504696586acd" xlink:to="loc_us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual_612b9f44-06ca-43cd-93a1-ef09fd152ed1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionsProFormaRevenue_7fde4a26-db2c-4061-8900-a8f169267fdf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionsProFormaRevenue"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_307a7922-bc80-4f1f-a82f-504696586acd" xlink:to="loc_us-gaap_BusinessAcquisitionsProFormaRevenue_7fde4a26-db2c-4061-8900-a8f169267fdf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss_28f45bff-59cd-4747-8179-854a9c0fab48" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_307a7922-bc80-4f1f-a82f-504696586acd" xlink:to="loc_us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss_28f45bff-59cd-4747-8179-854a9c0fab48" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/InvestmentSecurities" xlink:type="simple" xlink:href="ucbi-20220331.xsd#InvestmentSecurities"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/InvestmentSecurities" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_8926aae6-5045-4d9e-a4cc-af653c045d8b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_6e052187-d69d-4225-9258-a598d4faa5df" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_8926aae6-5045-4d9e-a4cc-af653c045d8b" xlink:to="loc_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_6e052187-d69d-4225-9258-a598d4faa5df" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/InvestmentSecuritiesTables" xlink:type="simple" xlink:href="ucbi-20220331.xsd#InvestmentSecuritiesTables"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/InvestmentSecuritiesTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_875925a8-b26d-493c-97fd-dca395d2b1e4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesTextBlock_272f22a7-dfc0-46de-b156-fcc74a8e2287" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_875925a8-b26d-493c-97fd-dca395d2b1e4" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesTextBlock_272f22a7-dfc0-46de-b156-fcc74a8e2287" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleTableTextBlock_4e2c3f93-36b0-46bd-becc-e423f7f62edf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleTableTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_875925a8-b26d-493c-97fd-dca395d2b1e4" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleTableTextBlock_4e2c3f93-36b0-46bd-becc-e423f7f62edf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_UnrealizedGainLossOnHeldToMaturitySecuritiesTableTextBlock_acb3ebb7-ff47-4dac-b521-74dc4d05ad8e" xlink:href="ucbi-20220331.xsd#ucbi_UnrealizedGainLossOnHeldToMaturitySecuritiesTableTextBlock"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_875925a8-b26d-493c-97fd-dca395d2b1e4" xlink:to="loc_ucbi_UnrealizedGainLossOnHeldToMaturitySecuritiesTableTextBlock_acb3ebb7-ff47-4dac-b521-74dc4d05ad8e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionFairValueTableTextBlock_12abd674-84ce-4fcb-9634-46c806c2fd33" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionFairValueTableTextBlock"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_875925a8-b26d-493c-97fd-dca395d2b1e4" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionFairValueTableTextBlock_12abd674-84ce-4fcb-9634-46c806c2fd33" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ScheduleOfDebtSecuritiesAccruedInterestReceivableTableTextBlock_9300adaf-96e2-41f1-b1f5-47209b462381" xlink:href="ucbi-20220331.xsd#ucbi_ScheduleOfDebtSecuritiesAccruedInterestReceivableTableTextBlock"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_875925a8-b26d-493c-97fd-dca395d2b1e4" xlink:to="loc_ucbi_ScheduleOfDebtSecuritiesAccruedInterestReceivableTableTextBlock_9300adaf-96e2-41f1-b1f5-47209b462381" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_e10f459e-6375-4bfb-b126-a87140a1eff0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_875925a8-b26d-493c-97fd-dca395d2b1e4" xlink:to="loc_us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_e10f459e-6375-4bfb-b126-a87140a1eff0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRealizedGainLossTableTextBlock_fd1c797b-bd9e-4e99-81ab-27fab4b58b3b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfRealizedGainLossTableTextBlock"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_875925a8-b26d-493c-97fd-dca395d2b1e4" xlink:to="loc_us-gaap_ScheduleOfRealizedGainLossTableTextBlock_fd1c797b-bd9e-4e99-81ab-27fab4b58b3b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/InvestmentSecuritiesNarrativeDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#InvestmentSecuritiesNarrativeDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/InvestmentSecuritiesNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_25634ff2-2123-4ce4-b940-9d5beaa80ce4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_DebtSecuritiesHeldToMaturityTransferredFromAvailableForSaleFairValue_88d1f020-f1ab-4408-ab4d-f6937e96f31f" xlink:href="ucbi-20220331.xsd#ucbi_DebtSecuritiesHeldToMaturityTransferredFromAvailableForSaleFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_25634ff2-2123-4ce4-b940-9d5beaa80ce4" xlink:to="loc_ucbi_DebtSecuritiesHeldToMaturityTransferredFromAvailableForSaleFairValue_88d1f020-f1ab-4408-ab4d-f6937e96f31f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_DebtSecuritiesHeldToMaturityTransferredFromAvailableForSaleUnrealizedGainLossAtTransfer_e2d74c3b-5877-4a2e-9ea6-ec343c65a20d" xlink:href="ucbi-20220331.xsd#ucbi_DebtSecuritiesHeldToMaturityTransferredFromAvailableForSaleUnrealizedGainLossAtTransfer"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_25634ff2-2123-4ce4-b940-9d5beaa80ce4" xlink:to="loc_ucbi_DebtSecuritiesHeldToMaturityTransferredFromAvailableForSaleUnrealizedGainLossAtTransfer_e2d74c3b-5877-4a2e-9ea6-ec343c65a20d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions_0a42a8d9-a09f-436e-98f8-b67df9e3f544" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_25634ff2-2123-4ce4-b940-9d5beaa80ce4" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions_0a42a8d9-a09f-436e-98f8-b67df9e3f544" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions_1bdb7b68-6fb5-475d-b74b-37e04ecf1bb5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_25634ff2-2123-4ce4-b940-9d5beaa80ce4" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions_1bdb7b68-6fb5-475d-b74b-37e04ecf1bb5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesHeldToMaturityAllowanceForCreditLossExcludingAccruedInterest_bf7ae56f-fe54-4498-a111-012f74d8b427" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesHeldToMaturityAllowanceForCreditLossExcludingAccruedInterest"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_25634ff2-2123-4ce4-b940-9d5beaa80ce4" xlink:to="loc_us-gaap_DebtSecuritiesHeldToMaturityAllowanceForCreditLossExcludingAccruedInterest_bf7ae56f-fe54-4498-a111-012f74d8b427" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest_46988de5-1495-4984-96e6-a54031a960b1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_25634ff2-2123-4ce4-b940-9d5beaa80ce4" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest_46988de5-1495-4984-96e6-a54031a960b1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_DebtSecuritiesAvailableForSaleAndHeldToMaturityTable_9eba37ee-64a0-48aa-8c43-5ac5de8b751b" xlink:href="ucbi-20220331.xsd#ucbi_DebtSecuritiesAvailableForSaleAndHeldToMaturityTable"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_25634ff2-2123-4ce4-b940-9d5beaa80ce4" xlink:to="loc_ucbi_DebtSecuritiesAvailableForSaleAndHeldToMaturityTable_9eba37ee-64a0-48aa-8c43-5ac5de8b751b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PledgedStatusAxis_9753bea2-1560-4d20-9adb-067447702329" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PledgedStatusAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_DebtSecuritiesAvailableForSaleAndHeldToMaturityTable_9eba37ee-64a0-48aa-8c43-5ac5de8b751b" xlink:to="loc_us-gaap_PledgedStatusAxis_9753bea2-1560-4d20-9adb-067447702329" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PledgedStatusDomain_4456fa72-b55b-4c1a-8e1c-61c6cc995aef" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PledgedStatusDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PledgedStatusAxis_9753bea2-1560-4d20-9adb-067447702329" xlink:to="loc_us-gaap_PledgedStatusDomain_4456fa72-b55b-4c1a-8e1c-61c6cc995aef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetPledgedAsCollateralMember_c8e06ddf-64ab-4e57-997c-da6b4c5778ed" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetPledgedAsCollateralMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PledgedStatusDomain_4456fa72-b55b-4c1a-8e1c-61c6cc995aef" xlink:to="loc_us-gaap_AssetPledgedAsCollateralMember_c8e06ddf-64ab-4e57-997c-da6b4c5778ed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_PledgingPurposeAxis_598e5e89-5ca0-453f-b397-1bbce0d22560" xlink:href="ucbi-20220331.xsd#ucbi_PledgingPurposeAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_DebtSecuritiesAvailableForSaleAndHeldToMaturityTable_9eba37ee-64a0-48aa-8c43-5ac5de8b751b" xlink:to="loc_ucbi_PledgingPurposeAxis_598e5e89-5ca0-453f-b397-1bbce0d22560" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_PledgingPurposeDomain_691770df-85e8-48b6-b9b3-5a9a4eb6b624" xlink:href="ucbi-20220331.xsd#ucbi_PledgingPurposeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_PledgingPurposeAxis_598e5e89-5ca0-453f-b397-1bbce0d22560" xlink:to="loc_ucbi_PledgingPurposeDomain_691770df-85e8-48b6-b9b3-5a9a4eb6b624" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepositsMember_ecf92703-b027-467a-8ce9-6f144891dda9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DepositsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_PledgingPurposeDomain_691770df-85e8-48b6-b9b3-5a9a4eb6b624" xlink:to="loc_us-gaap_DepositsMember_ecf92703-b027-467a-8ce9-6f144891dda9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_DebtSecuritiesAvailableForSaleAndHeldToMaturityLineItems_090f850f-b74b-40ce-97bf-900fef525451" xlink:href="ucbi-20220331.xsd#ucbi_DebtSecuritiesAvailableForSaleAndHeldToMaturityLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_DebtSecuritiesAvailableForSaleAndHeldToMaturityTable_9eba37ee-64a0-48aa-8c43-5ac5de8b751b" xlink:to="loc_ucbi_DebtSecuritiesAvailableForSaleAndHeldToMaturityLineItems_090f850f-b74b-40ce-97bf-900fef525451" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAndHeldToMaturity_a6a3145c-8528-4a69-8931-f2637174f854" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleAndHeldToMaturity"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_DebtSecuritiesAvailableForSaleAndHeldToMaturityLineItems_090f850f-b74b-40ce-97bf-900fef525451" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleAndHeldToMaturity_a6a3145c-8528-4a69-8931-f2637174f854" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/InvestmentSecuritiesAmortizedcostgrossunrealizedgainsandlossesandfairvalueofHTMdebtsecuritiesDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#InvestmentSecuritiesAmortizedcostgrossunrealizedgainsandlossesandfairvalueofHTMdebtsecuritiesDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/InvestmentSecuritiesAmortizedcostgrossunrealizedgainsandlossesandfairvalueofHTMdebtsecuritiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_2913633d-bfe3-4742-ab58-330fa12cb898" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfHeldToMaturitySecuritiesTable_edeb9fd5-dece-4bf4-9f2f-f02a6de4ffa4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfHeldToMaturitySecuritiesTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_2913633d-bfe3-4742-ab58-330fa12cb898" xlink:to="loc_us-gaap_ScheduleOfHeldToMaturitySecuritiesTable_edeb9fd5-dece-4bf4-9f2f-f02a6de4ffa4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_b658441f-0457-4ef3-8d06-d4151282571e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfHeldToMaturitySecuritiesTable_edeb9fd5-dece-4bf4-9f2f-f02a6de4ffa4" xlink:to="loc_us-gaap_FinancialInstrumentAxis_b658441f-0457-4ef3-8d06-d4151282571e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_5c830aa0-92f5-440a-a4ea-fedb9b1e1cd6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_b658441f-0457-4ef3-8d06-d4151282571e" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_5c830aa0-92f5-440a-a4ea-fedb9b1e1cd6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USTreasurySecuritiesMember_b3b5f8e5-c703-4cd0-bf9e-2460f8f657b6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_USTreasurySecuritiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_5c830aa0-92f5-440a-a4ea-fedb9b1e1cd6" xlink:to="loc_us-gaap_USTreasurySecuritiesMember_b3b5f8e5-c703-4cd0-bf9e-2460f8f657b6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_208bdbdb-84ab-4fa0-80e6-9c3810112b4d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_5c830aa0-92f5-440a-a4ea-fedb9b1e1cd6" xlink:to="loc_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_208bdbdb-84ab-4fa0-80e6-9c3810112b4d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_55aeaebe-493f-4861-bf57-de52e4049c70" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_5c830aa0-92f5-440a-a4ea-fedb9b1e1cd6" xlink:to="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_55aeaebe-493f-4861-bf57-de52e4049c70" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_68b8e503-87b0-44ee-99a2-7a10dac45e17" xlink:href="ucbi-20220331.xsd#ucbi_ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_5c830aa0-92f5-440a-a4ea-fedb9b1e1cd6" xlink:to="loc_ucbi_ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_68b8e503-87b0-44ee-99a2-7a10dac45e17" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ResidentialMortgageBackedSecuritiesIssuedByPrivateEnterprisesMember_1519f048-69e2-41b0-b50d-e6e359705f5c" xlink:href="ucbi-20220331.xsd#ucbi_ResidentialMortgageBackedSecuritiesIssuedByPrivateEnterprisesMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_5c830aa0-92f5-440a-a4ea-fedb9b1e1cd6" xlink:to="loc_ucbi_ResidentialMortgageBackedSecuritiesIssuedByPrivateEnterprisesMember_1519f048-69e2-41b0-b50d-e6e359705f5c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_31eca897-a1fc-4062-8ed8-3213c820a6c0" xlink:href="ucbi-20220331.xsd#ucbi_CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_5c830aa0-92f5-440a-a4ea-fedb9b1e1cd6" xlink:to="loc_ucbi_CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_31eca897-a1fc-4062-8ed8-3213c820a6c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommercialMortgageBackedSecuritiesIssuedByPrivateEnterprisesMember_a5e66c2a-8914-469f-b5cc-ec8d52a898a5" xlink:href="ucbi-20220331.xsd#ucbi_CommercialMortgageBackedSecuritiesIssuedByPrivateEnterprisesMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_5c830aa0-92f5-440a-a4ea-fedb9b1e1cd6" xlink:to="loc_ucbi_CommercialMortgageBackedSecuritiesIssuedByPrivateEnterprisesMember_a5e66c2a-8914-469f-b5cc-ec8d52a898a5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherDebtSecuritiesMember_7220088a-37df-4b5f-ae47-daaec7b22cbd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherDebtSecuritiesMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_5c830aa0-92f5-440a-a4ea-fedb9b1e1cd6" xlink:to="loc_us-gaap_OtherDebtSecuritiesMember_7220088a-37df-4b5f-ae47-daaec7b22cbd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems_c847e90a-5b2e-431a-9a97-4568f21e6e62" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfHeldToMaturitySecuritiesTable_edeb9fd5-dece-4bf4-9f2f-f02a6de4ffa4" xlink:to="loc_us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems_c847e90a-5b2e-431a-9a97-4568f21e6e62" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesAbstract_8d6e202e-c75a-4456-92b9-f613ff711119" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems_c847e90a-5b2e-431a-9a97-4568f21e6e62" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesAbstract_8d6e202e-c75a-4456-92b9-f613ff711119" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss_969f32eb-7539-4609-9272-78d76b8790b8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesAbstract_8d6e202e-c75a-4456-92b9-f613ff711119" xlink:to="loc_us-gaap_DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss_969f32eb-7539-4609-9272-78d76b8790b8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain_d1f53ac8-e83d-4426-9cbd-dbc110a3c5b7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesAbstract_8d6e202e-c75a-4456-92b9-f613ff711119" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain_d1f53ac8-e83d-4426-9cbd-dbc110a3c5b7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss_925e0d78-3839-4e83-aee2-a553c5a42e23" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesAbstract_8d6e202e-c75a-4456-92b9-f613ff711119" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss_925e0d78-3839-4e83-aee2-a553c5a42e23" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesFairValue_94e98c5d-2600-45cd-be89-5f649db3a6f7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesFairValue"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesAbstract_8d6e202e-c75a-4456-92b9-f613ff711119" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesFairValue_94e98c5d-2600-45cd-be89-5f649db3a6f7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/InvestmentSecuritiesAmortizedcostgrossunrealizedgainsandlossesandfairvalueofAFSdebtsecuritiesDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#InvestmentSecuritiesAmortizedcostgrossunrealizedgainsandlossesandfairvalueofAFSdebtsecuritiesDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/InvestmentSecuritiesAmortizedcostgrossunrealizedgainsandlossesandfairvalueofAFSdebtsecuritiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_0a37a691-8067-476b-805c-e5e35e31fd49" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_25ec55c4-3220-4a7b-a139-85690e1fcb80" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_0a37a691-8067-476b-805c-e5e35e31fd49" xlink:to="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_25ec55c4-3220-4a7b-a139-85690e1fcb80" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_f69eee73-6477-4a23-85a4-0a16e36edade" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_25ec55c4-3220-4a7b-a139-85690e1fcb80" xlink:to="loc_us-gaap_FinancialInstrumentAxis_f69eee73-6477-4a23-85a4-0a16e36edade" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_490e47d1-5347-4f61-9cf2-b11bba1dfe86" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_f69eee73-6477-4a23-85a4-0a16e36edade" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_490e47d1-5347-4f61-9cf2-b11bba1dfe86" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USTreasurySecuritiesMember_de7758bf-3326-4424-af7d-77a0d112547d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_USTreasurySecuritiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_490e47d1-5347-4f61-9cf2-b11bba1dfe86" xlink:to="loc_us-gaap_USTreasurySecuritiesMember_de7758bf-3326-4424-af7d-77a0d112547d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_c2581aac-c0b3-492d-961a-a98a1f60a957" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_490e47d1-5347-4f61-9cf2-b11bba1dfe86" xlink:to="loc_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_c2581aac-c0b3-492d-961a-a98a1f60a957" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_fc2de0bd-2421-4eea-96cb-5f61c6411c10" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_490e47d1-5347-4f61-9cf2-b11bba1dfe86" xlink:to="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_fc2de0bd-2421-4eea-96cb-5f61c6411c10" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_6b231710-37ba-4c34-8e1b-68ef24914079" xlink:href="ucbi-20220331.xsd#ucbi_ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_490e47d1-5347-4f61-9cf2-b11bba1dfe86" xlink:to="loc_ucbi_ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_6b231710-37ba-4c34-8e1b-68ef24914079" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ResidentialMortgageBackedSecuritiesIssuedByPrivateEnterprisesMember_be4cf6b2-0fa0-4dcc-9b9c-a354984c017d" xlink:href="ucbi-20220331.xsd#ucbi_ResidentialMortgageBackedSecuritiesIssuedByPrivateEnterprisesMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_490e47d1-5347-4f61-9cf2-b11bba1dfe86" xlink:to="loc_ucbi_ResidentialMortgageBackedSecuritiesIssuedByPrivateEnterprisesMember_be4cf6b2-0fa0-4dcc-9b9c-a354984c017d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_973a2fd6-f797-44cd-94f0-5eee46840955" xlink:href="ucbi-20220331.xsd#ucbi_CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_490e47d1-5347-4f61-9cf2-b11bba1dfe86" xlink:to="loc_ucbi_CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_973a2fd6-f797-44cd-94f0-5eee46840955" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommercialMortgageBackedSecuritiesIssuedByPrivateEnterprisesMember_19bddc3f-139f-46cf-aa00-f888a28a43db" xlink:href="ucbi-20220331.xsd#ucbi_CommercialMortgageBackedSecuritiesIssuedByPrivateEnterprisesMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_490e47d1-5347-4f61-9cf2-b11bba1dfe86" xlink:to="loc_ucbi_CommercialMortgageBackedSecuritiesIssuedByPrivateEnterprisesMember_19bddc3f-139f-46cf-aa00-f888a28a43db" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_449e4f07-441d-4935-beea-d2b1698e2f8e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_490e47d1-5347-4f61-9cf2-b11bba1dfe86" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_449e4f07-441d-4935-beea-d2b1698e2f8e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetBackedSecuritiesMember_85781d13-fa29-4cfa-91d2-34e91703131c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetBackedSecuritiesMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_490e47d1-5347-4f61-9cf2-b11bba1dfe86" xlink:to="loc_us-gaap_AssetBackedSecuritiesMember_85781d13-fa29-4cfa-91d2-34e91703131c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_2ef32857-c04d-40ff-810e-4421f78d035d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_25ec55c4-3220-4a7b-a139-85690e1fcb80" xlink:to="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_2ef32857-c04d-40ff-810e-4421f78d035d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesAbstract_5c2010dd-9c25-429f-9c23-8392ae0532c7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AvailableForSaleSecuritiesAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_2ef32857-c04d-40ff-810e-4421f78d035d" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesAbstract_5c2010dd-9c25-429f-9c23-8392ae0532c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss_507c4374-3f3c-4fff-a17a-59831888d4ba" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesAbstract_5c2010dd-9c25-429f-9c23-8392ae0532c7" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss_507c4374-3f3c-4fff-a17a-59831888d4ba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_d309ad38-6d68-4b9a-a61b-d109721cab7a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesAbstract_5c2010dd-9c25-429f-9c23-8392ae0532c7" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_d309ad38-6d68-4b9a-a61b-d109721cab7a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_97cc8a8e-36bb-47d7-9218-5ff7044e3016" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesAbstract_5c2010dd-9c25-429f-9c23-8392ae0532c7" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_97cc8a8e-36bb-47d7-9218-5ff7044e3016" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_a3cc6ffe-86ea-4cb4-a99e-2505b671a724" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesAbstract_5c2010dd-9c25-429f-9c23-8392ae0532c7" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_a3cc6ffe-86ea-4cb4-a99e-2505b671a724" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/InvestmentSecuritiesHTMdebtsecuritiesinunrealizedlosspositionDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#InvestmentSecuritiesHTMdebtsecuritiesinunrealizedlosspositionDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/InvestmentSecuritiesHTMdebtsecuritiesinunrealizedlosspositionDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_e14910a1-9d06-4a5c-8ca6-2fbf64957808" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfHeldToMaturitySecuritiesTable_f2b9a19d-cc4e-4163-bbad-e5352136eb90" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfHeldToMaturitySecuritiesTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_e14910a1-9d06-4a5c-8ca6-2fbf64957808" xlink:to="loc_us-gaap_ScheduleOfHeldToMaturitySecuritiesTable_f2b9a19d-cc4e-4163-bbad-e5352136eb90" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_dca8f600-0455-44a4-9a4b-926bd0c3da5d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfHeldToMaturitySecuritiesTable_f2b9a19d-cc4e-4163-bbad-e5352136eb90" xlink:to="loc_us-gaap_FinancialInstrumentAxis_dca8f600-0455-44a4-9a4b-926bd0c3da5d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9030574e-5893-4dca-957e-a774cee11542" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_dca8f600-0455-44a4-9a4b-926bd0c3da5d" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9030574e-5893-4dca-957e-a774cee11542" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USTreasurySecuritiesMember_2d625682-aad2-485e-908f-7ec2cb30eefd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_USTreasurySecuritiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9030574e-5893-4dca-957e-a774cee11542" xlink:to="loc_us-gaap_USTreasurySecuritiesMember_2d625682-aad2-485e-908f-7ec2cb30eefd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_2cf65429-045c-4df0-a073-7dfca71fb980" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9030574e-5893-4dca-957e-a774cee11542" xlink:to="loc_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_2cf65429-045c-4df0-a073-7dfca71fb980" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_7b08541a-6c13-454f-9437-3f1b416bdfb7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9030574e-5893-4dca-957e-a774cee11542" xlink:to="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_7b08541a-6c13-454f-9437-3f1b416bdfb7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_17ff7fe2-fa78-4c24-807d-2a1a6770f375" xlink:href="ucbi-20220331.xsd#ucbi_ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9030574e-5893-4dca-957e-a774cee11542" xlink:to="loc_ucbi_ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_17ff7fe2-fa78-4c24-807d-2a1a6770f375" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_6dff89b5-adfc-45a3-99f0-cfff36f5b7e2" xlink:href="ucbi-20220331.xsd#ucbi_CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9030574e-5893-4dca-957e-a774cee11542" xlink:to="loc_ucbi_CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_6dff89b5-adfc-45a3-99f0-cfff36f5b7e2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherDebtSecuritiesMember_8aabf5f7-eaba-4d78-ad37-fc3891e8ed48" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherDebtSecuritiesMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9030574e-5893-4dca-957e-a774cee11542" xlink:to="loc_us-gaap_OtherDebtSecuritiesMember_8aabf5f7-eaba-4d78-ad37-fc3891e8ed48" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems_7e042198-3811-4463-8d30-57976304523c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfHeldToMaturitySecuritiesTable_f2b9a19d-cc4e-4163-bbad-e5352136eb90" xlink:to="loc_us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems_7e042198-3811-4463-8d30-57976304523c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAbstract_40e5d9e0-fa83-4374-b2d9-0cff2487bafb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems_7e042198-3811-4463-8d30-57976304523c" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAbstract_40e5d9e0-fa83-4374-b2d9-0cff2487bafb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_179dc8c9-c136-4490-b7a1-e792c6abb7fa" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAbstract_40e5d9e0-fa83-4374-b2d9-0cff2487bafb" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_179dc8c9-c136-4490-b7a1-e792c6abb7fa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_66838f78-0345-4dbc-a2f6-c7308b501679" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAbstract_40e5d9e0-fa83-4374-b2d9-0cff2487bafb" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_66838f78-0345-4dbc-a2f6-c7308b501679" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue_5ed74f3f-55e1-4aa9-82d7-a81995703eb1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAbstract_40e5d9e0-fa83-4374-b2d9-0cff2487bafb" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue_5ed74f3f-55e1-4aa9-82d7-a81995703eb1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_ea097a68-3432-4768-9ab9-6dcd47b91fe6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAbstract_40e5d9e0-fa83-4374-b2d9-0cff2487bafb" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_ea097a68-3432-4768-9ab9-6dcd47b91fe6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue_c0bd48f9-d72a-4028-b166-30d4a0057c12" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAbstract_40e5d9e0-fa83-4374-b2d9-0cff2487bafb" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue_c0bd48f9-d72a-4028-b166-30d4a0057c12" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_c446adcd-aa64-4abb-83e4-355952cd9662" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAbstract_40e5d9e0-fa83-4374-b2d9-0cff2487bafb" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_c446adcd-aa64-4abb-83e4-355952cd9662" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/InvestmentSecuritiesAFSdebtsecuritiesinunrealizedlosspositionDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#InvestmentSecuritiesAFSdebtsecuritiesinunrealizedlosspositionDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/InvestmentSecuritiesAFSdebtsecuritiesinunrealizedlosspositionDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_62d22811-1f89-4ed6-b7ee-735f13fc36d4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_7b66a87c-5868-4af9-abff-e72ad7b61bcb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_62d22811-1f89-4ed6-b7ee-735f13fc36d4" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_7b66a87c-5868-4af9-abff-e72ad7b61bcb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_2cd476f7-24c3-4bad-8316-2be0b807a437" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_7b66a87c-5868-4af9-abff-e72ad7b61bcb" xlink:to="loc_us-gaap_FinancialInstrumentAxis_2cd476f7-24c3-4bad-8316-2be0b807a437" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_d5abaa3a-b1d3-4300-b3e6-2205f449a476" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_2cd476f7-24c3-4bad-8316-2be0b807a437" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_d5abaa3a-b1d3-4300-b3e6-2205f449a476" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USTreasurySecuritiesMember_191f450a-567b-48d8-92d5-ea209c3e6a69" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_USTreasurySecuritiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_d5abaa3a-b1d3-4300-b3e6-2205f449a476" xlink:to="loc_us-gaap_USTreasurySecuritiesMember_191f450a-567b-48d8-92d5-ea209c3e6a69" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_259852b8-a586-4726-8d71-94436f79c3af" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_d5abaa3a-b1d3-4300-b3e6-2205f449a476" xlink:to="loc_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_259852b8-a586-4726-8d71-94436f79c3af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_f3f4752a-f2ef-429c-abd0-09a9de5f5e01" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_d5abaa3a-b1d3-4300-b3e6-2205f449a476" xlink:to="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_f3f4752a-f2ef-429c-abd0-09a9de5f5e01" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_d320dc41-25af-4839-a3ae-c1ed848637bf" xlink:href="ucbi-20220331.xsd#ucbi_ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_d5abaa3a-b1d3-4300-b3e6-2205f449a476" xlink:to="loc_ucbi_ResidentialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_d320dc41-25af-4839-a3ae-c1ed848637bf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ResidentialMortgageBackedSecuritiesIssuedByPrivateEnterprisesMember_ccc886d8-5a99-4422-890e-1a4c7b4c3a5e" xlink:href="ucbi-20220331.xsd#ucbi_ResidentialMortgageBackedSecuritiesIssuedByPrivateEnterprisesMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_d5abaa3a-b1d3-4300-b3e6-2205f449a476" xlink:to="loc_ucbi_ResidentialMortgageBackedSecuritiesIssuedByPrivateEnterprisesMember_ccc886d8-5a99-4422-890e-1a4c7b4c3a5e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_d3a7308e-4ca5-4fe2-9094-28309a0b97ad" xlink:href="ucbi-20220331.xsd#ucbi_CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_d5abaa3a-b1d3-4300-b3e6-2205f449a476" xlink:to="loc_ucbi_CommercialMortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_d3a7308e-4ca5-4fe2-9094-28309a0b97ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommercialMortgageBackedSecuritiesIssuedByPrivateEnterprisesMember_a2fce367-6e41-476b-b642-ed5bf1a90f41" xlink:href="ucbi-20220331.xsd#ucbi_CommercialMortgageBackedSecuritiesIssuedByPrivateEnterprisesMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_d5abaa3a-b1d3-4300-b3e6-2205f449a476" xlink:to="loc_ucbi_CommercialMortgageBackedSecuritiesIssuedByPrivateEnterprisesMember_a2fce367-6e41-476b-b642-ed5bf1a90f41" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_4e9d52b3-9a49-48c4-bb41-7a3c612fb5d2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_d5abaa3a-b1d3-4300-b3e6-2205f449a476" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_4e9d52b3-9a49-48c4-bb41-7a3c612fb5d2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetBackedSecuritiesMember_9b374137-4fc4-48fd-87d3-6203e4c5a91a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetBackedSecuritiesMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_d5abaa3a-b1d3-4300-b3e6-2205f449a476" xlink:to="loc_us-gaap_AssetBackedSecuritiesMember_9b374137-4fc4-48fd-87d3-6203e4c5a91a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_eb739981-bea7-48ae-97c6-a7f76f52324f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_7b66a87c-5868-4af9-abff-e72ad7b61bcb" xlink:to="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_eb739981-bea7-48ae-97c6-a7f76f52324f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract_1c1a929c-5c7b-47e4-8505-da226b79b598" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_eb739981-bea7-48ae-97c6-a7f76f52324f" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract_1c1a929c-5c7b-47e4-8505-da226b79b598" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_50aee321-cd68-4ec3-8203-8c6712d61939" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract_1c1a929c-5c7b-47e4-8505-da226b79b598" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_50aee321-cd68-4ec3-8203-8c6712d61939" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_c427a28c-3d20-4f7a-84c9-720be5f64626" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract_1c1a929c-5c7b-47e4-8505-da226b79b598" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_c427a28c-3d20-4f7a-84c9-720be5f64626" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_535a4e10-fc62-4490-866f-39cbe1abd961" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract_1c1a929c-5c7b-47e4-8505-da226b79b598" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_535a4e10-fc62-4490-866f-39cbe1abd961" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_44124ede-9553-44ee-8fa4-0f57560d5851" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract_1c1a929c-5c7b-47e4-8505-da226b79b598" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_44124ede-9553-44ee-8fa4-0f57560d5851" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_d6304b8e-41c4-45bc-a799-0d3b6b6416ce" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract_1c1a929c-5c7b-47e4-8505-da226b79b598" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_d6304b8e-41c4-45bc-a799-0d3b6b6416ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_fbcaca1a-1591-4c02-836b-74ca19aaa53d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract_1c1a929c-5c7b-47e4-8505-da226b79b598" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_fbcaca1a-1591-4c02-836b-74ca19aaa53d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/InvestmentSecuritiesAccruedinterestreceivableDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#InvestmentSecuritiesAccruedinterestreceivableDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/InvestmentSecuritiesAccruedinterestreceivableDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_0fdc13dc-8c1d-49af-8528-91a0e0cd8392" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_406e8a3f-46d8-475b-8504-41b1ed9c3251" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_0fdc13dc-8c1d-49af-8528-91a0e0cd8392" xlink:to="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_406e8a3f-46d8-475b-8504-41b1ed9c3251" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InformationByCategoryOfDebtSecurityAxis_33e9743b-efdc-4aee-9d40-1b0355a80b87" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InformationByCategoryOfDebtSecurityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_406e8a3f-46d8-475b-8504-41b1ed9c3251" xlink:to="loc_us-gaap_InformationByCategoryOfDebtSecurityAxis_33e9743b-efdc-4aee-9d40-1b0355a80b87" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCategoriesOfInvestmentsDomain_d211ea65-faaf-48ff-8ac5-df44fc166881" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCategoriesOfInvestmentsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InformationByCategoryOfDebtSecurityAxis_33e9743b-efdc-4aee-9d40-1b0355a80b87" xlink:to="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCategoriesOfInvestmentsDomain_d211ea65-faaf-48ff-8ac5-df44fc166881" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldtomaturitySecuritiesMember_7b25b739-8193-4440-b2b5-8106623cff4c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldtomaturitySecuritiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCategoriesOfInvestmentsDomain_d211ea65-faaf-48ff-8ac5-df44fc166881" xlink:to="loc_us-gaap_HeldtomaturitySecuritiesMember_7b25b739-8193-4440-b2b5-8106623cff4c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableforsaleSecuritiesMember_4f138594-b24e-4a03-988f-be0de578b057" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AvailableforsaleSecuritiesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCategoriesOfInvestmentsDomain_d211ea65-faaf-48ff-8ac5-df44fc166881" xlink:to="loc_us-gaap_AvailableforsaleSecuritiesMember_4f138594-b24e-4a03-988f-be0de578b057" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_cb96956d-3440-4cd4-9ade-95d12d28e0a6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsNotesAndLoansReceivableLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_406e8a3f-46d8-475b-8504-41b1ed9c3251" xlink:to="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_cb96956d-3440-4cd4-9ade-95d12d28e0a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivableAndOtherAssetsAbstract_bf61cc22-5cb6-4b8a-ab6e-5ccbf6d918d1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestReceivableAndOtherAssetsAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_cb96956d-3440-4cd4-9ade-95d12d28e0a6" xlink:to="loc_us-gaap_InterestReceivableAndOtherAssetsAbstract_bf61cc22-5cb6-4b8a-ab6e-5ccbf6d918d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_37dddd7d-7da3-4a6a-b982-20a849045210" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestReceivable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InterestReceivableAndOtherAssetsAbstract_bf61cc22-5cb6-4b8a-ab6e-5ccbf6d918d1" xlink:to="loc_us-gaap_InterestReceivable_37dddd7d-7da3-4a6a-b982-20a849045210" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/InvestmentSecuritiesAmortizedcostandfairvalueofAFSandHTMdebtsecuritiesbycontractualmaturityDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#InvestmentSecuritiesAmortizedcostandfairvalueofAFSandHTMdebtsecuritiesbycontractualmaturityDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/InvestmentSecuritiesAmortizedcostandfairvalueofAFSandHTMdebtsecuritiesbycontractualmaturityDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_60932b6c-509f-4790-8b01-cda6f41b74ba" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_f0f28146-5fdf-46e9-b63c-ba82371b0878" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_60932b6c-509f-4790-8b01-cda6f41b74ba" xlink:to="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_f0f28146-5fdf-46e9-b63c-ba82371b0878" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_99e0af5d-8f2b-4563-a1cf-bb37ab65cc86" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_f0f28146-5fdf-46e9-b63c-ba82371b0878" xlink:to="loc_us-gaap_FinancialInstrumentAxis_99e0af5d-8f2b-4563-a1cf-bb37ab65cc86" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_960bdbb4-8f38-4ae1-8bde-a8e7cd4f64a3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_99e0af5d-8f2b-4563-a1cf-bb37ab65cc86" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_960bdbb4-8f38-4ae1-8bde-a8e7cd4f64a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USTreasurySecuritiesMember_ab84ea69-620f-45c8-8b32-2d353ac71288" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_USTreasurySecuritiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_960bdbb4-8f38-4ae1-8bde-a8e7cd4f64a3" xlink:to="loc_us-gaap_USTreasurySecuritiesMember_ab84ea69-620f-45c8-8b32-2d353ac71288" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_2b24bcab-ad6c-4601-b0a9-8bcef3e178eb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_960bdbb4-8f38-4ae1-8bde-a8e7cd4f64a3" xlink:to="loc_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_2b24bcab-ad6c-4601-b0a9-8bcef3e178eb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_c77076aa-3239-49a5-a8fc-449ca6e0cda1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_960bdbb4-8f38-4ae1-8bde-a8e7cd4f64a3" xlink:to="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_c77076aa-3239-49a5-a8fc-449ca6e0cda1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_f22d8a18-5fea-448a-a8b1-2a99accf5146" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_960bdbb4-8f38-4ae1-8bde-a8e7cd4f64a3" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_f22d8a18-5fea-448a-a8b1-2a99accf5146" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherDebtSecuritiesMember_c5129609-c317-4226-bb6e-69a6e3e3316b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherDebtSecuritiesMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_960bdbb4-8f38-4ae1-8bde-a8e7cd4f64a3" xlink:to="loc_us-gaap_OtherDebtSecuritiesMember_c5129609-c317-4226-bb6e-69a6e3e3316b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetBackedSecuritiesMember_c052d682-80e1-4b8c-8638-a741ae51e09a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetBackedSecuritiesMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_960bdbb4-8f38-4ae1-8bde-a8e7cd4f64a3" xlink:to="loc_us-gaap_AssetBackedSecuritiesMember_c052d682-80e1-4b8c-8638-a741ae51e09a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialMortgageBackedSecuritiesMember_2b0648aa-c1cd-4fe0-b9f3-abc802f18c44" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ResidentialMortgageBackedSecuritiesMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_960bdbb4-8f38-4ae1-8bde-a8e7cd4f64a3" xlink:to="loc_us-gaap_ResidentialMortgageBackedSecuritiesMember_2b0648aa-c1cd-4fe0-b9f3-abc802f18c44" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialMortgageBackedSecuritiesMember_8d159d1b-be7f-487d-b2b3-ca649f834577" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommercialMortgageBackedSecuritiesMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_960bdbb4-8f38-4ae1-8bde-a8e7cd4f64a3" xlink:to="loc_us-gaap_CommercialMortgageBackedSecuritiesMember_8d159d1b-be7f-487d-b2b3-ca649f834577" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_f05b22b0-ff3d-4476-ab60-8de638b28a9e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_f0f28146-5fdf-46e9-b63c-ba82371b0878" xlink:to="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_f05b22b0-ff3d-4476-ab60-8de638b28a9e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostBasisRollingMaturityAbstract_8955eed0-dd9c-4d24-a072-4bb2504b85b4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostBasisRollingMaturityAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_f05b22b0-ff3d-4476-ab60-8de638b28a9e" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostBasisRollingMaturityAbstract_8955eed0-dd9c-4d24-a072-4bb2504b85b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis_8abdd444-c31a-4089-8e6b-44a5bbddad8c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostBasisRollingMaturityAbstract_8955eed0-dd9c-4d24-a072-4bb2504b85b4" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis_8abdd444-c31a-4089-8e6b-44a5bbddad8c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis_240bc1fa-791d-4760-9c14-ba476771f5e3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostBasisRollingMaturityAbstract_8955eed0-dd9c-4d24-a072-4bb2504b85b4" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis_240bc1fa-791d-4760-9c14-ba476771f5e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCostBasis_73c10e40-6b6d-48ba-8490-adc6b27d4967" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCostBasis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostBasisRollingMaturityAbstract_8955eed0-dd9c-4d24-a072-4bb2504b85b4" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCostBasis_73c10e40-6b6d-48ba-8490-adc6b27d4967" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenAmortizedCostBasis_b2e68956-a00d-4eb6-bd3a-34e9d2cd4e87" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenAmortizedCostBasis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostBasisRollingMaturityAbstract_8955eed0-dd9c-4d24-a072-4bb2504b85b4" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenAmortizedCostBasis_b2e68956-a00d-4eb6-bd3a-34e9d2cd4e87" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_66ba77ef-de93-4a8a-a9ba-1ccb2ab8781c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostBasisRollingMaturityAbstract_8955eed0-dd9c-4d24-a072-4bb2504b85b4" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_66ba77ef-de93-4a8a-a9ba-1ccb2ab8781c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss_c7403357-bcde-46da-9b83-40150a16ca22" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostBasisRollingMaturityAbstract_8955eed0-dd9c-4d24-a072-4bb2504b85b4" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss_c7403357-bcde-46da-9b83-40150a16ca22" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueRollingMaturityAbstract_5d560549-9839-4ad0-adf4-e50fa1c0f252" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueRollingMaturityAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_f05b22b0-ff3d-4476-ab60-8de638b28a9e" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueRollingMaturityAbstract_5d560549-9839-4ad0-adf4-e50fa1c0f252" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue_a98741c0-167e-442d-b577-156357abeca7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueRollingMaturityAbstract_5d560549-9839-4ad0-adf4-e50fa1c0f252" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue_a98741c0-167e-442d-b577-156357abeca7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue_862ce1c1-52b5-4931-9c8f-69e285f6ad19" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueRollingMaturityAbstract_5d560549-9839-4ad0-adf4-e50fa1c0f252" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue_862ce1c1-52b5-4931-9c8f-69e285f6ad19" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue_f12ed80b-f3e1-4ae9-8cb8-45230f256ef5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueRollingMaturityAbstract_5d560549-9839-4ad0-adf4-e50fa1c0f252" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue_f12ed80b-f3e1-4ae9-8cb8-45230f256ef5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenFairValue_657828ef-3153-4a7b-80c8-f8d0d1a48656" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenFairValue"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueRollingMaturityAbstract_5d560549-9839-4ad0-adf4-e50fa1c0f252" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenFairValue_657828ef-3153-4a7b-80c8-f8d0d1a48656" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_ecadb2e0-f127-46ef-a34f-c446aeab3260" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueRollingMaturityAbstract_5d560549-9839-4ad0-adf4-e50fa1c0f252" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_ecadb2e0-f127-46ef-a34f-c446aeab3260" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_8e3fd461-36f0-4746-9cb3-1279d3346ae4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueRollingMaturityAbstract_5d560549-9839-4ad0-adf4-e50fa1c0f252" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_8e3fd461-36f0-4746-9cb3-1279d3346ae4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract_a9c4f44d-5926-4fdc-928b-dfc3b46bfead" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_f05b22b0-ff3d-4476-ab60-8de638b28a9e" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract_a9c4f44d-5926-4fdc-928b-dfc3b46bfead" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount_36669568-1c4a-43be-a770-2cb8f1654737" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract_a9c4f44d-5926-4fdc-928b-dfc3b46bfead" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount_36669568-1c4a-43be-a770-2cb8f1654737" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_3d548a5c-95d9-4073-adbb-4e264c371eab" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract_a9c4f44d-5926-4fdc-928b-dfc3b46bfead" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_3d548a5c-95d9-4073-adbb-4e264c371eab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount_c1ae8951-3b75-471b-b5fc-d2c8e692f6b8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract_a9c4f44d-5926-4fdc-928b-dfc3b46bfead" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount_c1ae8951-3b75-471b-b5fc-d2c8e692f6b8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_5c32bc51-89c6-4286-bf45-96b538c4c4c1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract_a9c4f44d-5926-4fdc-928b-dfc3b46bfead" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_5c32bc51-89c6-4286-bf45-96b538c4c4c1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount_f2b586d1-0dda-4f5f-b0df-a85a7f034ef0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract_a9c4f44d-5926-4fdc-928b-dfc3b46bfead" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount_f2b586d1-0dda-4f5f-b0df-a85a7f034ef0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss_af056ea8-980d-4ac6-aa6a-7882dc23263b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract_a9c4f44d-5926-4fdc-928b-dfc3b46bfead" xlink:to="loc_us-gaap_DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss_af056ea8-980d-4ac6-aa6a-7882dc23263b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueRollingMaturityAbstract_81ad2344-02ea-44ce-bf26-a506b941e689" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueRollingMaturityAbstract"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_f05b22b0-ff3d-4476-ab60-8de638b28a9e" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueRollingMaturityAbstract_81ad2344-02ea-44ce-bf26-a506b941e689" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue_f5585f22-6093-4c77-acc3-e7611c28ac42" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueRollingMaturityAbstract_81ad2344-02ea-44ce-bf26-a506b941e689" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue_f5585f22-6093-4c77-acc3-e7611c28ac42" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue_3ac8d458-d915-4dea-9082-fbe0ba95a32b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueRollingMaturityAbstract_81ad2344-02ea-44ce-bf26-a506b941e689" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue_3ac8d458-d915-4dea-9082-fbe0ba95a32b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue_4d2d71ec-7389-469a-9504-c583ff6442f9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueRollingMaturityAbstract_81ad2344-02ea-44ce-bf26-a506b941e689" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue_4d2d71ec-7389-469a-9504-c583ff6442f9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesRollingAfterTenYearsFairValue_e33fada3-d0a6-474a-9eb9-1fa2d72273a7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesRollingAfterTenYearsFairValue"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueRollingMaturityAbstract_81ad2344-02ea-44ce-bf26-a506b941e689" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesRollingAfterTenYearsFairValue_e33fada3-d0a6-474a-9eb9-1fa2d72273a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_78947726-b60e-46c8-8f79-f45538dd7f97" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueRollingMaturityAbstract_81ad2344-02ea-44ce-bf26-a506b941e689" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_78947726-b60e-46c8-8f79-f45538dd7f97" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesFairValue_65a9ddab-8f08-485f-894e-dba571a22100" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesFairValue"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueRollingMaturityAbstract_81ad2344-02ea-44ce-bf26-a506b941e689" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesFairValue_65a9ddab-8f08-485f-894e-dba571a22100" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/InvestmentSecuritiesAFSsalesactivityDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#InvestmentSecuritiesAFSsalesactivityDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/InvestmentSecuritiesAFSsalesactivityDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_6d4abe63-04ff-4a8c-bbf6-2401a6fe2cb4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_e1027c29-ac22-409d-a5c7-41b79ae74565" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_6d4abe63-04ff-4a8c-bbf6-2401a6fe2cb4" xlink:to="loc_us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_e1027c29-ac22-409d-a5c7-41b79ae74565" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleRealizedGain_0bf0e4bc-37f5-4f21-b6a2-1cdcef4fb0ea" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleRealizedGain"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_6d4abe63-04ff-4a8c-bbf6-2401a6fe2cb4" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleRealizedGain_0bf0e4bc-37f5-4f21-b6a2-1cdcef4fb0ea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleRealizedLoss_edd0b301-64f1-43c2-ade4-b662451fa538" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleRealizedLoss"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_6d4abe63-04ff-4a8c-bbf6-2401a6fe2cb4" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleRealizedLoss_edd0b301-64f1-43c2-ade4-b662451fa538" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss_233f3e50-7326-4805-a0c8-8196090ee731" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_6d4abe63-04ff-4a8c-bbf6-2401a6fe2cb4" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss_233f3e50-7326-4805-a0c8-8196090ee731" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_27d93e95-98ec-449d-8f54-7749f37c00f8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_6d4abe63-04ff-4a8c-bbf6-2401a6fe2cb4" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_27d93e95-98ec-449d-8f54-7749f37c00f8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLosses" xlink:type="simple" xlink:href="ucbi-20220331.xsd#LoansandLeasesandAllowanceforCreditLosses"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLosses" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivablesAbstract_4ccbc8ad-b4b9-4100-8350-d1ef8b61eb15" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivablesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock_f62487a8-9e5e-413e-920e-557fe7d45aea" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivablesAbstract_4ccbc8ad-b4b9-4100-8350-d1ef8b61eb15" xlink:to="loc_us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock_f62487a8-9e5e-413e-920e-557fe7d45aea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesTables" xlink:type="simple" xlink:href="ucbi-20220331.xsd#LoansandLeasesandAllowanceforCreditLossesTables"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivablesAbstract_540bf4a1-ba25-457c-a6f2-f2e4bf8f1f32" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivablesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_929a18fa-44cf-4470-aaaf-bc478569746a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivablesAbstract_540bf4a1-ba25-457c-a6f2-f2e4bf8f1f32" xlink:to="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_929a18fa-44cf-4470-aaaf-bc478569746a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ScheduleOfFinancingReceivablesSoldLoansTableTextBlock_20db5c39-b05b-4c49-9cc4-7bcee3d586ed" xlink:href="ucbi-20220331.xsd#ucbi_ScheduleOfFinancingReceivablesSoldLoansTableTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivablesAbstract_540bf4a1-ba25-457c-a6f2-f2e4bf8f1f32" xlink:to="loc_ucbi_ScheduleOfFinancingReceivablesSoldLoansTableTextBlock_20db5c39-b05b-4c49-9cc4-7bcee3d586ed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ScheduleOfComponentsOfNetInvestmentInLeaseSalesTypeAndDirectFinancingLeasesTableTextBlock_873baf77-cec8-46dd-8e0d-26e85770727f" xlink:href="ucbi-20220331.xsd#ucbi_ScheduleOfComponentsOfNetInvestmentInLeaseSalesTypeAndDirectFinancingLeasesTableTextBlock"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivablesAbstract_540bf4a1-ba25-457c-a6f2-f2e4bf8f1f32" xlink:to="loc_ucbi_ScheduleOfComponentsOfNetInvestmentInLeaseSalesTypeAndDirectFinancingLeasesTableTextBlock_873baf77-cec8-46dd-8e0d-26e85770727f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableMaturityTableTextBlock_fcb2869e-df4e-4fc0-bb57-4a3033900359" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableMaturityTableTextBlock"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivablesAbstract_540bf4a1-ba25-457c-a6f2-f2e4bf8f1f32" xlink:to="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableMaturityTableTextBlock_fcb2869e-df4e-4fc0-bb57-4a3033900359" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PastDueFinancingReceivablesTableTextBlock_3fbbbac6-28af-457f-8316-0c9f57f6782c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PastDueFinancingReceivablesTableTextBlock"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivablesAbstract_540bf4a1-ba25-457c-a6f2-f2e4bf8f1f32" xlink:to="loc_us-gaap_PastDueFinancingReceivablesTableTextBlock_3fbbbac6-28af-457f-8316-0c9f57f6782c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock_03ab5114-76b0-48a6-b68a-430466b4a05b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivablesAbstract_540bf4a1-ba25-457c-a6f2-f2e4bf8f1f32" xlink:to="loc_us-gaap_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock_03ab5114-76b0-48a6-b68a-430466b4a05b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock_ddb93891-9073-490e-b381-508b54288f11" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivablesAbstract_540bf4a1-ba25-457c-a6f2-f2e4bf8f1f32" xlink:to="loc_us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock_ddb93891-9073-490e-b381-508b54288f11" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock_dfcf450c-25ee-443f-af6f-949e996ad63a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivablesAbstract_540bf4a1-ba25-457c-a6f2-f2e4bf8f1f32" xlink:to="loc_us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock_dfcf450c-25ee-443f-af6f-949e996ad63a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_b8ab2af6-0317-4ec1-8c29-3f0a56acab44" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivablesAbstract_540bf4a1-ba25-457c-a6f2-f2e4bf8f1f32" xlink:to="loc_us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_b8ab2af6-0317-4ec1-8c29-3f0a56acab44" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesNarrativeDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#LoansandLeasesandAllowanceforCreditLossesNarrativeDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivablesAbstract_bfc80aaa-361d-4668-b189-50221a2f3dec" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivablesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_1a1f1dee-b282-4dac-a845-b69c8bc42de8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivablesAbstract_bfc80aaa-361d-4668-b189-50221a2f3dec" xlink:to="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_1a1f1dee-b282-4dac-a845-b69c8bc42de8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_d0521379-d2e0-449f-989e-49eb6472137d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_1a1f1dee-b282-4dac-a845-b69c8bc42de8" xlink:to="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_d0521379-d2e0-449f-989e-49eb6472137d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivableTypeDomain_bf69dd5e-f06b-4fe6-b94b-1257fb8906a8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivableTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_d0521379-d2e0-449f-989e-49eb6472137d" xlink:to="loc_us-gaap_ReceivableTypeDomain_bf69dd5e-f06b-4fe6-b94b-1257fb8906a8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansReceivableMember_e5e642ae-864c-43aa-ba34-1de2cee8c21d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LoansReceivableMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivableTypeDomain_bf69dd5e-f06b-4fe6-b94b-1257fb8906a8" xlink:to="loc_us-gaap_LoansReceivableMember_e5e642ae-864c-43aa-ba34-1de2cee8c21d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_dfbdd1ae-4b07-414c-ab5f-44a1f23c6c27" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsNotesAndLoansReceivableLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_1a1f1dee-b282-4dac-a845-b69c8bc42de8" xlink:to="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_dfbdd1ae-4b07-414c-ab5f-44a1f23c6c27" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_2cb013f6-8574-4b83-89b2-fcf27dfccaed" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestReceivable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_dfbdd1ae-4b07-414c-ab5f-44a1f23c6c27" xlink:to="loc_us-gaap_InterestReceivable_2cb013f6-8574-4b83-89b2-fcf27dfccaed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentInLease_88885bed-7367-4bba-961d-d351e6973372" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetInvestmentInLease"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_dfbdd1ae-4b07-414c-ab5f-44a1f23c6c27" xlink:to="loc_us-gaap_NetInvestmentInLease_88885bed-7367-4bba-961d-d351e6973372" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableModificationsRecordedInvestment_0ef37d9a-6631-4282-be0a-b0f160ad71b0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableModificationsRecordedInvestment"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_dfbdd1ae-4b07-414c-ab5f-44a1f23c6c27" xlink:to="loc_us-gaap_FinancingReceivableModificationsRecordedInvestment_0ef37d9a-6631-4282-be0a-b0f160ad71b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesMajorclassificationsofloanportfolioDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#LoansandLeasesandAllowanceforCreditLossesMajorclassificationsofloanportfolioDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesMajorclassificationsofloanportfolioDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivablesAbstract_d8d0b707-8d9c-4d5f-9fff-da25f95aa310" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivablesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_ce5ecac2-0e23-4322-bfc5-3d6bde174b35" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivablesAbstract_d8d0b707-8d9c-4d5f-9fff-da25f95aa310" xlink:to="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_ce5ecac2-0e23-4322-bfc5-3d6bde174b35" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_68b9d768-8319-461b-8347-6e506ff1b328" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_ce5ecac2-0e23-4322-bfc5-3d6bde174b35" xlink:to="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_68b9d768-8319-461b-8347-6e506ff1b328" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivableTypeDomain_03f271ee-c611-41c1-bfe2-6b683378b505" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivableTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_68b9d768-8319-461b-8347-6e506ff1b328" xlink:to="loc_us-gaap_ReceivableTypeDomain_03f271ee-c611-41c1-bfe2-6b683378b505" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansReceivableMember_be92bcb7-0581-4937-8139-dd720461ebc9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LoansReceivableMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivableTypeDomain_03f271ee-c611-41c1-bfe2-6b683378b505" xlink:to="loc_us-gaap_LoansReceivableMember_be92bcb7-0581-4937-8139-dd720461ebc9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_e7ec120a-5c84-4162-8577-12f1a6f5178e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_ce5ecac2-0e23-4322-bfc5-3d6bde174b35" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_e7ec120a-5c84-4162-8577-12f1a6f5178e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_1a07cb1f-4a21-428d-8ea9-bddeacb2ca33" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_e7ec120a-5c84-4162-8577-12f1a6f5178e" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_1a07cb1f-4a21-428d-8ea9-bddeacb2ca33" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialPortfolioSegmentMember_4bda3622-d329-451d-959f-53ee9392828e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommercialPortfolioSegmentMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_1a07cb1f-4a21-428d-8ea9-bddeacb2ca33" xlink:to="loc_us-gaap_CommercialPortfolioSegmentMember_4bda3622-d329-451d-959f-53ee9392828e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialPortfolioSegmentMember_788c6282-1ab0-48f2-98e5-d8b6911136cf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ResidentialPortfolioSegmentMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_1a07cb1f-4a21-428d-8ea9-bddeacb2ca33" xlink:to="loc_us-gaap_ResidentialPortfolioSegmentMember_788c6282-1ab0-48f2-98e5-d8b6911136cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConsumerPortfolioSegmentMember_8724a550-f405-4f62-a1d4-73e59e4321a8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConsumerPortfolioSegmentMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_1a07cb1f-4a21-428d-8ea9-bddeacb2ca33" xlink:to="loc_us-gaap_ConsumerPortfolioSegmentMember_8724a550-f405-4f62-a1d4-73e59e4321a8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_cf290fa4-02e0-4689-b771-7332edcc9c8d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_ce5ecac2-0e23-4322-bfc5-3d6bde174b35" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_cf290fa4-02e0-4689-b771-7332edcc9c8d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_2796a9cb-bd0f-4933-929d-bd29715a7bef" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_cf290fa4-02e0-4689-b771-7332edcc9c8d" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_2796a9cb-bd0f-4933-929d-bd29715a7bef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_OwnerOccupiedCommercialRealEstateMember_52c27d4a-1b05-400c-a9e1-c501d8180657" xlink:href="ucbi-20220331.xsd#ucbi_OwnerOccupiedCommercialRealEstateMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_2796a9cb-bd0f-4933-929d-bd29715a7bef" xlink:to="loc_ucbi_OwnerOccupiedCommercialRealEstateMember_52c27d4a-1b05-400c-a9e1-c501d8180657" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_IncomeProducingCommercialRealEstateMember_de035805-cdb9-477a-9196-c8a8a915622a" xlink:href="ucbi-20220331.xsd#ucbi_IncomeProducingCommercialRealEstateMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_2796a9cb-bd0f-4933-929d-bd29715a7bef" xlink:to="loc_ucbi_IncomeProducingCommercialRealEstateMember_de035805-cdb9-477a-9196-c8a8a915622a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommercialAndIndustrialClassificationMember_1b7314f3-2a78-481d-9d93-5d482c6bbdcd" xlink:href="ucbi-20220331.xsd#ucbi_CommercialAndIndustrialClassificationMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_2796a9cb-bd0f-4933-929d-bd29715a7bef" xlink:to="loc_ucbi_CommercialAndIndustrialClassificationMember_1b7314f3-2a78-481d-9d93-5d482c6bbdcd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommercialAndIndustrialClassificationPPPLoanComponentMember_ad1c7c48-540b-4406-b461-a8866c558092" xlink:href="ucbi-20220331.xsd#ucbi_CommercialAndIndustrialClassificationPPPLoanComponentMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_CommercialAndIndustrialClassificationMember_1b7314f3-2a78-481d-9d93-5d482c6bbdcd" xlink:to="loc_ucbi_CommercialAndIndustrialClassificationPPPLoanComponentMember_ad1c7c48-540b-4406-b461-a8866c558092" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialMortgageMember_669ae127-c0c9-41ee-b564-9e4109d447a5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ResidentialMortgageMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_2796a9cb-bd0f-4933-929d-bd29715a7bef" xlink:to="loc_us-gaap_ResidentialMortgageMember_669ae127-c0c9-41ee-b564-9e4109d447a5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HomeEquityMember_5887d921-d6a5-4b37-aaa9-7a257ca4841e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HomeEquityMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_2796a9cb-bd0f-4933-929d-bd29715a7bef" xlink:to="loc_us-gaap_HomeEquityMember_5887d921-d6a5-4b37-aaa9-7a257ca4841e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConstructionLoansMember_282d2916-4ad1-4867-8d3f-2833553cd9a8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConstructionLoansMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_2796a9cb-bd0f-4933-929d-bd29715a7bef" xlink:to="loc_us-gaap_ConstructionLoansMember_282d2916-4ad1-4867-8d3f-2833553cd9a8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ManufacturedHousingLoanMember_c894ff4d-1624-48cc-a8bd-6a3fd2b01553" xlink:href="ucbi-20220331.xsd#ucbi_ManufacturedHousingLoanMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_2796a9cb-bd0f-4933-929d-bd29715a7bef" xlink:to="loc_ucbi_ManufacturedHousingLoanMember_c894ff4d-1624-48cc-a8bd-6a3fd2b01553" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_EquipmentFinancingMember_76d4a91a-652b-4b22-a89b-6a2014b8f3e7" xlink:href="ucbi-20220331.xsd#ucbi_EquipmentFinancingMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_2796a9cb-bd0f-4933-929d-bd29715a7bef" xlink:to="loc_ucbi_EquipmentFinancingMember_76d4a91a-652b-4b22-a89b-6a2014b8f3e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_a0f57487-0510-4439-9073-baddef04e262" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsNotesAndLoansReceivableLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_ce5ecac2-0e23-4322-bfc5-3d6bde174b35" xlink:to="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_a0f57487-0510-4439-9073-baddef04e262" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NotesReceivableNetAbstract_b541e523-9c36-4b30-b3f6-ec55758d857d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NotesReceivableNetAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_a0f57487-0510-4439-9073-baddef04e262" xlink:to="loc_us-gaap_NotesReceivableNetAbstract_b541e523-9c36-4b30-b3f6-ec55758d857d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_343873fa-09bb-4f6c-aa2c-bacecd83f7e4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NotesReceivableNetAbstract_b541e523-9c36-4b30-b3f6-ec55758d857d" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_343873fa-09bb-4f6c-aa2c-bacecd83f7e4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest_3b7a6b7f-c00c-4cf8-8060-249289534cfc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NotesReceivableNetAbstract_b541e523-9c36-4b30-b3f6-ec55758d857d" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest_3b7a6b7f-c00c-4cf8-8060-249289534cfc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss_9cc77ac1-06e2-4aa0-84fb-5d6fac5f6a58" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NotesReceivableNetAbstract_b541e523-9c36-4b30-b3f6-ec55758d857d" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss_9cc77ac1-06e2-4aa0-84fb-5d6fac5f6a58" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesLoanssoldDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#LoansandLeasesandAllowanceforCreditLossesLoanssoldDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesLoanssoldDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivablesAbstract_57476604-c411-40ca-b6a5-e2b2fd6656c5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivablesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_d6f13140-2cf5-44e1-a6c6-35da0e84b889" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivablesAbstract_57476604-c411-40ca-b6a5-e2b2fd6656c5" xlink:to="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_d6f13140-2cf5-44e1-a6c6-35da0e84b889" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_3d5ab64b-c4d5-4fdc-aa94-8ed95a700e8a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_d6f13140-2cf5-44e1-a6c6-35da0e84b889" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_3d5ab64b-c4d5-4fdc-aa94-8ed95a700e8a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_c2867e92-989c-4b69-ac02-746682ccbc60" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_3d5ab64b-c4d5-4fdc-aa94-8ed95a700e8a" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_c2867e92-989c-4b69-ac02-746682ccbc60" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_SBAUSDAGuaranteedLoansMember_49e233a4-318a-40bd-86f4-4e070cfb2f1f" xlink:href="ucbi-20220331.xsd#ucbi_SBAUSDAGuaranteedLoansMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_c2867e92-989c-4b69-ac02-746682ccbc60" xlink:to="loc_ucbi_SBAUSDAGuaranteedLoansMember_49e233a4-318a-40bd-86f4-4e070cfb2f1f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_EquipmentFinancingMember_2c1d9bec-5390-4fc4-89d7-87ff8e31f36c" xlink:href="ucbi-20220331.xsd#ucbi_EquipmentFinancingMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_c2867e92-989c-4b69-ac02-746682ccbc60" xlink:to="loc_ucbi_EquipmentFinancingMember_2c1d9bec-5390-4fc4-89d7-87ff8e31f36c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_f3e8cd1d-6c6f-422e-b75e-08207e38265b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_d6f13140-2cf5-44e1-a6c6-35da0e84b889" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_f3e8cd1d-6c6f-422e-b75e-08207e38265b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableSignificantSales_ce3c431c-d861-460a-8d41-94afffa98e81" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableSignificantSales"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_f3e8cd1d-6c6f-422e-b75e-08207e38265b" xlink:to="loc_us-gaap_FinancingReceivableSignificantSales_ce3c431c-d861-460a-8d41-94afffa98e81" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesComponentsofnetinvestmentinleasesDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#LoansandLeasesandAllowanceforCreditLossesComponentsofnetinvestmentinleasesDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesComponentsofnetinvestmentinleasesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivablesAbstract_526a957f-2b96-4274-93dc-39dbb79eb7eb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivablesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentInLeasesAbstract_724e083b-639e-44ef-b413-095d2eb2f16a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetInvestmentInLeasesAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivablesAbstract_526a957f-2b96-4274-93dc-39dbb79eb7eb" xlink:to="loc_us-gaap_NetInvestmentInLeasesAbstract_724e083b-639e-44ef-b413-095d2eb2f16a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivable_2896d286-ea6e-43d4-9284-9d2419611c34" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetInvestmentInLeasesAbstract_724e083b-639e-44ef-b413-095d2eb2f16a" xlink:to="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivable_2896d286-ea6e-43d4-9284-9d2419611c34" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_SalesTypeAndDirectFinancingLeasesUnguaranteedResidualAsset_93279ce3-f91c-478f-a0ff-6ba97b1c8e14" xlink:href="ucbi-20220331.xsd#ucbi_SalesTypeAndDirectFinancingLeasesUnguaranteedResidualAsset"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetInvestmentInLeasesAbstract_724e083b-639e-44ef-b413-095d2eb2f16a" xlink:to="loc_ucbi_SalesTypeAndDirectFinancingLeasesUnguaranteedResidualAsset_93279ce3-f91c-478f-a0ff-6ba97b1c8e14" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_SalesTypeAndDirectFinancingLeasesInitialDirectCosts_1172e1ce-7161-4abf-b004-e8a51dd6a58a" xlink:href="ucbi-20220331.xsd#ucbi_SalesTypeAndDirectFinancingLeasesInitialDirectCosts"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetInvestmentInLeasesAbstract_724e083b-639e-44ef-b413-095d2eb2f16a" xlink:to="loc_ucbi_SalesTypeAndDirectFinancingLeasesInitialDirectCosts_1172e1ce-7161-4abf-b004-e8a51dd6a58a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_SalesTypeAndDirectFinancingLeasesSecurityDeposits_be6cebef-6903-4d66-ab7a-c4b1f296940a" xlink:href="ucbi-20220331.xsd#ucbi_SalesTypeAndDirectFinancingLeasesSecurityDeposits"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetInvestmentInLeasesAbstract_724e083b-639e-44ef-b413-095d2eb2f16a" xlink:to="loc_ucbi_SalesTypeAndDirectFinancingLeasesSecurityDeposits_be6cebef-6903-4d66-ab7a-c4b1f296940a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_SalesTypeAndDirectFinancingLeasesDeferredSellingProfit_0b65d567-15e7-49bb-b4cd-5b5ee9c8fee2" xlink:href="ucbi-20220331.xsd#ucbi_SalesTypeAndDirectFinancingLeasesDeferredSellingProfit"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetInvestmentInLeasesAbstract_724e083b-639e-44ef-b413-095d2eb2f16a" xlink:to="loc_ucbi_SalesTypeAndDirectFinancingLeasesDeferredSellingProfit_0b65d567-15e7-49bb-b4cd-5b5ee9c8fee2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentInLease_58743c28-e5cd-49c3-99d9-e4da6eb7645d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetInvestmentInLease"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetInvestmentInLeasesAbstract_724e083b-639e-44ef-b413-095d2eb2f16a" xlink:to="loc_us-gaap_NetInvestmentInLease_58743c28-e5cd-49c3-99d9-e4da6eb7645d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesMinimumfutureleasepaymentsexpectedtobereceivedfromequipmentfinancingleasecontractsDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#LoansandLeasesandAllowanceforCreditLossesMinimumfutureleasepaymentsexpectedtobereceivedfromequipmentfinancingleasecontractsDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesMinimumfutureleasepaymentsexpectedtobereceivedfromequipmentfinancingleasecontractsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivablesAbstract_817b1c52-a819-4e8b-9498-99f5a9fa5fef" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivablesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract_6b6d9f7f-857a-4d40-a0b2-b0afd3ea0e31" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivablesAbstract_817b1c52-a819-4e8b-9498-99f5a9fa5fef" xlink:to="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract_6b6d9f7f-857a-4d40-a0b2-b0afd3ea0e31" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedRemainderOfFiscalYear_b8f73532-2073-467e-b382-3c40d50fc7d0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedRemainderOfFiscalYear"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract_6b6d9f7f-857a-4d40-a0b2-b0afd3ea0e31" xlink:to="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedRemainderOfFiscalYear_b8f73532-2073-467e-b382-3c40d50fc7d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedNextTwelveMonths_f17f922c-6102-4246-b345-de45b31a7342" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedNextTwelveMonths"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract_6b6d9f7f-857a-4d40-a0b2-b0afd3ea0e31" xlink:to="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedNextTwelveMonths_f17f922c-6102-4246-b345-de45b31a7342" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedTwoYears_fc44f2bf-8916-4a43-aea4-ed8e99303608" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedTwoYears"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract_6b6d9f7f-857a-4d40-a0b2-b0afd3ea0e31" xlink:to="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedTwoYears_fc44f2bf-8916-4a43-aea4-ed8e99303608" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedThreeYears_2916c44f-6f89-425b-9f49-4526bd57af3a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedThreeYears"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract_6b6d9f7f-857a-4d40-a0b2-b0afd3ea0e31" xlink:to="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedThreeYears_2916c44f-6f89-425b-9f49-4526bd57af3a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedFourYears_9f52daa3-afa4-4c3e-a7fb-20af556a43d9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedFourYears"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract_6b6d9f7f-857a-4d40-a0b2-b0afd3ea0e31" xlink:to="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedFourYears_9f52daa3-afa4-4c3e-a7fb-20af556a43d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_SalesTypeAndDirectFinancingLeasesLeaseReceivableToBeReceivedAfterYearFour_5d813b36-846f-4166-bd0a-2080d7c746cf" xlink:href="ucbi-20220331.xsd#ucbi_SalesTypeAndDirectFinancingLeasesLeaseReceivableToBeReceivedAfterYearFour"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract_6b6d9f7f-857a-4d40-a0b2-b0afd3ea0e31" xlink:to="loc_ucbi_SalesTypeAndDirectFinancingLeasesLeaseReceivableToBeReceivedAfterYearFour_5d813b36-846f-4166-bd0a-2080d7c746cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceived_f020934d-aa16-4e6d-b9b4-1e86eef6803a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceived"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract_6b6d9f7f-857a-4d40-a0b2-b0afd3ea0e31" xlink:to="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceived_f020934d-aa16-4e6d-b9b4-1e86eef6803a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesLoansbyagingcategoryandaccrualstatusDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#LoansandLeasesandAllowanceforCreditLossesLoansbyagingcategoryandaccrualstatusDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesLoansbyagingcategoryandaccrualstatusDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivablesAbstract_d6e3414e-4eab-4c68-9ca4-b95747b7b851" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivablesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_eb963fd7-272f-49a6-9675-cccfc1ff6ce6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfFinancingReceivablesPastDueTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivablesAbstract_d6e3414e-4eab-4c68-9ca4-b95747b7b851" xlink:to="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_eb963fd7-272f-49a6-9675-cccfc1ff6ce6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_cc788e0f-ce35-4c40-b12e-248de8c03344" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_eb963fd7-272f-49a6-9675-cccfc1ff6ce6" xlink:to="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_cc788e0f-ce35-4c40-b12e-248de8c03344" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivableTypeDomain_61d3686c-aadf-4c11-b874-0d8a4a820322" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivableTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_cc788e0f-ce35-4c40-b12e-248de8c03344" xlink:to="loc_us-gaap_ReceivableTypeDomain_61d3686c-aadf-4c11-b874-0d8a4a820322" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansReceivableMember_5487d486-1725-41e6-bebe-2263b7f0c90c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LoansReceivableMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivableTypeDomain_61d3686c-aadf-4c11-b874-0d8a4a820322" xlink:to="loc_us-gaap_LoansReceivableMember_5487d486-1725-41e6-bebe-2263b7f0c90c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_8726bb49-216d-4a96-abed-7eb22d448ce5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_eb963fd7-272f-49a6-9675-cccfc1ff6ce6" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_8726bb49-216d-4a96-abed-7eb22d448ce5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_b11bb2ee-dd2b-4ac7-9ebf-ae8318c8e67a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_8726bb49-216d-4a96-abed-7eb22d448ce5" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_b11bb2ee-dd2b-4ac7-9ebf-ae8318c8e67a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialPortfolioSegmentMember_da890b9a-6d71-4122-bfdd-ac2701c13550" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommercialPortfolioSegmentMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_b11bb2ee-dd2b-4ac7-9ebf-ae8318c8e67a" xlink:to="loc_us-gaap_CommercialPortfolioSegmentMember_da890b9a-6d71-4122-bfdd-ac2701c13550" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialPortfolioSegmentMember_c1b9ea08-517a-45dc-a7cd-9f82897bf506" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ResidentialPortfolioSegmentMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_b11bb2ee-dd2b-4ac7-9ebf-ae8318c8e67a" xlink:to="loc_us-gaap_ResidentialPortfolioSegmentMember_c1b9ea08-517a-45dc-a7cd-9f82897bf506" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConsumerPortfolioSegmentMember_cb5da728-f3e7-4557-89a3-535b472f0552" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConsumerPortfolioSegmentMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_b11bb2ee-dd2b-4ac7-9ebf-ae8318c8e67a" xlink:to="loc_us-gaap_ConsumerPortfolioSegmentMember_cb5da728-f3e7-4557-89a3-535b472f0552" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_1932b1e0-27e1-4c14-b40d-0494ff55aba3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_eb963fd7-272f-49a6-9675-cccfc1ff6ce6" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_1932b1e0-27e1-4c14-b40d-0494ff55aba3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_2586b621-08ca-4650-80f6-c6c7dca493b8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_1932b1e0-27e1-4c14-b40d-0494ff55aba3" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_2586b621-08ca-4650-80f6-c6c7dca493b8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_OwnerOccupiedCommercialRealEstateMember_96d8d923-fcfd-4577-a0f7-fed69e296c85" xlink:href="ucbi-20220331.xsd#ucbi_OwnerOccupiedCommercialRealEstateMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_2586b621-08ca-4650-80f6-c6c7dca493b8" xlink:to="loc_ucbi_OwnerOccupiedCommercialRealEstateMember_96d8d923-fcfd-4577-a0f7-fed69e296c85" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_IncomeProducingCommercialRealEstateMember_3715d126-9d4f-4f2e-9705-9df3e3f577ff" xlink:href="ucbi-20220331.xsd#ucbi_IncomeProducingCommercialRealEstateMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_2586b621-08ca-4650-80f6-c6c7dca493b8" xlink:to="loc_ucbi_IncomeProducingCommercialRealEstateMember_3715d126-9d4f-4f2e-9705-9df3e3f577ff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommercialAndIndustrialClassificationMember_b2258d5d-cf30-494e-a9b3-356155e7e4ba" xlink:href="ucbi-20220331.xsd#ucbi_CommercialAndIndustrialClassificationMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_2586b621-08ca-4650-80f6-c6c7dca493b8" xlink:to="loc_ucbi_CommercialAndIndustrialClassificationMember_b2258d5d-cf30-494e-a9b3-356155e7e4ba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialMortgageMember_11988959-03c2-4377-9098-2b1d35e02042" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ResidentialMortgageMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_2586b621-08ca-4650-80f6-c6c7dca493b8" xlink:to="loc_us-gaap_ResidentialMortgageMember_11988959-03c2-4377-9098-2b1d35e02042" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HomeEquityMember_e54ca3e3-3cce-4530-9236-2309a8e5a1b7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HomeEquityMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_2586b621-08ca-4650-80f6-c6c7dca493b8" xlink:to="loc_us-gaap_HomeEquityMember_e54ca3e3-3cce-4530-9236-2309a8e5a1b7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConstructionLoansMember_d3e645a0-bedb-4efc-bbaa-d74ba340cc9c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConstructionLoansMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_2586b621-08ca-4650-80f6-c6c7dca493b8" xlink:to="loc_us-gaap_ConstructionLoansMember_d3e645a0-bedb-4efc-bbaa-d74ba340cc9c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ManufacturedHousingLoanMember_bb58b6ed-f15a-41f3-8b35-000ac384f114" xlink:href="ucbi-20220331.xsd#ucbi_ManufacturedHousingLoanMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_2586b621-08ca-4650-80f6-c6c7dca493b8" xlink:to="loc_ucbi_ManufacturedHousingLoanMember_bb58b6ed-f15a-41f3-8b35-000ac384f114" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_EquipmentFinancingMember_9fb213a7-a06d-4ecd-8f46-e7f26d6e8294" xlink:href="ucbi-20220331.xsd#ucbi_EquipmentFinancingMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_2586b621-08ca-4650-80f6-c6c7dca493b8" xlink:to="loc_ucbi_EquipmentFinancingMember_9fb213a7-a06d-4ecd-8f46-e7f26d6e8294" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablesPeriodPastDueAxis_f153cbd1-2953-4a69-af5a-98b3d2ccb1ad" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivablesPeriodPastDueAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_eb963fd7-272f-49a6-9675-cccfc1ff6ce6" xlink:to="loc_us-gaap_FinancingReceivablesPeriodPastDueAxis_f153cbd1-2953-4a69-af5a-98b3d2ccb1ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_98eef464-36eb-44c2-a027-927852046537" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivablesPeriodPastDueDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablesPeriodPastDueAxis_f153cbd1-2953-4a69-af5a-98b3d2ccb1ad" xlink:to="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_98eef464-36eb-44c2-a027-927852046537" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialAssetNotPastDueMember_4cce99b6-ee55-494b-8dff-87294bc4acc4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancialAssetNotPastDueMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_98eef464-36eb-44c2-a027-927852046537" xlink:to="loc_us-gaap_FinancialAssetNotPastDueMember_4cce99b6-ee55-494b-8dff-87294bc4acc4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivables30To59DaysPastDueMember_92c5a764-f16e-4853-8676-2423829f86c0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivables30To59DaysPastDueMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_98eef464-36eb-44c2-a027-927852046537" xlink:to="loc_us-gaap_FinancingReceivables30To59DaysPastDueMember_92c5a764-f16e-4853-8676-2423829f86c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivables60To89DaysPastDueMember_4e35c7ab-937d-4e88-8346-c13869f0a450" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivables60To89DaysPastDueMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_98eef464-36eb-44c2-a027-927852046537" xlink:to="loc_us-gaap_FinancingReceivables60To89DaysPastDueMember_4e35c7ab-937d-4e88-8346-c13869f0a450" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_131c2c73-37b5-4578-bd8f-86925fb7d189" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_98eef464-36eb-44c2-a027-927852046537" xlink:to="loc_us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_131c2c73-37b5-4578-bd8f-86925fb7d189" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_9d647a00-1734-4ec8-85f6-c308dbe07828" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_eb963fd7-272f-49a6-9675-cccfc1ff6ce6" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_9d647a00-1734-4ec8-85f6-c308dbe07828" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_9eaf8ef0-a895-458c-a0b7-8c71ec77bd67" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_9d647a00-1734-4ec8-85f6-c308dbe07828" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_9eaf8ef0-a895-458c-a0b7-8c71ec77bd67" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_d0ddb7da-27ba-415c-903e-9b54f96ed73f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_9d647a00-1734-4ec8-85f6-c308dbe07828" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_d0ddb7da-27ba-415c-903e-9b54f96ed73f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_58a8547d-1760-493f-a0a9-b32a17670f83" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_9d647a00-1734-4ec8-85f6-c308dbe07828" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_58a8547d-1760-493f-a0a9-b32a17670f83" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesNonaccrualloansbyloanclassDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#LoansandLeasesandAllowanceforCreditLossesNonaccrualloansbyloanclassDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesNonaccrualloansbyloanclassDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivablesAbstract_81d977da-cfa2-422b-a2f1-ba846937ab7c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivablesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_1593c1a9-6abf-43e6-91ae-15117815d32e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfFinancingReceivablesPastDueTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivablesAbstract_81d977da-cfa2-422b-a2f1-ba846937ab7c" xlink:to="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_1593c1a9-6abf-43e6-91ae-15117815d32e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_e3735357-a54f-46e7-a1e2-10b17396eb4e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_1593c1a9-6abf-43e6-91ae-15117815d32e" xlink:to="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_e3735357-a54f-46e7-a1e2-10b17396eb4e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivableTypeDomain_95e7edb7-971e-44ba-b7b2-bce0aa9ee11d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivableTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_e3735357-a54f-46e7-a1e2-10b17396eb4e" xlink:to="loc_us-gaap_ReceivableTypeDomain_95e7edb7-971e-44ba-b7b2-bce0aa9ee11d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansReceivableMember_e184be9e-2b18-4d92-9a76-2bb4faf3ab53" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LoansReceivableMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivableTypeDomain_95e7edb7-971e-44ba-b7b2-bce0aa9ee11d" xlink:to="loc_us-gaap_LoansReceivableMember_e184be9e-2b18-4d92-9a76-2bb4faf3ab53" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_1998cfd5-8b36-462c-beb2-d22f92bb39a4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_1593c1a9-6abf-43e6-91ae-15117815d32e" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_1998cfd5-8b36-462c-beb2-d22f92bb39a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_48f90aed-e717-44fa-8e15-a9a09f881dad" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_1998cfd5-8b36-462c-beb2-d22f92bb39a4" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_48f90aed-e717-44fa-8e15-a9a09f881dad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialPortfolioSegmentMember_e6466c4f-197d-4503-9f70-bc72d43e83fd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommercialPortfolioSegmentMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_48f90aed-e717-44fa-8e15-a9a09f881dad" xlink:to="loc_us-gaap_CommercialPortfolioSegmentMember_e6466c4f-197d-4503-9f70-bc72d43e83fd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialPortfolioSegmentMember_fab92942-c563-4b74-829d-40a76b7b72d6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ResidentialPortfolioSegmentMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_48f90aed-e717-44fa-8e15-a9a09f881dad" xlink:to="loc_us-gaap_ResidentialPortfolioSegmentMember_fab92942-c563-4b74-829d-40a76b7b72d6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConsumerPortfolioSegmentMember_1fe09d2b-161d-4a9d-a54a-5d6cedd4a176" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConsumerPortfolioSegmentMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_48f90aed-e717-44fa-8e15-a9a09f881dad" xlink:to="loc_us-gaap_ConsumerPortfolioSegmentMember_1fe09d2b-161d-4a9d-a54a-5d6cedd4a176" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_f2982114-b79d-47c0-9f0d-f18642d1bdf4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_1593c1a9-6abf-43e6-91ae-15117815d32e" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_f2982114-b79d-47c0-9f0d-f18642d1bdf4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_b681a463-49fd-44fb-8d3e-e237044b1e43" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_f2982114-b79d-47c0-9f0d-f18642d1bdf4" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_b681a463-49fd-44fb-8d3e-e237044b1e43" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_OwnerOccupiedCommercialRealEstateMember_2500eab7-ec06-4d06-b5bd-cb713eb4780b" xlink:href="ucbi-20220331.xsd#ucbi_OwnerOccupiedCommercialRealEstateMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_b681a463-49fd-44fb-8d3e-e237044b1e43" xlink:to="loc_ucbi_OwnerOccupiedCommercialRealEstateMember_2500eab7-ec06-4d06-b5bd-cb713eb4780b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_IncomeProducingCommercialRealEstateMember_82a9d340-1941-40da-ad5e-0f9dafc8dd79" xlink:href="ucbi-20220331.xsd#ucbi_IncomeProducingCommercialRealEstateMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_b681a463-49fd-44fb-8d3e-e237044b1e43" xlink:to="loc_ucbi_IncomeProducingCommercialRealEstateMember_82a9d340-1941-40da-ad5e-0f9dafc8dd79" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommercialAndIndustrialClassificationMember_4ae85d95-34b8-442d-b3c9-a2f6bfa19a08" xlink:href="ucbi-20220331.xsd#ucbi_CommercialAndIndustrialClassificationMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_b681a463-49fd-44fb-8d3e-e237044b1e43" xlink:to="loc_ucbi_CommercialAndIndustrialClassificationMember_4ae85d95-34b8-442d-b3c9-a2f6bfa19a08" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialMortgageMember_ddf5e70b-d915-40a1-abf3-872f5004fde0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ResidentialMortgageMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_b681a463-49fd-44fb-8d3e-e237044b1e43" xlink:to="loc_us-gaap_ResidentialMortgageMember_ddf5e70b-d915-40a1-abf3-872f5004fde0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HomeEquityMember_aad1bf15-05ea-4786-9097-dd72c65317d6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HomeEquityMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_b681a463-49fd-44fb-8d3e-e237044b1e43" xlink:to="loc_us-gaap_HomeEquityMember_aad1bf15-05ea-4786-9097-dd72c65317d6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConstructionLoansMember_a355e20e-2a10-43e9-bf74-1c6b8f11ad55" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConstructionLoansMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_b681a463-49fd-44fb-8d3e-e237044b1e43" xlink:to="loc_us-gaap_ConstructionLoansMember_a355e20e-2a10-43e9-bf74-1c6b8f11ad55" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ManufacturedHousingLoanMember_27b09c39-ce84-4203-9a15-67f5e32246f2" xlink:href="ucbi-20220331.xsd#ucbi_ManufacturedHousingLoanMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_b681a463-49fd-44fb-8d3e-e237044b1e43" xlink:to="loc_ucbi_ManufacturedHousingLoanMember_27b09c39-ce84-4203-9a15-67f5e32246f2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_EquipmentFinancingMember_af7c6b8b-d5da-429e-a182-268f32383bee" xlink:href="ucbi-20220331.xsd#ucbi_EquipmentFinancingMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_b681a463-49fd-44fb-8d3e-e237044b1e43" xlink:to="loc_ucbi_EquipmentFinancingMember_af7c6b8b-d5da-429e-a182-268f32383bee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_eb7e8183-ffcc-4584-a691-e7676b744de2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_1593c1a9-6abf-43e6-91ae-15117815d32e" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_eb7e8183-ffcc-4584-a691-e7676b744de2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonaccrualStatusAbstract_69c20fb6-b9a0-4534-b283-bcf47c6060af" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NonaccrualStatusAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_eb7e8183-ffcc-4584-a691-e7676b744de2" xlink:to="loc_us-gaap_NonaccrualStatusAbstract_69c20fb6-b9a0-4534-b283-bcf47c6060af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableNonaccrualNoAllowance_53913d87-8ecd-4fe8-89ed-19a264bbf061" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableNonaccrualNoAllowance"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NonaccrualStatusAbstract_69c20fb6-b9a0-4534-b283-bcf47c6060af" xlink:to="loc_us-gaap_FinancingReceivableNonaccrualNoAllowance_53913d87-8ecd-4fe8-89ed-19a264bbf061" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_FinancingReceivableNonaccrualWithAllowance_0e71a567-798b-4291-88c6-a91790b06e84" xlink:href="ucbi-20220331.xsd#ucbi_FinancingReceivableNonaccrualWithAllowance"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NonaccrualStatusAbstract_69c20fb6-b9a0-4534-b283-bcf47c6060af" xlink:to="loc_ucbi_FinancingReceivableNonaccrualWithAllowance_0e71a567-798b-4291-88c6-a91790b06e84" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_e1acd27c-203c-4def-9d3c-a15c0afc2c57" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NonaccrualStatusAbstract_69c20fb6-b9a0-4534-b283-bcf47c6060af" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_e1acd27c-203c-4def-9d3c-a15c0afc2c57" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesRiskcategoryoftermloansbyvintageyearDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#LoansandLeasesandAllowanceforCreditLossesRiskcategoryoftermloansbyvintageyearDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesRiskcategoryoftermloansbyvintageyearDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivablesAbstract_bde0c94d-8dc6-4695-a451-6debdd5bf32a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivablesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_b82fb220-b2e4-472c-ae7f-6f856929d1c1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivablesAbstract_bde0c94d-8dc6-4695-a451-6debdd5bf32a" xlink:to="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_b82fb220-b2e4-472c-ae7f-6f856929d1c1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_dee473f4-e901-461f-8b55-abfa842ad77e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_b82fb220-b2e4-472c-ae7f-6f856929d1c1" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_dee473f4-e901-461f-8b55-abfa842ad77e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_00f64009-a262-4e8b-b4a2-ef2ca971df42" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_dee473f4-e901-461f-8b55-abfa842ad77e" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_00f64009-a262-4e8b-b4a2-ef2ca971df42" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialPortfolioSegmentMember_fc1572ba-c9da-434a-ac96-501d3e086c1d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommercialPortfolioSegmentMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_00f64009-a262-4e8b-b4a2-ef2ca971df42" xlink:to="loc_us-gaap_CommercialPortfolioSegmentMember_fc1572ba-c9da-434a-ac96-501d3e086c1d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialPortfolioSegmentMember_9eea7add-7195-4def-a042-24411b80080f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ResidentialPortfolioSegmentMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_00f64009-a262-4e8b-b4a2-ef2ca971df42" xlink:to="loc_us-gaap_ResidentialPortfolioSegmentMember_9eea7add-7195-4def-a042-24411b80080f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConsumerPortfolioSegmentMember_6e4574c1-4909-4368-880e-c5519140f930" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConsumerPortfolioSegmentMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_00f64009-a262-4e8b-b4a2-ef2ca971df42" xlink:to="loc_us-gaap_ConsumerPortfolioSegmentMember_6e4574c1-4909-4368-880e-c5519140f930" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_c65e9202-e5d7-4501-bef3-c3e87ac06ac5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_b82fb220-b2e4-472c-ae7f-6f856929d1c1" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_c65e9202-e5d7-4501-bef3-c3e87ac06ac5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_c217f655-02cb-424b-a4e5-0fc463cc72ac" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_c65e9202-e5d7-4501-bef3-c3e87ac06ac5" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_c217f655-02cb-424b-a4e5-0fc463cc72ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_OwnerOccupiedCommercialRealEstateMember_98ebc721-035d-4ee8-8dbf-4bc8ac5d3b4a" xlink:href="ucbi-20220331.xsd#ucbi_OwnerOccupiedCommercialRealEstateMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_c217f655-02cb-424b-a4e5-0fc463cc72ac" xlink:to="loc_ucbi_OwnerOccupiedCommercialRealEstateMember_98ebc721-035d-4ee8-8dbf-4bc8ac5d3b4a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_IncomeProducingCommercialRealEstateMember_b1e88347-8a88-48f4-a8a9-76dee8da7a10" xlink:href="ucbi-20220331.xsd#ucbi_IncomeProducingCommercialRealEstateMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_c217f655-02cb-424b-a4e5-0fc463cc72ac" xlink:to="loc_ucbi_IncomeProducingCommercialRealEstateMember_b1e88347-8a88-48f4-a8a9-76dee8da7a10" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommercialAndIndustrialClassificationMember_11885a24-008d-4451-b488-5e9e8e694e67" xlink:href="ucbi-20220331.xsd#ucbi_CommercialAndIndustrialClassificationMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_c217f655-02cb-424b-a4e5-0fc463cc72ac" xlink:to="loc_ucbi_CommercialAndIndustrialClassificationMember_11885a24-008d-4451-b488-5e9e8e694e67" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialMortgageMember_8ac5b3b3-8fd7-445b-95f2-3eda95cc1e69" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ResidentialMortgageMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_c217f655-02cb-424b-a4e5-0fc463cc72ac" xlink:to="loc_us-gaap_ResidentialMortgageMember_8ac5b3b3-8fd7-445b-95f2-3eda95cc1e69" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HomeEquityMember_259b2ced-9ad6-42af-8471-0c07d64d2239" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HomeEquityMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_c217f655-02cb-424b-a4e5-0fc463cc72ac" xlink:to="loc_us-gaap_HomeEquityMember_259b2ced-9ad6-42af-8471-0c07d64d2239" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConstructionLoansMember_90eeb213-755a-4fb5-8f12-5136cbc25652" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConstructionLoansMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_c217f655-02cb-424b-a4e5-0fc463cc72ac" xlink:to="loc_us-gaap_ConstructionLoansMember_90eeb213-755a-4fb5-8f12-5136cbc25652" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ManufacturedHousingLoanMember_b8d9ec79-4abd-49e4-a6f3-ab0d0332bf77" xlink:href="ucbi-20220331.xsd#ucbi_ManufacturedHousingLoanMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_c217f655-02cb-424b-a4e5-0fc463cc72ac" xlink:to="loc_ucbi_ManufacturedHousingLoanMember_b8d9ec79-4abd-49e4-a6f3-ab0d0332bf77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_EquipmentFinancingMember_6dbceca3-f60d-4ef5-99f6-e3f7e47f22ce" xlink:href="ucbi-20220331.xsd#ucbi_EquipmentFinancingMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_c217f655-02cb-424b-a4e5-0fc463cc72ac" xlink:to="loc_ucbi_EquipmentFinancingMember_6dbceca3-f60d-4ef5-99f6-e3f7e47f22ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InternalCreditAssessmentAxis_54b3c7ae-f32f-4e01-937d-17a907cf1dd2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InternalCreditAssessmentAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_b82fb220-b2e4-472c-ae7f-6f856929d1c1" xlink:to="loc_us-gaap_InternalCreditAssessmentAxis_54b3c7ae-f32f-4e01-937d-17a907cf1dd2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InternalCreditAssessmentDomain_f56e53d6-004c-4ea6-a53b-bb1c0244d482" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InternalCreditAssessmentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InternalCreditAssessmentAxis_54b3c7ae-f32f-4e01-937d-17a907cf1dd2" xlink:to="loc_us-gaap_InternalCreditAssessmentDomain_f56e53d6-004c-4ea6-a53b-bb1c0244d482" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PassMember_83eea8b1-0140-4ea3-a108-fab6eccb0ca6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PassMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InternalCreditAssessmentDomain_f56e53d6-004c-4ea6-a53b-bb1c0244d482" xlink:to="loc_us-gaap_PassMember_83eea8b1-0140-4ea3-a108-fab6eccb0ca6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SpecialMentionMember_fb743f6b-e6af-4d3b-9b75-b04ed467a0cc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SpecialMentionMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InternalCreditAssessmentDomain_f56e53d6-004c-4ea6-a53b-bb1c0244d482" xlink:to="loc_us-gaap_SpecialMentionMember_fb743f6b-e6af-4d3b-9b75-b04ed467a0cc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubstandardMember_3d3c36b4-dbcb-4f31-a901-3f7c2ed7448b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubstandardMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InternalCreditAssessmentDomain_f56e53d6-004c-4ea6-a53b-bb1c0244d482" xlink:to="loc_us-gaap_SubstandardMember_3d3c36b4-dbcb-4f31-a901-3f7c2ed7448b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_2ec79d2a-181c-4031-8459-bd4c7eec479c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_b82fb220-b2e4-472c-ae7f-6f856929d1c1" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_2ec79d2a-181c-4031-8459-bd4c7eec479c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear_03cdd7d5-cdc7-46e6-91c9-96036b4d8066" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_2ec79d2a-181c-4031-8459-bd4c7eec479c" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear_03cdd7d5-cdc7-46e6-91c9-96036b4d8066" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear_570e0e1d-c302-42f0-81f7-15d7c3e8ff7f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_2ec79d2a-181c-4031-8459-bd4c7eec479c" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear_570e0e1d-c302-42f0-81f7-15d7c3e8ff7f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear_57e1b051-5d41-45b8-a552-c26461fe17c5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_2ec79d2a-181c-4031-8459-bd4c7eec479c" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear_57e1b051-5d41-45b8-a552-c26461fe17c5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear_6cf6a453-19ac-4d6d-8098-e11bef1a66b0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_2ec79d2a-181c-4031-8459-bd4c7eec479c" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear_6cf6a453-19ac-4d6d-8098-e11bef1a66b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear_14e3951e-39e7-400a-819f-dc53b0e682e8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_2ec79d2a-181c-4031-8459-bd4c7eec479c" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear_14e3951e-39e7-400a-819f-dc53b0e682e8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear_f363bc7e-ac9e-4184-a8c4-0ccc076a668c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_2ec79d2a-181c-4031-8459-bd4c7eec479c" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear_f363bc7e-ac9e-4184-a8c4-0ccc076a668c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestRevolving_b3075d0e-7465-497e-8b91-2b1bb7a2d964" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestRevolving"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_2ec79d2a-181c-4031-8459-bd4c7eec479c" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestRevolving_b3075d0e-7465-497e-8b91-2b1bb7a2d964" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestRevolvingConvertedToTermLoan_c646dbeb-0031-4730-a90e-d2af2b185278" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestRevolvingConvertedToTermLoan"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_2ec79d2a-181c-4031-8459-bd4c7eec479c" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestRevolvingConvertedToTermLoan_c646dbeb-0031-4730-a90e-d2af2b185278" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_d398bdfc-d047-4085-a728-f7c6ceba80f9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_2ec79d2a-181c-4031-8459-bd4c7eec479c" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_d398bdfc-d047-4085-a728-f7c6ceba80f9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesLoansmodifiedundertermsofTDRDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#LoansandLeasesandAllowanceforCreditLossesLoansmodifiedundertermsofTDRDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesLoansmodifiedundertermsofTDRDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivablesAbstract_77baa8a8-5f63-4b5e-92b0-b3bce8e66f8c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivablesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_854e070a-7675-45fa-ac92-085dc14e2b46" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivablesAbstract_77baa8a8-5f63-4b5e-92b0-b3bce8e66f8c" xlink:to="loc_us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_854e070a-7675-45fa-ac92-085dc14e2b46" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_2206168b-b9ce-4f70-86d9-aaea6e3fa073" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_854e070a-7675-45fa-ac92-085dc14e2b46" xlink:to="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_2206168b-b9ce-4f70-86d9-aaea6e3fa073" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivableTypeDomain_19b1bd79-6c9f-4d61-bb19-0c3b5404c97f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivableTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_2206168b-b9ce-4f70-86d9-aaea6e3fa073" xlink:to="loc_us-gaap_ReceivableTypeDomain_19b1bd79-6c9f-4d61-bb19-0c3b5404c97f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansReceivableMember_66b9bc95-27a4-4a4e-9132-243b3b35b1e0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LoansReceivableMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivableTypeDomain_19b1bd79-6c9f-4d61-bb19-0c3b5404c97f" xlink:to="loc_us-gaap_LoansReceivableMember_66b9bc95-27a4-4a4e-9132-243b3b35b1e0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_b13f6e7c-df32-4a34-9710-68f33b2c3db3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_854e070a-7675-45fa-ac92-085dc14e2b46" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_b13f6e7c-df32-4a34-9710-68f33b2c3db3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_567af1fc-bfb6-4e24-90e5-490288632b0a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_b13f6e7c-df32-4a34-9710-68f33b2c3db3" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_567af1fc-bfb6-4e24-90e5-490288632b0a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialPortfolioSegmentMember_14ab91be-3f9e-4b16-a2c8-6dd5f20cec6e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommercialPortfolioSegmentMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_567af1fc-bfb6-4e24-90e5-490288632b0a" xlink:to="loc_us-gaap_CommercialPortfolioSegmentMember_14ab91be-3f9e-4b16-a2c8-6dd5f20cec6e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialPortfolioSegmentMember_6c02548c-d829-44a2-a80b-171969140268" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ResidentialPortfolioSegmentMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_567af1fc-bfb6-4e24-90e5-490288632b0a" xlink:to="loc_us-gaap_ResidentialPortfolioSegmentMember_6c02548c-d829-44a2-a80b-171969140268" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConsumerPortfolioSegmentMember_4c5be1a7-23d3-4ddc-864d-ca450c30c74f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConsumerPortfolioSegmentMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_567af1fc-bfb6-4e24-90e5-490288632b0a" xlink:to="loc_us-gaap_ConsumerPortfolioSegmentMember_4c5be1a7-23d3-4ddc-864d-ca450c30c74f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_a6c528a7-037c-4928-8f30-6ef717daf423" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_854e070a-7675-45fa-ac92-085dc14e2b46" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_a6c528a7-037c-4928-8f30-6ef717daf423" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_df83f08c-e0fc-4976-9c0a-9cd6516cc5b2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_a6c528a7-037c-4928-8f30-6ef717daf423" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_df83f08c-e0fc-4976-9c0a-9cd6516cc5b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_OwnerOccupiedCommercialRealEstateMember_4b26cecd-7db4-42b5-a520-0250478da29d" xlink:href="ucbi-20220331.xsd#ucbi_OwnerOccupiedCommercialRealEstateMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_df83f08c-e0fc-4976-9c0a-9cd6516cc5b2" xlink:to="loc_ucbi_OwnerOccupiedCommercialRealEstateMember_4b26cecd-7db4-42b5-a520-0250478da29d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_IncomeProducingCommercialRealEstateMember_e6f1e081-516b-4468-b7ab-da0ea7fb6bb1" xlink:href="ucbi-20220331.xsd#ucbi_IncomeProducingCommercialRealEstateMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_df83f08c-e0fc-4976-9c0a-9cd6516cc5b2" xlink:to="loc_ucbi_IncomeProducingCommercialRealEstateMember_e6f1e081-516b-4468-b7ab-da0ea7fb6bb1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommercialAndIndustrialClassificationMember_e1fd02ca-349d-4fb4-b890-044ff181390a" xlink:href="ucbi-20220331.xsd#ucbi_CommercialAndIndustrialClassificationMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_df83f08c-e0fc-4976-9c0a-9cd6516cc5b2" xlink:to="loc_ucbi_CommercialAndIndustrialClassificationMember_e1fd02ca-349d-4fb4-b890-044ff181390a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialMortgageMember_8d526d6b-5cf5-4354-aa9a-e71fce03682b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ResidentialMortgageMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_df83f08c-e0fc-4976-9c0a-9cd6516cc5b2" xlink:to="loc_us-gaap_ResidentialMortgageMember_8d526d6b-5cf5-4354-aa9a-e71fce03682b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HomeEquityMember_446e8952-3f0d-45ee-aff8-4e7d7734bcf5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HomeEquityMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_df83f08c-e0fc-4976-9c0a-9cd6516cc5b2" xlink:to="loc_us-gaap_HomeEquityMember_446e8952-3f0d-45ee-aff8-4e7d7734bcf5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConstructionLoansMember_ed87f905-f69a-453f-9340-8c75d493670c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConstructionLoansMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_df83f08c-e0fc-4976-9c0a-9cd6516cc5b2" xlink:to="loc_us-gaap_ConstructionLoansMember_ed87f905-f69a-453f-9340-8c75d493670c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ManufacturedHousingLoanMember_7f499d34-d818-4222-977d-34ca5abddd8c" xlink:href="ucbi-20220331.xsd#ucbi_ManufacturedHousingLoanMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_df83f08c-e0fc-4976-9c0a-9cd6516cc5b2" xlink:to="loc_ucbi_ManufacturedHousingLoanMember_7f499d34-d818-4222-977d-34ca5abddd8c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_EquipmentFinancingMember_14d627f6-0fab-46b8-b9bc-cd323a8e7309" xlink:href="ucbi-20220331.xsd#ucbi_EquipmentFinancingMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_df83f08c-e0fc-4976-9c0a-9cd6516cc5b2" xlink:to="loc_ucbi_EquipmentFinancingMember_14d627f6-0fab-46b8-b9bc-cd323a8e7309" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoanRestructuringModificationAxis_7eea9dbd-ef54-4095-828c-78a4e4be7edf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LoanRestructuringModificationAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_854e070a-7675-45fa-ac92-085dc14e2b46" xlink:to="loc_us-gaap_LoanRestructuringModificationAxis_7eea9dbd-ef54-4095-828c-78a4e4be7edf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoanRestructuringModificationDomain_dfaf4a4e-0dec-42eb-adc8-93d71fa547e0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LoanRestructuringModificationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanRestructuringModificationAxis_7eea9dbd-ef54-4095-828c-78a4e4be7edf" xlink:to="loc_us-gaap_LoanRestructuringModificationDomain_dfaf4a4e-0dec-42eb-adc8-93d71fa547e0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractualInterestRateReductionMember_c69ca93a-f055-4c41-aab9-a83a28fca27d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ContractualInterestRateReductionMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanRestructuringModificationDomain_dfaf4a4e-0dec-42eb-adc8-93d71fa547e0" xlink:to="loc_us-gaap_ContractualInterestRateReductionMember_c69ca93a-f055-4c41-aab9-a83a28fca27d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExtendedMaturityMember_37182227-a02c-4afa-85b8-8f50d52f6f97" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ExtendedMaturityMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanRestructuringModificationDomain_dfaf4a4e-0dec-42eb-adc8-93d71fa547e0" xlink:to="loc_us-gaap_ExtendedMaturityMember_37182227-a02c-4afa-85b8-8f50d52f6f97" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_OtherTypeOfModificationMember_62e650d3-fa29-460a-ac45-85ddb47f6cd0" xlink:href="ucbi-20220331.xsd#ucbi_OtherTypeOfModificationMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanRestructuringModificationDomain_dfaf4a4e-0dec-42eb-adc8-93d71fa547e0" xlink:to="loc_ucbi_OtherTypeOfModificationMember_62e650d3-fa29-460a-ac45-85ddb47f6cd0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableModificationsLineItems_d7d2ae5c-94ab-4e7a-bcb2-6de4243fe932" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableModificationsLineItems"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_854e070a-7675-45fa-ac92-085dc14e2b46" xlink:to="loc_us-gaap_FinancingReceivableModificationsLineItems_d7d2ae5c-94ab-4e7a-bcb2-6de4243fe932" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableModificationsNumberOfContracts2_e9370122-38de-4ce5-abac-a753d247d28f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableModificationsNumberOfContracts2"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableModificationsLineItems_d7d2ae5c-94ab-4e7a-bcb2-6de4243fe932" xlink:to="loc_us-gaap_FinancingReceivableModificationsNumberOfContracts2_e9370122-38de-4ce5-abac-a753d247d28f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2_0e2cf64a-a28a-4dde-9ee7-00469c40409c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableModificationsLineItems_d7d2ae5c-94ab-4e7a-bcb2-6de4243fe932" xlink:to="loc_us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2_0e2cf64a-a28a-4dde-9ee7-00469c40409c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1_8d534cfa-2ad3-4750-ba2c-763d3b7a2bca" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableModificationsLineItems_d7d2ae5c-94ab-4e7a-bcb2-6de4243fe932" xlink:to="loc_us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1_8d534cfa-2ad3-4750-ba2c-763d3b7a2bca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1_ce9f9f77-78b7-41a6-92ca-ef5ef38fc395" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableModificationsLineItems_d7d2ae5c-94ab-4e7a-bcb2-6de4243fe932" xlink:to="loc_us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1_ce9f9f77-78b7-41a6-92ca-ef5ef38fc395" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesBalanceandactivityintheACLbyportfoliosegmentDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#LoansandLeasesandAllowanceforCreditLossesBalanceandactivityintheACLbyportfoliosegmentDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/LoansandLeasesandAllowanceforCreditLossesBalanceandactivityintheACLbyportfoliosegmentDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivablesAbstract_8685b96d-c6dc-4f7d-97de-b8cc9f2db60e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivablesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_23449377-bcdc-496e-92e3-14d9f299f711" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivablesAbstract_8685b96d-c6dc-4f7d-97de-b8cc9f2db60e" xlink:to="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_23449377-bcdc-496e-92e3-14d9f299f711" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_4c81baba-c345-4ff3-871d-77f0ea91157c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_23449377-bcdc-496e-92e3-14d9f299f711" xlink:to="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_4c81baba-c345-4ff3-871d-77f0ea91157c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivableTypeDomain_5c5dda16-c943-4748-bc9d-c2e1b033fc80" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReceivableTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_4c81baba-c345-4ff3-871d-77f0ea91157c" xlink:to="loc_us-gaap_ReceivableTypeDomain_5c5dda16-c943-4748-bc9d-c2e1b033fc80" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansReceivableMember_e52cde30-bd2e-4c71-8d7e-b0eab5d39dcc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LoansReceivableMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReceivableTypeDomain_5c5dda16-c943-4748-bc9d-c2e1b033fc80" xlink:to="loc_us-gaap_LoansReceivableMember_e52cde30-bd2e-4c71-8d7e-b0eab5d39dcc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_a84f5f08-ea85-44f8-94cd-3b3e2bc52d32" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_23449377-bcdc-496e-92e3-14d9f299f711" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_a84f5f08-ea85-44f8-94cd-3b3e2bc52d32" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_bd4440cd-a3e9-4560-8d24-1726838a7322" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_a84f5f08-ea85-44f8-94cd-3b3e2bc52d32" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_bd4440cd-a3e9-4560-8d24-1726838a7322" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialPortfolioSegmentMember_1b774192-68f5-43ad-ac9a-cb1ea6292961" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommercialPortfolioSegmentMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_bd4440cd-a3e9-4560-8d24-1726838a7322" xlink:to="loc_us-gaap_CommercialPortfolioSegmentMember_1b774192-68f5-43ad-ac9a-cb1ea6292961" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialPortfolioSegmentMember_25eecb46-d4fc-4ff9-8930-f2f181e93323" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ResidentialPortfolioSegmentMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_bd4440cd-a3e9-4560-8d24-1726838a7322" xlink:to="loc_us-gaap_ResidentialPortfolioSegmentMember_25eecb46-d4fc-4ff9-8930-f2f181e93323" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConsumerPortfolioSegmentMember_47e06018-ca26-4ef2-976f-fb442ee48ff5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConsumerPortfolioSegmentMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_bd4440cd-a3e9-4560-8d24-1726838a7322" xlink:to="loc_us-gaap_ConsumerPortfolioSegmentMember_47e06018-ca26-4ef2-976f-fb442ee48ff5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_32410949-3e4c-4468-85f6-f256f5d81965" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_23449377-bcdc-496e-92e3-14d9f299f711" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_32410949-3e4c-4468-85f6-f256f5d81965" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_15eaf9ba-574b-4cfe-a041-d1babe02d912" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_32410949-3e4c-4468-85f6-f256f5d81965" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_15eaf9ba-574b-4cfe-a041-d1babe02d912" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_OwnerOccupiedCommercialRealEstateMember_b6da683f-6774-4de9-9784-afc821f5527d" xlink:href="ucbi-20220331.xsd#ucbi_OwnerOccupiedCommercialRealEstateMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_15eaf9ba-574b-4cfe-a041-d1babe02d912" xlink:to="loc_ucbi_OwnerOccupiedCommercialRealEstateMember_b6da683f-6774-4de9-9784-afc821f5527d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_IncomeProducingCommercialRealEstateMember_9554b340-62c2-4e38-9cb2-73d7e9daf7a2" xlink:href="ucbi-20220331.xsd#ucbi_IncomeProducingCommercialRealEstateMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_15eaf9ba-574b-4cfe-a041-d1babe02d912" xlink:to="loc_ucbi_IncomeProducingCommercialRealEstateMember_9554b340-62c2-4e38-9cb2-73d7e9daf7a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommercialAndIndustrialClassificationMember_146e5046-c512-4b04-a27f-92b2ef0de644" xlink:href="ucbi-20220331.xsd#ucbi_CommercialAndIndustrialClassificationMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_15eaf9ba-574b-4cfe-a041-d1babe02d912" xlink:to="loc_ucbi_CommercialAndIndustrialClassificationMember_146e5046-c512-4b04-a27f-92b2ef0de644" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialMortgageMember_eff2654c-ab17-4389-85ea-ba62955a445c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ResidentialMortgageMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_15eaf9ba-574b-4cfe-a041-d1babe02d912" xlink:to="loc_us-gaap_ResidentialMortgageMember_eff2654c-ab17-4389-85ea-ba62955a445c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HomeEquityMember_bb06255c-91b5-4bd8-9cb3-0eae5f1efb64" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HomeEquityMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_15eaf9ba-574b-4cfe-a041-d1babe02d912" xlink:to="loc_us-gaap_HomeEquityMember_bb06255c-91b5-4bd8-9cb3-0eae5f1efb64" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConstructionLoansMember_3bf68408-5055-490f-b4a3-b8bf19d59ed0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConstructionLoansMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_15eaf9ba-574b-4cfe-a041-d1babe02d912" xlink:to="loc_us-gaap_ConstructionLoansMember_3bf68408-5055-490f-b4a3-b8bf19d59ed0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ManufacturedHousingLoanMember_a3598148-6870-4bf0-bd29-8e5047d0dfc4" xlink:href="ucbi-20220331.xsd#ucbi_ManufacturedHousingLoanMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_15eaf9ba-574b-4cfe-a041-d1babe02d912" xlink:to="loc_ucbi_ManufacturedHousingLoanMember_a3598148-6870-4bf0-bd29-8e5047d0dfc4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_EquipmentFinancingMember_cfe8f70f-2145-4590-a417-da7608b20ca2" xlink:href="ucbi-20220331.xsd#ucbi_EquipmentFinancingMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_15eaf9ba-574b-4cfe-a041-d1babe02d912" xlink:to="loc_ucbi_EquipmentFinancingMember_cfe8f70f-2145-4590-a417-da7608b20ca2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_652a8fa1-8195-48d1-9ae2-24971362869b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_23449377-bcdc-496e-92e3-14d9f299f711" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_652a8fa1-8195-48d1-9ae2-24971362869b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_e25d041b-3e35-404a-90c5-8cd5326ad9c1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_652a8fa1-8195-48d1-9ae2-24971362869b" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_e25d041b-3e35-404a-90c5-8cd5326ad9c1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest_13a2d380-d2bd-4945-981d-7aca153b59f0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_e25d041b-3e35-404a-90c5-8cd5326ad9c1" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest_13a2d380-d2bd-4945-981d-7aca153b59f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossPurchasedWithCreditDeteriorationIncrease_e2a11c52-095a-439a-88db-6b8ba7cc8328" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossPurchasedWithCreditDeteriorationIncrease"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_e25d041b-3e35-404a-90c5-8cd5326ad9c1" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLossPurchasedWithCreditDeteriorationIncrease_e2a11c52-095a-439a-88db-6b8ba7cc8328" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_5866e14e-1411-4dfd-aba2-0302902bc67e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_e25d041b-3e35-404a-90c5-8cd5326ad9c1" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_5866e14e-1411-4dfd-aba2-0302902bc67e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery_faec174f-2cd5-4986-958a-9b8da879ac7a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_e25d041b-3e35-404a-90c5-8cd5326ad9c1" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery_faec174f-2cd5-4986-958a-9b8da879ac7a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForLoanLossesExpensed_a926d183-7d23-4349-8197-9cadb0d2e809" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProvisionForLoanLossesExpensed"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_e25d041b-3e35-404a-90c5-8cd5326ad9c1" xlink:to="loc_us-gaap_ProvisionForLoanLossesExpensed_a926d183-7d23-4349-8197-9cadb0d2e809" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest_0e082fc7-0ac8-48fe-9f63-178cba2d1574" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_e25d041b-3e35-404a-90c5-8cd5326ad9c1" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest_0e082fc7-0ac8-48fe-9f63-178cba2d1574" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OffBalanceSheetCreditLossLiability_ffe48299-f75e-4a97-80f3-518c0b54bd55" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OffBalanceSheetCreditLossLiability"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_e25d041b-3e35-404a-90c5-8cd5326ad9c1" xlink:to="loc_us-gaap_OffBalanceSheetCreditLossLiability_ffe48299-f75e-4a97-80f3-518c0b54bd55" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal_c7102f8d-8c06-4883-8317-53916512b96f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_e25d041b-3e35-404a-90c5-8cd5326ad9c1" xlink:to="loc_us-gaap_OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal_c7102f8d-8c06-4883-8317-53916512b96f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OffBalanceSheetCreditLossLiability_0ee82d78-01b4-452f-8b70-9aede2d630e9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OffBalanceSheetCreditLossLiability"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_e25d041b-3e35-404a-90c5-8cd5326ad9c1" xlink:to="loc_us-gaap_OffBalanceSheetCreditLossLiability_0ee82d78-01b4-452f-8b70-9aede2d630e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterestAndOffBalanceSheetCreditLossLiability_66340d09-9f7b-4b77-91d1-959d9e89d6f3" xlink:href="ucbi-20220331.xsd#ucbi_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterestAndOffBalanceSheetCreditLossLiability"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_e25d041b-3e35-404a-90c5-8cd5326ad9c1" xlink:to="loc_ucbi_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterestAndOffBalanceSheetCreditLossLiability_66340d09-9f7b-4b77-91d1-959d9e89d6f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_FinancingReceivableAllowanceForCreditLossAndOffBalanceSheetCreditLossLiabilityPurchasedWithCreditDeteriorationIncrease_8ecb3595-da21-4388-a1f0-4bd3069ee32c" xlink:href="ucbi-20220331.xsd#ucbi_FinancingReceivableAllowanceForCreditLossAndOffBalanceSheetCreditLossLiabilityPurchasedWithCreditDeteriorationIncrease"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_e25d041b-3e35-404a-90c5-8cd5326ad9c1" xlink:to="loc_ucbi_FinancingReceivableAllowanceForCreditLossAndOffBalanceSheetCreditLossLiabilityPurchasedWithCreditDeteriorationIncrease_8ecb3595-da21-4388-a1f0-4bd3069ee32c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_FinancingReceivableAllowanceForCreditLossAndOffBalanceSheetCreditLossLiabilityWriteoff_06dead70-f502-4555-a732-a7e9fb19397e" xlink:href="ucbi-20220331.xsd#ucbi_FinancingReceivableAllowanceForCreditLossAndOffBalanceSheetCreditLossLiabilityWriteoff"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_e25d041b-3e35-404a-90c5-8cd5326ad9c1" xlink:to="loc_ucbi_FinancingReceivableAllowanceForCreditLossAndOffBalanceSheetCreditLossLiabilityWriteoff_06dead70-f502-4555-a732-a7e9fb19397e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_FinancingReceivableAllowanceForCreditLossAndOffBalanceSheetCreditLossLiabilityRecovery_66655903-4024-4cb4-963b-95d54dc17a1d" xlink:href="ucbi-20220331.xsd#ucbi_FinancingReceivableAllowanceForCreditLossAndOffBalanceSheetCreditLossLiabilityRecovery"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_e25d041b-3e35-404a-90c5-8cd5326ad9c1" xlink:to="loc_ucbi_FinancingReceivableAllowanceForCreditLossAndOffBalanceSheetCreditLossLiabilityRecovery_66655903-4024-4cb4-963b-95d54dc17a1d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForLoanLeaseAndOtherLosses_14edcb45-757f-4c7a-ab6b-3a8a1cee4bef" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProvisionForLoanLeaseAndOtherLosses"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_e25d041b-3e35-404a-90c5-8cd5326ad9c1" xlink:to="loc_us-gaap_ProvisionForLoanLeaseAndOtherLosses_14edcb45-757f-4c7a-ab6b-3a8a1cee4bef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterestAndOffBalanceSheetCreditLossLiability_a695ac82-c836-4257-a066-1ddd5569e448" xlink:href="ucbi-20220331.xsd#ucbi_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterestAndOffBalanceSheetCreditLossLiability"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_e25d041b-3e35-404a-90c5-8cd5326ad9c1" xlink:to="loc_ucbi_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterestAndOffBalanceSheetCreditLossLiability_a695ac82-c836-4257-a066-1ddd5569e448" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/DerivativesandHedgingActivities" xlink:type="simple" xlink:href="ucbi-20220331.xsd#DerivativesandHedgingActivities"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/DerivativesandHedgingActivities" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_7e99a1da-3037-4067-94ed-7f21f5b450d6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_6255169f-46eb-4c15-92d9-79517fea6bbd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_7e99a1da-3037-4067-94ed-7f21f5b450d6" xlink:to="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_6255169f-46eb-4c15-92d9-79517fea6bbd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/DerivativesandHedgingActivitiesTables" xlink:type="simple" xlink:href="ucbi-20220331.xsd#DerivativesandHedgingActivitiesTables"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/DerivativesandHedgingActivitiesTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_0b17e3ee-72ae-4565-8d6b-d0e9264a4d48" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDerivativeInstrumentsTextBlock_4e596ed1-d35e-4e4c-af59-825ee2698fa5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfDerivativeInstrumentsTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_0b17e3ee-72ae-4565-8d6b-d0e9264a4d48" xlink:to="loc_us-gaap_ScheduleOfDerivativeInstrumentsTextBlock_4e596ed1-d35e-4e4c-af59-825ee2698fa5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDerivativesInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock_1c79ad66-3823-4907-88da-4f281d6cc84b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfDerivativesInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_0b17e3ee-72ae-4565-8d6b-d0e9264a4d48" xlink:to="loc_us-gaap_ScheduleOfDerivativesInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock_1c79ad66-3823-4907-88da-4f281d6cc84b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfOtherDerivativesNotDesignatedAsHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock_fe673127-c596-43a9-8c5a-a43c37ae5d20" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfOtherDerivativesNotDesignatedAsHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_0b17e3ee-72ae-4565-8d6b-d0e9264a4d48" xlink:to="loc_us-gaap_ScheduleOfOtherDerivativesNotDesignatedAsHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock_fe673127-c596-43a9-8c5a-a43c37ae5d20" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/DerivativesandHedgingActivitiesFairvalueofderivativefinancialinstrumentsDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#DerivativesandHedgingActivitiesFairvalueofderivativefinancialinstrumentsDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/DerivativesandHedgingActivitiesFairvalueofderivativefinancialinstrumentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_b05ac781-cf4b-42f0-9768-9cf5c9a85ca7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_89c80559-dbb3-4fc9-9ff4-8ac19d542674" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_b05ac781-cf4b-42f0-9768-9cf5c9a85ca7" xlink:to="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_89c80559-dbb3-4fc9-9ff4-8ac19d542674" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_808d3df5-8687-4256-8498-a184debd87af" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HedgingDesignationAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_89c80559-dbb3-4fc9-9ff4-8ac19d542674" xlink:to="loc_us-gaap_HedgingDesignationAxis_808d3df5-8687-4256-8498-a184debd87af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_21d758e4-904c-4005-9f85-0d31373519a0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationAxis_808d3df5-8687-4256-8498-a184debd87af" xlink:to="loc_us-gaap_HedgingDesignationDomain_21d758e4-904c-4005-9f85-0d31373519a0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_ad105ed6-3713-4a50-b153-aed439994844" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationDomain_21d758e4-904c-4005-9f85-0d31373519a0" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_ad105ed6-3713-4a50-b153-aed439994844" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NondesignatedMember_9152c97c-c5ec-4008-9cdf-7b3e096203d2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NondesignatedMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationDomain_21d758e4-904c-4005-9f85-0d31373519a0" xlink:to="loc_us-gaap_NondesignatedMember_9152c97c-c5ec-4008-9cdf-7b3e096203d2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_45bbd3f8-979b-431d-8ecb-4226878fe7ef" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_89c80559-dbb3-4fc9-9ff4-8ac19d542674" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_45bbd3f8-979b-431d-8ecb-4226878fe7ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_b172ab0a-23a2-473f-9b69-52e8af99679e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_45bbd3f8-979b-431d-8ecb-4226878fe7ef" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_b172ab0a-23a2-473f-9b69-52e8af99679e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFinancialInstrumentsAssetsMember_192f9821-b53b-4d89-acd2-1d8553fc1cfe" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeFinancialInstrumentsAssetsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_b172ab0a-23a2-473f-9b69-52e8af99679e" xlink:to="loc_us-gaap_DerivativeFinancialInstrumentsAssetsMember_192f9821-b53b-4d89-acd2-1d8553fc1cfe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember_c0b15e28-3532-494e-99d4-9f06dcf1062c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_b172ab0a-23a2-473f-9b69-52e8af99679e" xlink:to="loc_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember_c0b15e28-3532-494e-99d4-9f06dcf1062c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_882e80c0-fe58-492d-9662-2a8c7baa63ca" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_89c80559-dbb3-4fc9-9ff4-8ac19d542674" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_882e80c0-fe58-492d-9662-2a8c7baa63ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_ab9ff847-0607-426e-815f-dc6c5e1a7fb9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_882e80c0-fe58-492d-9662-2a8c7baa63ca" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_ab9ff847-0607-426e-815f-dc6c5e1a7fb9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_InterestRateContractSubordinatedDebtMember_4c3cc912-af8b-4c10-8f0e-11695fd624b4" xlink:href="ucbi-20220331.xsd#ucbi_InterestRateContractSubordinatedDebtMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_ab9ff847-0607-426e-815f-dc6c5e1a7fb9" xlink:to="loc_ucbi_InterestRateContractSubordinatedDebtMember_4c3cc912-af8b-4c10-8f0e-11695fd624b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_TrustPreferredSecuritiesHedgeMember_cecabd63-481a-4d24-8871-f67f9daba14b" xlink:href="ucbi-20220331.xsd#ucbi_TrustPreferredSecuritiesHedgeMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_ab9ff847-0607-426e-815f-dc6c5e1a7fb9" xlink:to="loc_ucbi_TrustPreferredSecuritiesHedgeMember_cecabd63-481a-4d24-8871-f67f9daba14b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_BrokeredCertificateOfDepositMember_d82b4ac4-cbb0-443e-bfa5-57201b0343d4" xlink:href="ucbi-20220331.xsd#ucbi_BrokeredCertificateOfDepositMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_ab9ff847-0607-426e-815f-dc6c5e1a7fb9" xlink:to="loc_ucbi_BrokeredCertificateOfDepositMember_d82b4ac4-cbb0-443e-bfa5-57201b0343d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CustomerSwapPositionMember_0bec6f76-ee4e-4504-9921-b6743e68a146" xlink:href="ucbi-20220331.xsd#ucbi_CustomerSwapPositionMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_ab9ff847-0607-426e-815f-dc6c5e1a7fb9" xlink:to="loc_ucbi_CustomerSwapPositionMember_0bec6f76-ee4e-4504-9921-b6743e68a146" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_DealerOffsetToCustomerSwapPositionMember_81d14657-8719-44ef-8ddf-7ec43e90683f" xlink:href="ucbi-20220331.xsd#ucbi_DealerOffsetToCustomerSwapPositionMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_ab9ff847-0607-426e-815f-dc6c5e1a7fb9" xlink:to="loc_ucbi_DealerOffsetToCustomerSwapPositionMember_81d14657-8719-44ef-8ddf-7ec43e90683f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_RiskParticipationsMember_9578a261-eb91-4d40-a7aa-486a2462535c" xlink:href="ucbi-20220331.xsd#ucbi_RiskParticipationsMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_ab9ff847-0607-426e-815f-dc6c5e1a7fb9" xlink:to="loc_ucbi_RiskParticipationsMember_9578a261-eb91-4d40-a7aa-486a2462535c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_MortgageBankingLoanCommitmentMember_e50d53c4-4abd-4ffe-8822-7cf30ee7f72c" xlink:href="ucbi-20220331.xsd#ucbi_MortgageBankingLoanCommitmentMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_ab9ff847-0607-426e-815f-dc6c5e1a7fb9" xlink:to="loc_ucbi_MortgageBankingLoanCommitmentMember_e50d53c4-4abd-4ffe-8822-7cf30ee7f72c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_MortgageBankingForwardSalesCommitmentMember_e0494377-53f0-44cd-be67-d879bf31ec54" xlink:href="ucbi-20220331.xsd#ucbi_MortgageBankingForwardSalesCommitmentMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_ab9ff847-0607-426e-815f-dc6c5e1a7fb9" xlink:to="loc_ucbi_MortgageBankingForwardSalesCommitmentMember_e0494377-53f0-44cd-be67-d879bf31ec54" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_BifurcatedEmbeddedDerivativeMember_7d58ac49-ddca-4509-aca5-737fc1911e6d" xlink:href="ucbi-20220331.xsd#ucbi_BifurcatedEmbeddedDerivativeMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_ab9ff847-0607-426e-815f-dc6c5e1a7fb9" xlink:to="loc_ucbi_BifurcatedEmbeddedDerivativeMember_7d58ac49-ddca-4509-aca5-737fc1911e6d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_DealerOffsetsToBifurcatedEmbeddedDerivativesMember_099a2b0c-8c01-44b9-9b0f-ac3c1e8af8be" xlink:href="ucbi-20220331.xsd#ucbi_DealerOffsetsToBifurcatedEmbeddedDerivativesMember"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_ab9ff847-0607-426e-815f-dc6c5e1a7fb9" xlink:to="loc_ucbi_DealerOffsetsToBifurcatedEmbeddedDerivativesMember_099a2b0c-8c01-44b9-9b0f-ac3c1e8af8be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativesFairValueLineItems_1f718d75-c10c-44e0-81ee-2c1d39e4963b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativesFairValueLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_89c80559-dbb3-4fc9-9ff4-8ac19d542674" xlink:to="loc_us-gaap_DerivativesFairValueLineItems_1f718d75-c10c-44e0-81ee-2c1d39e4963b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeNotionalAmount_67b9582c-5252-4055-8c54-9fe734aecaec" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeNotionalAmount"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_1f718d75-c10c-44e0-81ee-2c1d39e4963b" xlink:to="loc_us-gaap_DerivativeNotionalAmount_67b9582c-5252-4055-8c54-9fe734aecaec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetsAbstract_586ebbcf-6dce-4239-ad6d-7ac3c016efcc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeAssetsAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_1f718d75-c10c-44e0-81ee-2c1d39e4963b" xlink:to="loc_us-gaap_DerivativeAssetsAbstract_586ebbcf-6dce-4239-ad6d-7ac3c016efcc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateCashFlowHedgeAssetAtFairValue_7df30f25-ddc0-45de-a9b5-9e442ecbf6aa" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestRateCashFlowHedgeAssetAtFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeAssetsAbstract_586ebbcf-6dce-4239-ad6d-7ac3c016efcc" xlink:to="loc_us-gaap_InterestRateCashFlowHedgeAssetAtFairValue_7df30f25-ddc0-45de-a9b5-9e442ecbf6aa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueHedgeAssetsAtFairValue_2389d72f-fd33-412a-868f-65c2cc2d60d5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueHedgeAssetsAtFairValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeAssetsAbstract_586ebbcf-6dce-4239-ad6d-7ac3c016efcc" xlink:to="loc_us-gaap_FairValueHedgeAssetsAtFairValue_2389d72f-fd33-412a-868f-65c2cc2d60d5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsInHedgesAssetsAtFairValue_66eecbac-8cc0-4ce1-8769-dc9993b78c46" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentsInHedgesAssetsAtFairValue"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeAssetsAbstract_586ebbcf-6dce-4239-ad6d-7ac3c016efcc" xlink:to="loc_us-gaap_DerivativeInstrumentsInHedgesAssetsAtFairValue_66eecbac-8cc0-4ce1-8769-dc9993b78c46" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue_0e78adb3-3155-46ad-b893-a811cefe659e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeAssetsAbstract_586ebbcf-6dce-4239-ad6d-7ac3c016efcc" xlink:to="loc_us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue_0e78adb3-3155-46ad-b893-a811cefe659e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_cd138c42-539e-4988-aeee-2f61dbc9d6d9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeAssetsAbstract_586ebbcf-6dce-4239-ad6d-7ac3c016efcc" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_cd138c42-539e-4988-aeee-2f61dbc9d6d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetNotOffsetPolicyElectionDeduction_42c8767d-afdd-41fa-aa9b-5b8fa4ab436e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeAssetNotOffsetPolicyElectionDeduction"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeAssetsAbstract_586ebbcf-6dce-4239-ad6d-7ac3c016efcc" xlink:to="loc_us-gaap_DerivativeAssetNotOffsetPolicyElectionDeduction_42c8767d-afdd-41fa-aa9b-5b8fa4ab436e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetFairValueOfCollateral_c36aafbe-234c-4eae-809b-c2faf692a1b9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeAssetFairValueOfCollateral"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeAssetsAbstract_586ebbcf-6dce-4239-ad6d-7ac3c016efcc" xlink:to="loc_us-gaap_DerivativeAssetFairValueOfCollateral_c36aafbe-234c-4eae-809b-c2faf692a1b9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetFairValueOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection_cfa0116d-72bc-4479-84ee-dd45b425a0c2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeAssetFairValueOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeAssetsAbstract_586ebbcf-6dce-4239-ad6d-7ac3c016efcc" xlink:to="loc_us-gaap_DerivativeAssetFairValueOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection_cfa0116d-72bc-4479-84ee-dd45b425a0c2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilitiesAbstract_54b8390c-e1d6-40c3-ae6e-66b27955ef88" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeLiabilitiesAbstract"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_1f718d75-c10c-44e0-81ee-2c1d39e4963b" xlink:to="loc_us-gaap_DerivativeLiabilitiesAbstract_54b8390c-e1d6-40c3-ae6e-66b27955ef88" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateCashFlowHedgeLiabilityAtFairValue_e6b02de4-021d-4394-b6a7-b29ac9055430" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestRateCashFlowHedgeLiabilityAtFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLiabilitiesAbstract_54b8390c-e1d6-40c3-ae6e-66b27955ef88" xlink:to="loc_us-gaap_InterestRateCashFlowHedgeLiabilityAtFairValue_e6b02de4-021d-4394-b6a7-b29ac9055430" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueHedgeLiabilitiesAtFairValue_2d59feac-f239-48e6-97d4-ac6b003044db" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueHedgeLiabilitiesAtFairValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLiabilitiesAbstract_54b8390c-e1d6-40c3-ae6e-66b27955ef88" xlink:to="loc_us-gaap_FairValueHedgeLiabilitiesAtFairValue_2d59feac-f239-48e6-97d4-ac6b003044db" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsInHedgesLiabilitiesAtFairValue_2b36134e-a4ab-4226-898b-8557a22dceb1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentsInHedgesLiabilitiesAtFairValue"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLiabilitiesAbstract_54b8390c-e1d6-40c3-ae6e-66b27955ef88" xlink:to="loc_us-gaap_DerivativeInstrumentsInHedgesLiabilitiesAtFairValue_2b36134e-a4ab-4226-898b-8557a22dceb1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue_b61f2362-acd8-4bc0-9bc8-4a7469b0a35c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLiabilitiesAbstract_54b8390c-e1d6-40c3-ae6e-66b27955ef88" xlink:to="loc_us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue_b61f2362-acd8-4bc0-9bc8-4a7469b0a35c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_e4f10680-93d2-47b6-be52-9e4335b56fe2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLiabilitiesAbstract_54b8390c-e1d6-40c3-ae6e-66b27955ef88" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_e4f10680-93d2-47b6-be52-9e4335b56fe2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityNotOffsetPolicyElectionDeduction_2101b606-f9f4-4246-b84c-89a3ee074259" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeLiabilityNotOffsetPolicyElectionDeduction"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLiabilitiesAbstract_54b8390c-e1d6-40c3-ae6e-66b27955ef88" xlink:to="loc_us-gaap_DerivativeLiabilityNotOffsetPolicyElectionDeduction_2101b606-f9f4-4246-b84c-89a3ee074259" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityFairValueOfCollateral_ab2296f2-6b53-48e5-a213-3a69b89d2a39" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeLiabilityFairValueOfCollateral"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLiabilitiesAbstract_54b8390c-e1d6-40c3-ae6e-66b27955ef88" xlink:to="loc_us-gaap_DerivativeLiabilityFairValueOfCollateral_ab2296f2-6b53-48e5-a213-3a69b89d2a39" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityFairValueOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection_50205e25-7961-4198-bba2-1748cb9cdcf6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeLiabilityFairValueOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLiabilitiesAbstract_54b8390c-e1d6-40c3-ae6e-66b27955ef88" xlink:to="loc_us-gaap_DerivativeLiabilityFairValueOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection_50205e25-7961-4198-bba2-1748cb9cdcf6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/DerivativesandHedgingActivitiesNarrativeDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#DerivativesandHedgingActivitiesNarrativeDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/DerivativesandHedgingActivitiesNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_62e3edf5-bdc6-408c-9d23-dd62176816dc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_92733888-4d74-42e2-8d62-6fd4afde8344" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_62e3edf5-bdc6-408c-9d23-dd62176816dc" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_92733888-4d74-42e2-8d62-6fd4afde8344" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_b0f391ec-7d0f-454e-853c-403021d9b5fa" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HedgingDesignationAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_92733888-4d74-42e2-8d62-6fd4afde8344" xlink:to="loc_us-gaap_HedgingDesignationAxis_b0f391ec-7d0f-454e-853c-403021d9b5fa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_11f6f76c-1818-4dbd-b69d-2f4c42217bce" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationAxis_b0f391ec-7d0f-454e-853c-403021d9b5fa" xlink:to="loc_us-gaap_HedgingDesignationDomain_11f6f76c-1818-4dbd-b69d-2f4c42217bce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NotDesignatedAsHedgingInstrumentEconomicHedgeMember_c255d2ce-f112-445b-b4e4-a9f7a91ee0c7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NotDesignatedAsHedgingInstrumentEconomicHedgeMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationDomain_11f6f76c-1818-4dbd-b69d-2f4c42217bce" xlink:to="loc_us-gaap_NotDesignatedAsHedgingInstrumentEconomicHedgeMember_c255d2ce-f112-445b-b4e4-a9f7a91ee0c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_ba45c877-a6d6-447a-9638-41fa9a56a16a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_92733888-4d74-42e2-8d62-6fd4afde8344" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_ba45c877-a6d6-447a-9638-41fa9a56a16a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_d11b444b-0fc4-4b6d-b10c-ff4e97e90e36" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_ba45c877-a6d6-447a-9638-41fa9a56a16a" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_d11b444b-0fc4-4b6d-b10c-ff4e97e90e36" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateSwapMember_c53cfd60-f016-4941-8010-ef27c33479d8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestRateSwapMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_d11b444b-0fc4-4b6d-b10c-ff4e97e90e36" xlink:to="loc_us-gaap_InterestRateSwapMember_c53cfd60-f016-4941-8010-ef27c33479d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_21c33e9a-b3bc-475e-8961-e718fd09a946" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_92733888-4d74-42e2-8d62-6fd4afde8344" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_21c33e9a-b3bc-475e-8961-e718fd09a946" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet_614f3a44-88c8-43c0-9763-2badf4ae7bae" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_21c33e9a-b3bc-475e-8961-e718fd09a946" xlink:to="loc_us-gaap_InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet_614f3a44-88c8-43c0-9763-2badf4ae7bae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfInterestRateDerivativesHeld_23069aba-9c68-446e-80e4-abe9bbe8c858" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NumberOfInterestRateDerivativesHeld"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_21c33e9a-b3bc-475e-8961-e718fd09a946" xlink:to="loc_us-gaap_NumberOfInterestRateDerivativesHeld_23069aba-9c68-446e-80e4-abe9bbe8c858" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/DerivativesandHedgingActivitiesEffectofderivativesinhedgingrelationshipsDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#DerivativesandHedgingActivitiesEffectofderivativesinhedgingrelationshipsDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/DerivativesandHedgingActivitiesEffectofderivativesinhedgingrelationshipsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_2538be03-d166-4cc8-beda-d092fbc15115" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_38b99b32-b8a1-4ac2-83c8-6719e99f5147" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_2538be03-d166-4cc8-beda-d092fbc15115" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_38b99b32-b8a1-4ac2-83c8-6719e99f5147" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_5676006a-9fe7-4def-a3c3-54b985bde065" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_38b99b32-b8a1-4ac2-83c8-6719e99f5147" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_5676006a-9fe7-4def-a3c3-54b985bde065" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_6614907a-a87f-47ef-b9ea-8a8039a5ae9c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HedgingRelationshipDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_5676006a-9fe7-4def-a3c3-54b985bde065" xlink:to="loc_us-gaap_HedgingRelationshipDomain_6614907a-a87f-47ef-b9ea-8a8039a5ae9c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueHedgingMember_a91135a5-dcc5-4081-8e98-15b861fca0be" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueHedgingMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingRelationshipDomain_6614907a-a87f-47ef-b9ea-8a8039a5ae9c" xlink:to="loc_us-gaap_FairValueHedgingMember_a91135a5-dcc5-4081-8e98-15b861fca0be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashFlowHedgingMember_9dd7a6bb-6bf9-47e5-bd02-6b4724aba889" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashFlowHedgingMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingRelationshipDomain_6614907a-a87f-47ef-b9ea-8a8039a5ae9c" xlink:to="loc_us-gaap_CashFlowHedgingMember_9dd7a6bb-6bf9-47e5-bd02-6b4724aba889" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_a6a3d0b0-5683-4302-bb5b-fc97dbbebe19" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_38b99b32-b8a1-4ac2-83c8-6719e99f5147" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_a6a3d0b0-5683-4302-bb5b-fc97dbbebe19" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_c798e71d-662c-4c3d-a4a5-18dc1fdd0a32" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_a6a3d0b0-5683-4302-bb5b-fc97dbbebe19" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_c798e71d-662c-4c3d-a4a5-18dc1fdd0a32" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseMember_8edcf82f-eaca-460a-9470-d9fa51c43315" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestExpenseMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_c798e71d-662c-4c3d-a4a5-18dc1fdd0a32" xlink:to="loc_us-gaap_InterestExpenseMember_8edcf82f-eaca-460a-9470-d9fa51c43315" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_3f6ee5f9-6411-49ee-b85b-130ce06601ec" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_38b99b32-b8a1-4ac2-83c8-6719e99f5147" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_3f6ee5f9-6411-49ee-b85b-130ce06601ec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpense_2d6033b6-17da-4f9e-8122-6f9aa0cbdf7c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestExpense"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_3f6ee5f9-6411-49ee-b85b-130ce06601ec" xlink:to="loc_us-gaap_InterestExpense_2d6033b6-17da-4f9e-8122-6f9aa0cbdf7c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SummaryOfDerivativeInstrumentsImpactOnResultsOfOperationsAbstract_af18c162-6e4c-4c01-a617-07d197fe71c4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SummaryOfDerivativeInstrumentsImpactOnResultsOfOperationsAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_3f6ee5f9-6411-49ee-b85b-130ce06601ec" xlink:to="loc_us-gaap_SummaryOfDerivativeInstrumentsImpactOnResultsOfOperationsAbstract_af18c162-6e4c-4c01-a617-07d197fe71c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnDerivativeInstrumentsNetPretax_a2ecb6ce-11a2-453c-bfe9-2ddbe963c427" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GainLossOnDerivativeInstrumentsNetPretax"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SummaryOfDerivativeInstrumentsImpactOnResultsOfOperationsAbstract_af18c162-6e4c-4c01-a617-07d197fe71c4" xlink:to="loc_us-gaap_GainLossOnDerivativeInstrumentsNetPretax_a2ecb6ce-11a2-453c-bfe9-2ddbe963c427" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossFromComponentsExcludedFromAssessmentOfCashFlowHedgeEffectiveness_50e3ba7a-dfc0-4241-87e0-f35f1cc70346" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LossFromComponentsExcludedFromAssessmentOfCashFlowHedgeEffectiveness"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SummaryOfDerivativeInstrumentsImpactOnResultsOfOperationsAbstract_af18c162-6e4c-4c01-a617-07d197fe71c4" xlink:to="loc_us-gaap_LossFromComponentsExcludedFromAssessmentOfCashFlowHedgeEffectiveness_50e3ba7a-dfc0-4241-87e0-f35f1cc70346" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/DerivativesandHedgingActivitiesGainsandlossesrecognizedinincomeonderivativesnotdesignatedashedginginstrumentsDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#DerivativesandHedgingActivitiesGainsandlossesrecognizedinincomeonderivativesnotdesignatedashedginginstrumentsDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/DerivativesandHedgingActivitiesGainsandlossesrecognizedinincomeonderivativesnotdesignatedashedginginstrumentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_9e78498c-e436-4b0b-af1f-16cc75ad26cf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_5cd2b974-51cc-47d1-9c03-7ae79a974a80" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_9e78498c-e436-4b0b-af1f-16cc75ad26cf" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_5cd2b974-51cc-47d1-9c03-7ae79a974a80" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_d6c3782b-8947-43fe-948f-09ae9c7f031e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HedgingDesignationAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_5cd2b974-51cc-47d1-9c03-7ae79a974a80" xlink:to="loc_us-gaap_HedgingDesignationAxis_d6c3782b-8947-43fe-948f-09ae9c7f031e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_dfaece2d-fe9d-4327-a285-af2d6aca3e77" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationAxis_d6c3782b-8947-43fe-948f-09ae9c7f031e" xlink:to="loc_us-gaap_HedgingDesignationDomain_dfaece2d-fe9d-4327-a285-af2d6aca3e77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NondesignatedMember_97658adc-3bb2-46ed-b78c-11ecfe6948aa" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NondesignatedMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationDomain_dfaece2d-fe9d-4327-a285-af2d6aca3e77" xlink:to="loc_us-gaap_NondesignatedMember_97658adc-3bb2-46ed-b78c-11ecfe6948aa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_27b9bb60-ef7f-41e4-bc1a-9f9c04fde8c6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_5cd2b974-51cc-47d1-9c03-7ae79a974a80" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_27b9bb60-ef7f-41e4-bc1a-9f9c04fde8c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_df72544b-1f99-45ad-b1cf-2d3be74434da" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_27b9bb60-ef7f-41e4-bc1a-9f9c04fde8c6" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_df72544b-1f99-45ad-b1cf-2d3be74434da" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CustomerDerivativesAndDealerOffsetsMember_f91faad9-1a0a-4c7e-9776-4de34e38dbea" xlink:href="ucbi-20220331.xsd#ucbi_CustomerDerivativesAndDealerOffsetsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_df72544b-1f99-45ad-b1cf-2d3be74434da" xlink:to="loc_ucbi_CustomerDerivativesAndDealerOffsetsMember_f91faad9-1a0a-4c7e-9776-4de34e38dbea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_BifurcatedEmbeddedDerivativesAndDealerOffsetsMember_0020184f-0f4e-4073-ad0b-69c99fea5afa" xlink:href="ucbi-20220331.xsd#ucbi_BifurcatedEmbeddedDerivativesAndDealerOffsetsMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_df72544b-1f99-45ad-b1cf-2d3be74434da" xlink:to="loc_ucbi_BifurcatedEmbeddedDerivativesAndDealerOffsetsMember_0020184f-0f4e-4073-ad0b-69c99fea5afa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_MortgageBankingDerivativesMember_8270d5ed-6242-44a3-be9d-702dcebfaf76" xlink:href="ucbi-20220331.xsd#ucbi_MortgageBankingDerivativesMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_df72544b-1f99-45ad-b1cf-2d3be74434da" xlink:to="loc_ucbi_MortgageBankingDerivativesMember_8270d5ed-6242-44a3-be9d-702dcebfaf76" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_RiskParticipationsMember_a6cbc32f-a30b-40eb-8094-c27a000d36c6" xlink:href="ucbi-20220331.xsd#ucbi_RiskParticipationsMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_df72544b-1f99-45ad-b1cf-2d3be74434da" xlink:to="loc_ucbi_RiskParticipationsMember_a6cbc32f-a30b-40eb-8094-c27a000d36c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_69c74eb5-ae42-47dc-9c25-767dce51400f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_5cd2b974-51cc-47d1-9c03-7ae79a974a80" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_69c74eb5-ae42-47dc-9c25-767dce51400f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_8d9f2377-bd42-4c89-991d-377198712429" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_69c74eb5-ae42-47dc-9c25-767dce51400f" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_8d9f2377-bd42-4c89-991d-377198712429" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_OtherNoninterestIncomeMember_0b00c9b8-36bb-4092-b40b-0c4816f6d57c" xlink:href="ucbi-20220331.xsd#ucbi_OtherNoninterestIncomeMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_8d9f2377-bd42-4c89-991d-377198712429" xlink:to="loc_ucbi_OtherNoninterestIncomeMember_0b00c9b8-36bb-4092-b40b-0c4816f6d57c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_MortgageLoanRevenueMember_69efa5b7-5bdd-4493-94e5-01d4a30ba449" xlink:href="ucbi-20220331.xsd#ucbi_MortgageLoanRevenueMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_8d9f2377-bd42-4c89-991d-377198712429" xlink:to="loc_ucbi_MortgageLoanRevenueMember_69efa5b7-5bdd-4493-94e5-01d4a30ba449" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_3d2faf81-43e9-4f9e-89c5-4375672cd181" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_5cd2b974-51cc-47d1-9c03-7ae79a974a80" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_3d2faf81-43e9-4f9e-89c5-4375672cd181" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeGainLossOnDerivativeNet_54cdb814-04fa-4aca-b6a3-16c2ffe834b9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeGainLossOnDerivativeNet"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_3d2faf81-43e9-4f9e-89c5-4375672cd181" xlink:to="loc_us-gaap_DerivativeGainLossOnDerivativeNet_54cdb814-04fa-4aca-b6a3-16c2ffe834b9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/GoodwillandOtherIntangibleAssets" xlink:type="simple" xlink:href="ucbi-20220331.xsd#GoodwillandOtherIntangibleAssets"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/GoodwillandOtherIntangibleAssets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_e66d5c29-2b8e-42b4-985b-3b1653d95a6f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_9035dabc-6ccc-4c07-8f24-83aec1da83f1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_e66d5c29-2b8e-42b4-985b-3b1653d95a6f" xlink:to="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_9035dabc-6ccc-4c07-8f24-83aec1da83f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/GoodwillandOtherIntangibleAssetsTables" xlink:type="simple" xlink:href="ucbi-20220331.xsd#GoodwillandOtherIntangibleAssetsTables"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/GoodwillandOtherIntangibleAssetsTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_17a888d6-e805-42fc-ad34-6b1ae1cd9fe7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfIntangibleAssetsAndGoodwillTableTextBlock_224e3f17-76fe-4807-b6e5-98f989789739" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfIntangibleAssetsAndGoodwillTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_17a888d6-e805-42fc-ad34-6b1ae1cd9fe7" xlink:to="loc_us-gaap_ScheduleOfIntangibleAssetsAndGoodwillTableTextBlock_224e3f17-76fe-4807-b6e5-98f989789739" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfGoodwillTextBlock_f2b7cfac-e31f-4a2e-bf21-8378cb96d454" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfGoodwillTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_17a888d6-e805-42fc-ad34-6b1ae1cd9fe7" xlink:to="loc_us-gaap_ScheduleOfGoodwillTextBlock_f2b7cfac-e31f-4a2e-bf21-8378cb96d454" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseTableTextBlock_f118c859-0339-475b-991c-0e5126033d80" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseTableTextBlock"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_17a888d6-e805-42fc-ad34-6b1ae1cd9fe7" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseTableTextBlock_f118c859-0339-475b-991c-0e5126033d80" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/GoodwillandOtherIntangibleAssetsCarryingamountDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#GoodwillandOtherIntangibleAssetsCarryingamountDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/GoodwillandOtherIntangibleAssetsCarryingamountDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_6d37aa23-0bf9-4fd1-b120-9821a6119250" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_196a6016-7ba2-4fc2-a7ad-b9412857e300" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_6d37aa23-0bf9-4fd1-b120-9821a6119250" xlink:to="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_196a6016-7ba2-4fc2-a7ad-b9412857e300" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_d3e93713-77b1-4a02-80f9-63a40c9a9ab3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_196a6016-7ba2-4fc2-a7ad-b9412857e300" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_d3e93713-77b1-4a02-80f9-63a40c9a9ab3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_6f735b75-2c82-4e5d-a7dd-40b812c00d10" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_d3e93713-77b1-4a02-80f9-63a40c9a9ab3" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_6f735b75-2c82-4e5d-a7dd-40b812c00d10" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CoreDepositsMember_0766314e-a714-486d-89f7-12c4a601d164" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CoreDepositsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_6f735b75-2c82-4e5d-a7dd-40b812c00d10" xlink:to="loc_us-gaap_CoreDepositsMember_0766314e-a714-486d-89f7-12c4a601d164" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CustomerRelationshipsMember_a1e9179f-9e14-4c19-9130-7560c7299ded" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CustomerRelationshipsMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_6f735b75-2c82-4e5d-a7dd-40b812c00d10" xlink:to="loc_us-gaap_CustomerRelationshipsMember_a1e9179f-9e14-4c19-9130-7560c7299ded" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_e2ec3b8c-0381-4388-8f05-e54eee4e087f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_196a6016-7ba2-4fc2-a7ad-b9412857e300" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_e2ec3b8c-0381-4388-8f05-e54eee4e087f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetIncludingGoodwillAbstract_a0550bbd-980a-4de3-8756-ded66e96d302" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IntangibleAssetsNetIncludingGoodwillAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_e2ec3b8c-0381-4388-8f05-e54eee4e087f" xlink:to="loc_us-gaap_IntangibleAssetsNetIncludingGoodwillAbstract_a0550bbd-980a-4de3-8756-ded66e96d302" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_d2505ea7-4b54-4fa3-8c7e-75fee92ac1ce" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IntangibleAssetsNetIncludingGoodwillAbstract_a0550bbd-980a-4de3-8756-ded66e96d302" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_d2505ea7-4b54-4fa3-8c7e-75fee92ac1ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_5b75f202-6056-408e-8cef-61376b1d2e18" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IntangibleAssetsNetIncludingGoodwillAbstract_a0550bbd-980a-4de3-8756-ded66e96d302" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_5b75f202-6056-408e-8cef-61376b1d2e18" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_5d695541-8827-4351-b5c2-3a437316a4c2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IntangibleAssetsNetIncludingGoodwillAbstract_a0550bbd-980a-4de3-8756-ded66e96d302" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_5d695541-8827-4351-b5c2-3a437316a4c2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_af19744e-198a-46b6-81e8-8e588e5e833d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Goodwill"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IntangibleAssetsNetIncludingGoodwillAbstract_a0550bbd-980a-4de3-8756-ded66e96d302" xlink:to="loc_us-gaap_Goodwill_af19744e-198a-46b6-81e8-8e588e5e833d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetIncludingGoodwill_251c37b8-66f1-46ae-a5e2-d22f80a0134e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IntangibleAssetsNetIncludingGoodwill"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IntangibleAssetsNetIncludingGoodwillAbstract_a0550bbd-980a-4de3-8756-ded66e96d302" xlink:to="loc_us-gaap_IntangibleAssetsNetIncludingGoodwill_251c37b8-66f1-46ae-a5e2-d22f80a0134e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/GoodwillandOtherIntangibleAssetsNarrativeDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#GoodwillandOtherIntangibleAssetsNarrativeDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/GoodwillandOtherIntangibleAssetsNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_3c4cec59-29d9-49f4-8a70-a8c2239d4984" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_fe078819-42a8-41e2-b715-e1efddd1f6b8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_3c4cec59-29d9-49f4-8a70-a8c2239d4984" xlink:to="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_fe078819-42a8-41e2-b715-e1efddd1f6b8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_833fce99-6e86-42fd-b936-ee6f1cd2bbee" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_fe078819-42a8-41e2-b715-e1efddd1f6b8" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_833fce99-6e86-42fd-b936-ee6f1cd2bbee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_61939f0d-2841-4b9e-b0f8-1eafe99612b0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_833fce99-6e86-42fd-b936-ee6f1cd2bbee" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_61939f0d-2841-4b9e-b0f8-1eafe99612b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CustomerRelationshipsMember_89fea9dc-e243-438e-a7c1-e045a05a9356" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CustomerRelationshipsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_61939f0d-2841-4b9e-b0f8-1eafe99612b0" xlink:to="loc_us-gaap_CustomerRelationshipsMember_89fea9dc-e243-438e-a7c1-e045a05a9356" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_ca921290-9351-4889-bdac-6a1bdf4cb285" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_fe078819-42a8-41e2-b715-e1efddd1f6b8" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_ca921290-9351-4889-bdac-6a1bdf4cb285" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_1b4a0ea1-fea2-4357-bc42-2e2320525f50" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_ca921290-9351-4889-bdac-6a1bdf4cb285" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_1b4a0ea1-fea2-4357-bc42-2e2320525f50" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ReliantBancorpIncMember_39886d16-a78e-409d-b236-356ea237e2a9" xlink:href="ucbi-20220331.xsd#ucbi_ReliantBancorpIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_1b4a0ea1-fea2-4357-bc42-2e2320525f50" xlink:to="loc_ucbi_ReliantBancorpIncMember_39886d16-a78e-409d-b236-356ea237e2a9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_01c66f9b-e2d3-4a24-af1c-1a4dfa5d10f8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_fe078819-42a8-41e2-b715-e1efddd1f6b8" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_01c66f9b-e2d3-4a24-af1c-1a4dfa5d10f8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinitelivedIntangibleAssetsAcquired1_c1b83984-c93f-463d-884b-b7561d303a0e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinitelivedIntangibleAssetsAcquired1"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_01c66f9b-e2d3-4a24-af1c-1a4dfa5d10f8" xlink:to="loc_us-gaap_FinitelivedIntangibleAssetsAcquired1_c1b83984-c93f-463d-884b-b7561d303a0e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/GoodwillandOtherIntangibleAssetsChangesincarryingamountofgoodwillDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#GoodwillandOtherIntangibleAssetsChangesincarryingamountofgoodwillDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/GoodwillandOtherIntangibleAssetsChangesincarryingamountofgoodwillDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_d0d49fa5-88c4-45d3-a47a-0314cfbfeb3f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillRollForward_b391b73d-6e0e-40b1-8955-7bc34afa996f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillRollForward"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_d0d49fa5-88c4-45d3-a47a-0314cfbfeb3f" xlink:to="loc_us-gaap_GoodwillRollForward_b391b73d-6e0e-40b1-8955-7bc34afa996f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_dbf7bd28-926c-450f-b79f-0a9632c21c42" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Goodwill"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillRollForward_b391b73d-6e0e-40b1-8955-7bc34afa996f" xlink:to="loc_us-gaap_Goodwill_dbf7bd28-926c-450f-b79f-0a9632c21c42" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAcquiredDuringPeriod_e1c46acb-0fd0-4911-97e8-5c75b74242cd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillAcquiredDuringPeriod"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillRollForward_b391b73d-6e0e-40b1-8955-7bc34afa996f" xlink:to="loc_us-gaap_GoodwillAcquiredDuringPeriod_e1c46acb-0fd0-4911-97e8-5c75b74242cd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_2005d284-3d2e-4f22-8f5a-5e391c797c88" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Goodwill"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillRollForward_b391b73d-6e0e-40b1-8955-7bc34afa996f" xlink:to="loc_us-gaap_Goodwill_2005d284-3d2e-4f22-8f5a-5e391c797c88" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillImpairedAccumulatedImpairmentLoss_4906a991-3bed-493a-a445-4363b23b5f7e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillImpairedAccumulatedImpairmentLoss"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_d0d49fa5-88c4-45d3-a47a-0314cfbfeb3f" xlink:to="loc_us-gaap_GoodwillImpairedAccumulatedImpairmentLoss_4906a991-3bed-493a-a445-4363b23b5f7e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/GoodwillandOtherIntangibleAssetsEstimatedaggregateamortizationexpenseforfutureperiodsDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#GoodwillandOtherIntangibleAssetsEstimatedaggregateamortizationexpenseforfutureperiodsDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/GoodwillandOtherIntangibleAssetsEstimatedaggregateamortizationexpenseforfutureperiodsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_0f0f2498-e3c3-4832-9a70-d06e95719066" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_b64267d6-8b0d-4266-bb42-c28fdf1f9380" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_0f0f2498-e3c3-4832-9a70-d06e95719066" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_b64267d6-8b0d-4266-bb42-c28fdf1f9380" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_4186aa78-1a98-4570-ad5d-23b88cf5a795" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_b64267d6-8b0d-4266-bb42-c28fdf1f9380" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_4186aa78-1a98-4570-ad5d-23b88cf5a795" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_13099f9f-bff4-4cd6-8efc-68d307aa67d6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_b64267d6-8b0d-4266-bb42-c28fdf1f9380" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_13099f9f-bff4-4cd6-8efc-68d307aa67d6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_d4df26c5-34c1-4090-8885-8fcdf9cea48e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_b64267d6-8b0d-4266-bb42-c28fdf1f9380" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_d4df26c5-34c1-4090-8885-8fcdf9cea48e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_c7dacb1d-771a-497c-bdb6-548b0f87153f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_b64267d6-8b0d-4266-bb42-c28fdf1f9380" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_c7dacb1d-771a-497c-bdb6-548b0f87153f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_32a997ad-9c36-40b4-b833-807b381dc719" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_b64267d6-8b0d-4266-bb42-c28fdf1f9380" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_32a997ad-9c36-40b4-b833-807b381dc719" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour_d7405221-ed75-4182-9033-126c799890c6" xlink:href="ucbi-20220331.xsd#ucbi_FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_b64267d6-8b0d-4266-bb42-c28fdf1f9380" xlink:to="loc_ucbi_FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour_d7405221-ed75-4182-9033-126c799890c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_26c51f86-3d3d-4551-8119-123f5769e334" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_b64267d6-8b0d-4266-bb42-c28fdf1f9380" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_26c51f86-3d3d-4551-8119-123f5769e334" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/LongtermDebt" xlink:type="simple" xlink:href="ucbi-20220331.xsd#LongtermDebt"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/LongtermDebt" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_929c5e61-99ad-4de6-ae84-869a3893e01c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtTextBlock_7da4e481-9d67-466f-8b09-984a908da037" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebtTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_929c5e61-99ad-4de6-ae84-869a3893e01c" xlink:to="loc_us-gaap_LongTermDebtTextBlock_7da4e481-9d67-466f-8b09-984a908da037" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/LongtermDebtTables" xlink:type="simple" xlink:href="ucbi-20220331.xsd#LongtermDebtTables"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/LongtermDebtTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_b3c1429c-cbcb-43bf-ade9-c637c6d455b4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDebtInstrumentsTextBlock_a270fee2-cebe-4bf8-9176-0db992dfacd5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfDebtInstrumentsTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_b3c1429c-cbcb-43bf-ade9-c637c6d455b4" xlink:to="loc_us-gaap_ScheduleOfDebtInstrumentsTextBlock_a270fee2-cebe-4bf8-9176-0db992dfacd5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/LongtermDebtSummaryDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#LongtermDebtSummaryDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/LongtermDebtSummaryDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_e5a5725b-cdb3-4272-9375-2e783d39b603" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_f853f40d-b49d-4252-af7f-7b85bef0ebe4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_e5a5725b-cdb3-4272-9375-2e783d39b603" xlink:to="loc_us-gaap_DebtInstrumentTable_f853f40d-b49d-4252-af7f-7b85bef0ebe4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_2104b9c2-42d0-49e4-bf65-4f71eb3473a9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_f853f40d-b49d-4252-af7f-7b85bef0ebe4" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_2104b9c2-42d0-49e4-bf65-4f71eb3473a9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_2c767396-aea4-4279-a575-38da76862503" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_2104b9c2-42d0-49e4-bf65-4f71eb3473a9" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_2c767396-aea4-4279-a575-38da76862503" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeniorNotesMember_ac6278a0-f747-43da-8b5e-062beef52288" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SeniorNotesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_2c767396-aea4-4279-a575-38da76862503" xlink:to="loc_us-gaap_SeniorNotesMember_ac6278a0-f747-43da-8b5e-062beef52288" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubordinatedDebtMember_a500a3b2-38ce-45eb-8f37-5f2bb2e67bc0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubordinatedDebtMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_2c767396-aea4-4279-a575-38da76862503" xlink:to="loc_us-gaap_SubordinatedDebtMember_a500a3b2-38ce-45eb-8f37-5f2bb2e67bc0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_TrustPreferredSecuritiesMember_c06b3147-fe87-413f-a29b-4d162135dbd0" xlink:href="ucbi-20220331.xsd#ucbi_TrustPreferredSecuritiesMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_2c767396-aea4-4279-a575-38da76862503" xlink:to="loc_ucbi_TrustPreferredSecuritiesMember_c06b3147-fe87-413f-a29b-4d162135dbd0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_16e003b6-5b53-4f74-8f5b-11ed8ced68f7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_f853f40d-b49d-4252-af7f-7b85bef0ebe4" xlink:to="loc_us-gaap_DebtInstrumentAxis_16e003b6-5b53-4f74-8f5b-11ed8ced68f7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_c12e596a-be4f-4742-ab40-c2964a209a9a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_16e003b6-5b53-4f74-8f5b-11ed8ced68f7" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_c12e596a-be4f-4742-ab40-c2964a209a9a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_TwoThousandTwentySevenSeniorDebenturesMember_1fe6a459-008f-46ab-a210-1c8fc2d29705" xlink:href="ucbi-20220331.xsd#ucbi_TwoThousandTwentySevenSeniorDebenturesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_c12e596a-be4f-4742-ab40-c2964a209a9a" xlink:to="loc_ucbi_TwoThousandTwentySevenSeniorDebenturesMember_1fe6a459-008f-46ab-a210-1c8fc2d29705" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_TwoThousandThirtySeniorDebenturesMember_7f4b2048-bf1c-448c-af30-5f2f595bed0f" xlink:href="ucbi-20220331.xsd#ucbi_TwoThousandThirtySeniorDebenturesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_c12e596a-be4f-4742-ab40-c2964a209a9a" xlink:to="loc_ucbi_TwoThousandThirtySeniorDebenturesMember_7f4b2048-bf1c-448c-af30-5f2f595bed0f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_TwoThousandTwentyEightSubordinatedDebenturesMember_3c555f96-33b4-4dfb-9bdb-dd065c6b0f93" xlink:href="ucbi-20220331.xsd#ucbi_TwoThousandTwentyEightSubordinatedDebenturesMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_c12e596a-be4f-4742-ab40-c2964a209a9a" xlink:to="loc_ucbi_TwoThousandTwentyEightSubordinatedDebenturesMember_3c555f96-33b4-4dfb-9bdb-dd065c6b0f93" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_TwoThousandTwentyNineSubordinatedDebenturesMember_c058733a-9dfc-4e6c-852d-c00024fee77b" xlink:href="ucbi-20220331.xsd#ucbi_TwoThousandTwentyNineSubordinatedDebenturesMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_c12e596a-be4f-4742-ab40-c2964a209a9a" xlink:to="loc_ucbi_TwoThousandTwentyNineSubordinatedDebenturesMember_c058733a-9dfc-4e6c-852d-c00024fee77b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_TidelandsStatutoryTrustOneMember_be40055b-0422-4d62-85c0-701c63742137" xlink:href="ucbi-20220331.xsd#ucbi_TidelandsStatutoryTrustOneMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_c12e596a-be4f-4742-ab40-c2964a209a9a" xlink:to="loc_ucbi_TidelandsStatutoryTrustOneMember_be40055b-0422-4d62-85c0-701c63742137" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_FourOaksStatutoryTrustIMember_ecea6f14-3264-4c18-9e49-c14898a1133a" xlink:href="ucbi-20220331.xsd#ucbi_FourOaksStatutoryTrustIMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_c12e596a-be4f-4742-ab40-c2964a209a9a" xlink:to="loc_ucbi_FourOaksStatutoryTrustIMember_ecea6f14-3264-4c18-9e49-c14898a1133a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommunityFirstCapitalTrustOneMember_8b750ebf-4ba7-49a7-9c9d-2b8f78040c97" xlink:href="ucbi-20220331.xsd#ucbi_CommunityFirstCapitalTrustOneMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_c12e596a-be4f-4742-ab40-c2964a209a9a" xlink:to="loc_ucbi_CommunityFirstCapitalTrustOneMember_8b750ebf-4ba7-49a7-9c9d-2b8f78040c97" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommunityFirstCapitalTrustTwoMember_dc79b5ad-763d-4e26-b473-7665e4ffd655" xlink:href="ucbi-20220331.xsd#ucbi_CommunityFirstCapitalTrustTwoMember"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_c12e596a-be4f-4742-ab40-c2964a209a9a" xlink:to="loc_ucbi_CommunityFirstCapitalTrustTwoMember_dc79b5ad-763d-4e26-b473-7665e4ffd655" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommunityFirstCapitalTrustThreeMember_94bcac76-44eb-403f-b87c-f8b07fee1d0a" xlink:href="ucbi-20220331.xsd#ucbi_CommunityFirstCapitalTrustThreeMember"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_c12e596a-be4f-4742-ab40-c2964a209a9a" xlink:to="loc_ucbi_CommunityFirstCapitalTrustThreeMember_94bcac76-44eb-403f-b87c-f8b07fee1d0a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateAxis_238a51ba-c7fe-4e9c-a7c4-ac958ccec54d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_VariableRateAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_f853f40d-b49d-4252-af7f-7b85bef0ebe4" xlink:to="loc_us-gaap_VariableRateAxis_238a51ba-c7fe-4e9c-a7c4-ac958ccec54d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_8ef3413f-f830-4e60-bb53-c1484c3e0820" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_VariableRateDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_VariableRateAxis_238a51ba-c7fe-4e9c-a7c4-ac958ccec54d" xlink:to="loc_us-gaap_VariableRateDomain_8ef3413f-f830-4e60-bb53-c1484c3e0820" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_cca5d309-696d-4f8d-9b12-7e83997a1704" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LondonInterbankOfferedRateLIBORMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_VariableRateDomain_8ef3413f-f830-4e60-bb53-c1484c3e0820" xlink:to="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_cca5d309-696d-4f8d-9b12-7e83997a1704" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember_a90e8ce4-15ae-4e84-9db4-4bb917f55c7d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_VariableRateDomain_8ef3413f-f830-4e60-bb53-c1484c3e0820" xlink:to="loc_us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember_a90e8ce4-15ae-4e84-9db4-4bb917f55c7d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrimeRateMember_07226b86-4679-428b-8714-5742cefdcb29" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PrimeRateMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_VariableRateDomain_8ef3413f-f830-4e60-bb53-c1484c3e0820" xlink:to="loc_us-gaap_PrimeRateMember_07226b86-4679-428b-8714-5742cefdcb29" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementScenarioAxis_2b01d161-881f-41b1-b805-241f4a0ba68b" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_StatementScenarioAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_f853f40d-b49d-4252-af7f-7b85bef0ebe4" xlink:to="loc_srt_StatementScenarioAxis_2b01d161-881f-41b1-b805-241f4a0ba68b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_4a9385fe-c672-4c58-9054-31c1b145977d" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_StatementScenarioAxis_2b01d161-881f-41b1-b805-241f4a0ba68b" xlink:to="loc_srt_ScenarioUnspecifiedDomain_4a9385fe-c672-4c58-9054-31c1b145977d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioForecastMember_965e4734-c1f5-44c5-9158-16022993a183" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ScenarioForecastMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ScenarioUnspecifiedDomain_4a9385fe-c672-4c58-9054-31c1b145977d" xlink:to="loc_srt_ScenarioForecastMember_965e4734-c1f5-44c5-9158-16022993a183" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_a4310536-0112-481f-b710-39e9de9e732b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_f853f40d-b49d-4252-af7f-7b85bef0ebe4" xlink:to="loc_us-gaap_DebtInstrumentLineItems_a4310536-0112-481f-b710-39e9de9e732b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_0962df4f-0bfb-4a94-8bc3-df05f46b7104" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_a4310536-0112-481f-b710-39e9de9e732b" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_0962df4f-0bfb-4a94-8bc3-df05f46b7104" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscount_27401384-0aa7-4d03-9acf-c3256788a12d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscount"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_a4310536-0112-481f-b710-39e9de9e732b" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscount_27401384-0aa7-4d03-9acf-c3256788a12d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_4af23d75-a01b-4739-895d-9ece00dd4860" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebt"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_a4310536-0112-481f-b710-39e9de9e732b" xlink:to="loc_us-gaap_LongTermDebt_4af23d75-a01b-4739-895d-9ece00dd4860" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_DebtInstrumentIssueYear_12905829-8d74-49e2-82c1-dd41047ec659" xlink:href="ucbi-20220331.xsd#ucbi_DebtInstrumentIssueYear"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_a4310536-0112-481f-b710-39e9de9e732b" xlink:to="loc_ucbi_DebtInstrumentIssueYear_12905829-8d74-49e2-82c1-dd41047ec659" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_DebtInstrumentsMaturityYear_f12fe0e5-b15e-4483-83b5-d1ea8cb46427" xlink:href="ucbi-20220331.xsd#ucbi_DebtInstrumentsMaturityYear"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_a4310536-0112-481f-b710-39e9de9e732b" xlink:to="loc_ucbi_DebtInstrumentsMaturityYear_f12fe0e5-b15e-4483-83b5-d1ea8cb46427" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_DebtInstrumentEarliestCallYear_970aa98e-41d4-4621-82ae-e63ed34d5901" xlink:href="ucbi-20220331.xsd#ucbi_DebtInstrumentEarliestCallYear"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_a4310536-0112-481f-b710-39e9de9e732b" xlink:to="loc_ucbi_DebtInstrumentEarliestCallYear_970aa98e-41d4-4621-82ae-e63ed34d5901" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_e854e35f-a48d-423e-a50f-5c84e7ec242e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_a4310536-0112-481f-b710-39e9de9e732b" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_e854e35f-a48d-423e-a50f-5c84e7ec242e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_402fcddf-7986-4f74-b016-0fcff53e5923" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_a4310536-0112-481f-b710-39e9de9e732b" xlink:to="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_402fcddf-7986-4f74-b016-0fcff53e5923" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/LongtermDebtNarrativeDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#LongtermDebtNarrativeDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/LongtermDebtNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_4c638874-c42e-4acf-a14b-22f0aef3b2d8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_ca604dd5-05a2-4244-b374-20be14476d21" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_4c638874-c42e-4acf-a14b-22f0aef3b2d8" xlink:to="loc_us-gaap_DebtInstrumentTable_ca604dd5-05a2-4244-b374-20be14476d21" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_4805d04b-f1b5-441e-9beb-f77842a5b151" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_ca604dd5-05a2-4244-b374-20be14476d21" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_4805d04b-f1b5-441e-9beb-f77842a5b151" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_af0e94b3-09aa-41ff-95f8-e553fc44040b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_4805d04b-f1b5-441e-9beb-f77842a5b151" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_af0e94b3-09aa-41ff-95f8-e553fc44040b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ReliantBancorpIncMember_343b582b-8ea3-4fce-95e2-941e197fe8dd" xlink:href="ucbi-20220331.xsd#ucbi_ReliantBancorpIncMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_af0e94b3-09aa-41ff-95f8-e553fc44040b" xlink:to="loc_ucbi_ReliantBancorpIncMember_343b582b-8ea3-4fce-95e2-941e197fe8dd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_2b89c007-d01a-490a-badc-fb4953d15cf5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_ca604dd5-05a2-4244-b374-20be14476d21" xlink:to="loc_us-gaap_DebtInstrumentLineItems_2b89c007-d01a-490a-badc-fb4953d15cf5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesLongTermDebt_24068178-e952-4b59-a3ef-04581d34445d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesLongTermDebt"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2b89c007-d01a-490a-badc-fb4953d15cf5" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesLongTermDebt_24068178-e952-4b59-a3ef-04581d34445d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/AssetsandLiabilitiesMeasuredatFairValue" xlink:type="simple" xlink:href="ucbi-20220331.xsd#AssetsandLiabilitiesMeasuredatFairValue"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/AssetsandLiabilitiesMeasuredatFairValue" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_691319ca-8285-4f2e-8af9-ca59c2af10cc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresTextBlock_0f73279d-de69-411b-b531-54b852882a77" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueDisclosuresTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_691319ca-8285-4f2e-8af9-ca59c2af10cc" xlink:to="loc_us-gaap_FairValueDisclosuresTextBlock_0f73279d-de69-411b-b531-54b852882a77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/AssetsandLiabilitiesMeasuredatFairValueTables" xlink:type="simple" xlink:href="ucbi-20220331.xsd#AssetsandLiabilitiesMeasuredatFairValueTables"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/AssetsandLiabilitiesMeasuredatFairValueTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_377088cd-5277-40b8-ab14-86fca8d0797a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_da995a15-d571-41b8-af6e-6dfaddf34e06" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_377088cd-5277-40b8-ab14-86fca8d0797a" xlink:to="loc_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_da995a15-d571-41b8-af6e-6dfaddf34e06" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_2dae3e19-1e54-4a15-980a-0c18c1459a3e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_377088cd-5277-40b8-ab14-86fca8d0797a" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_2dae3e19-1e54-4a15-980a-0c18c1459a3e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_6ec9ac63-867d-4677-b915-306f8e9895ca" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_377088cd-5277-40b8-ab14-86fca8d0797a" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_6ec9ac63-867d-4677-b915-306f8e9895ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_a1887dc7-50d4-41e3-9d8a-2d2cb4b5ee71" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_377088cd-5277-40b8-ab14-86fca8d0797a" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_a1887dc7-50d4-41e3-9d8a-2d2cb4b5ee71" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueOptionQuantitativeDisclosuresTextBlock_537d5b0a-2181-43ec-b336-3d080e4b3fec" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueOptionQuantitativeDisclosuresTextBlock"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_377088cd-5277-40b8-ab14-86fca8d0797a" xlink:to="loc_us-gaap_FairValueOptionQuantitativeDisclosuresTextBlock_537d5b0a-2181-43ec-b336-3d080e4b3fec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock_73d026c8-12f0-4a09-a028-c9c376cb5d40" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_377088cd-5277-40b8-ab14-86fca8d0797a" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock_73d026c8-12f0-4a09-a028-c9c376cb5d40" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTextBlock_9c037cc2-cace-4577-abc7-722d36f441b5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTextBlock"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_377088cd-5277-40b8-ab14-86fca8d0797a" xlink:to="loc_us-gaap_FairValueByBalanceSheetGroupingTextBlock_9c037cc2-cace-4577-abc7-722d36f441b5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/AssetsandLiabilitiesMeasuredatFairValueAssetsandliabilitiesmeasuredatfairvalueonrecurringbasisDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#AssetsandLiabilitiesMeasuredatFairValueAssetsandliabilitiesmeasuredatfairvalueonrecurringbasisDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/AssetsandLiabilitiesMeasuredatFairValueAssetsandliabilitiesmeasuredatfairvalueonrecurringbasisDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_aee2f216-b6fa-41f5-90e4-1f1ed8e2d1b7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_84d5e611-1a6c-4401-9686-ac853ba7daff" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_aee2f216-b6fa-41f5-90e4-1f1ed8e2d1b7" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_84d5e611-1a6c-4401-9686-ac853ba7daff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_eeb3d39d-acff-44d3-aa5a-9dc50b55cba4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_84d5e611-1a6c-4401-9686-ac853ba7daff" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_eeb3d39d-acff-44d3-aa5a-9dc50b55cba4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_406e69d2-93d5-46b5-b6ed-266447c0c45e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_eeb3d39d-acff-44d3-aa5a-9dc50b55cba4" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_406e69d2-93d5-46b5-b6ed-266447c0c45e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_16a450fd-ade3-47a4-a84c-4005e2ec650e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_406e69d2-93d5-46b5-b6ed-266447c0c45e" xlink:to="loc_us-gaap_FairValueMeasurementsRecurringMember_16a450fd-ade3-47a4-a84c-4005e2ec650e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_3a5d6b03-5252-40fe-8cc2-b00133169c30" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_84d5e611-1a6c-4401-9686-ac853ba7daff" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_3a5d6b03-5252-40fe-8cc2-b00133169c30" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_cf915be6-4bc1-4b3f-b49e-35f16ba9b8e1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_3a5d6b03-5252-40fe-8cc2-b00133169c30" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_cf915be6-4bc1-4b3f-b49e-35f16ba9b8e1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_b8b95ec3-1e5c-40c3-aa99-3dc7a0a924ad" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_cf915be6-4bc1-4b3f-b49e-35f16ba9b8e1" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_b8b95ec3-1e5c-40c3-aa99-3dc7a0a924ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_2a73b497-3957-443b-853a-9ddfccdf83b3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_cf915be6-4bc1-4b3f-b49e-35f16ba9b8e1" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_2a73b497-3957-443b-853a-9ddfccdf83b3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_eeb28a1f-cdb0-4e7e-8ffd-7182b3f47872" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_cf915be6-4bc1-4b3f-b49e-35f16ba9b8e1" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_eeb28a1f-cdb0-4e7e-8ffd-7182b3f47872" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_882669b6-3727-478d-9cd6-26e1c0970448" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_84d5e611-1a6c-4401-9686-ac853ba7daff" xlink:to="loc_us-gaap_FinancialInstrumentAxis_882669b6-3727-478d-9cd6-26e1c0970448" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b7686569-73a1-4391-bfed-374d88ac9a30" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_882669b6-3727-478d-9cd6-26e1c0970448" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b7686569-73a1-4391-bfed-374d88ac9a30" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USTreasurySecuritiesMember_2993666c-601b-4398-b45d-024ebb323125" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_USTreasurySecuritiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b7686569-73a1-4391-bfed-374d88ac9a30" xlink:to="loc_us-gaap_USTreasurySecuritiesMember_2993666c-601b-4398-b45d-024ebb323125" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_db2a592e-9154-44de-a7c6-96600c1bab43" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b7686569-73a1-4391-bfed-374d88ac9a30" xlink:to="loc_us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember_db2a592e-9154-44de-a7c6-96600c1bab43" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_43324372-cb3c-4440-bd16-6d89af96b446" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b7686569-73a1-4391-bfed-374d88ac9a30" xlink:to="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_43324372-cb3c-4440-bd16-6d89af96b446" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialMortgageBackedSecuritiesMember_a945ac9a-45a4-4427-bee2-3c7dcdc9160b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ResidentialMortgageBackedSecuritiesMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b7686569-73a1-4391-bfed-374d88ac9a30" xlink:to="loc_us-gaap_ResidentialMortgageBackedSecuritiesMember_a945ac9a-45a4-4427-bee2-3c7dcdc9160b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialMortgageBackedSecuritiesMember_415d23f2-af95-4a81-af9d-5e12f57bdcac" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommercialMortgageBackedSecuritiesMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b7686569-73a1-4391-bfed-374d88ac9a30" xlink:to="loc_us-gaap_CommercialMortgageBackedSecuritiesMember_415d23f2-af95-4a81-af9d-5e12f57bdcac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_4d9a13f7-c70c-4bc1-884a-14d3b51a9b14" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b7686569-73a1-4391-bfed-374d88ac9a30" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_4d9a13f7-c70c-4bc1-884a-14d3b51a9b14" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetBackedSecuritiesMember_b9df26dd-7360-4a39-bf63-8ac61e290cba" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetBackedSecuritiesMember"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_b7686569-73a1-4391-bfed-374d88ac9a30" xlink:to="loc_us-gaap_AssetBackedSecuritiesMember_b9df26dd-7360-4a39-bf63-8ac61e290cba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_770fffdc-fc4b-4706-8016-2c54e9c43cf8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_84d5e611-1a6c-4401-9686-ac853ba7daff" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_770fffdc-fc4b-4706-8016-2c54e9c43cf8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosureAbstract_adc470f3-8d2c-48e1-8e57-802ba13e964d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetsFairValueDisclosureAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_770fffdc-fc4b-4706-8016-2c54e9c43cf8" xlink:to="loc_us-gaap_AssetsFairValueDisclosureAbstract_adc470f3-8d2c-48e1-8e57-802ba13e964d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_9c5d79f4-6e4a-49f7-a008-b6c914bcb69c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_adc470f3-8d2c-48e1-8e57-802ba13e964d" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_9c5d79f4-6e4a-49f7-a008-b6c914bcb69c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNi_327209d7-bc0c-431d-87c0-b9cf0461233c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EquitySecuritiesFvNi"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_adc470f3-8d2c-48e1-8e57-802ba13e964d" xlink:to="loc_us-gaap_EquitySecuritiesFvNi_327209d7-bc0c-431d-87c0-b9cf0461233c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MortgagesHeldForSaleFairValueDisclosure_5a5214cb-49fa-4942-a709-429f9ea7120b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MortgagesHeldForSaleFairValueDisclosure"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_adc470f3-8d2c-48e1-8e57-802ba13e964d" xlink:to="loc_us-gaap_MortgagesHeldForSaleFairValueDisclosure_5a5214cb-49fa-4942-a709-429f9ea7120b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationPlanAssets_64790bf0-8925-4762-be8b-49d25a603b6e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredCompensationPlanAssets"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_adc470f3-8d2c-48e1-8e57-802ba13e964d" xlink:to="loc_us-gaap_DeferredCompensationPlanAssets_64790bf0-8925-4762-be8b-49d25a603b6e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ServicingAssetAtFairValueAmount_16e24152-8aec-4519-93ba-bfed6dec3e6e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ServicingAssetAtFairValueAmount"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_adc470f3-8d2c-48e1-8e57-802ba13e964d" xlink:to="loc_us-gaap_ServicingAssetAtFairValueAmount_16e24152-8aec-4519-93ba-bfed6dec3e6e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ResidentialMortgageServicingAssetAtFairValueAmount_c8c5ca98-f2b1-447b-a5ba-c38d3abdc1bd" xlink:href="ucbi-20220331.xsd#ucbi_ResidentialMortgageServicingAssetAtFairValueAmount"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_adc470f3-8d2c-48e1-8e57-802ba13e964d" xlink:to="loc_ucbi_ResidentialMortgageServicingAssetAtFairValueAmount_c8c5ca98-f2b1-447b-a5ba-c38d3abdc1bd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssets_f93133c6-6a7c-47f7-8951-6dae8d7dc5f8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeAssets"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_adc470f3-8d2c-48e1-8e57-802ba13e964d" xlink:to="loc_us-gaap_DerivativeAssets_f93133c6-6a7c-47f7-8951-6dae8d7dc5f8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_f2d6f7a0-f97d-488f-8ee9-0540907299fc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_adc470f3-8d2c-48e1-8e57-802ba13e964d" xlink:to="loc_us-gaap_AssetsFairValueDisclosure_f2d6f7a0-f97d-488f-8ee9-0540907299fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_1f7ae2d2-bb73-45cd-a259-abc5ef25602f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosureAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_770fffdc-fc4b-4706-8016-2c54e9c43cf8" xlink:to="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_1f7ae2d2-bb73-45cd-a259-abc5ef25602f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent_193973fb-6e00-464a-8888-6d81fba65477" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_1f7ae2d2-bb73-45cd-a259-abc5ef25602f" xlink:to="loc_us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent_193973fb-6e00-464a-8888-6d81fba65477" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilities_107c7f04-3a7c-4491-a7f5-ffaa44da7a63" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeLiabilities"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_1f7ae2d2-bb73-45cd-a259-abc5ef25602f" xlink:to="loc_us-gaap_DerivativeLiabilities_107c7f04-3a7c-4491-a7f5-ffaa44da7a63" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosure_7b2a8e84-7491-495d-8ed4-778a15d4ec6d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosure"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_1f7ae2d2-bb73-45cd-a259-abc5ef25602f" xlink:to="loc_us-gaap_LiabilitiesFairValueDisclosure_7b2a8e84-7491-495d-8ed4-778a15d4ec6d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/AssetsandLiabilitiesMeasuredatFairValueReconciliationformeasurementsatfairvalueonarecurringbasisusingsignificantunobservableinputsDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#AssetsandLiabilitiesMeasuredatFairValueReconciliationformeasurementsatfairvalueonarecurringbasisusingsignificantunobservableinputsDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/AssetsandLiabilitiesMeasuredatFairValueReconciliationformeasurementsatfairvalueonarecurringbasisusingsignificantunobservableinputsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_534d1b32-911a-468b-9dea-3e6a7a88500a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_f9dd645a-f09f-40f6-b506-a042eeb9cbf2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_534d1b32-911a-468b-9dea-3e6a7a88500a" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_f9dd645a-f09f-40f6-b506-a042eeb9cbf2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_9ab1449c-82f2-4424-8b4c-32127b5480b4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_f9dd645a-f09f-40f6-b506-a042eeb9cbf2" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_9ab1449c-82f2-4424-8b4c-32127b5480b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_93a001f4-e8ea-4929-acc7-ba98580d5840" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_9ab1449c-82f2-4424-8b4c-32127b5480b4" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_93a001f4-e8ea-4929-acc7-ba98580d5840" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_30801f1c-2be1-4180-adab-33423eef89b7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_93a001f4-e8ea-4929-acc7-ba98580d5840" xlink:to="loc_us-gaap_FairValueMeasurementsRecurringMember_30801f1c-2be1-4180-adab-33423eef89b7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_8d96a99f-53ce-4626-96c6-0ac1fde8cf46" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_f9dd645a-f09f-40f6-b506-a042eeb9cbf2" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_8d96a99f-53ce-4626-96c6-0ac1fde8cf46" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_0c8a6f5f-886d-4c61-b242-a7e1f7faa7d3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_8d96a99f-53ce-4626-96c6-0ac1fde8cf46" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_0c8a6f5f-886d-4c61-b242-a7e1f7faa7d3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_12ed3833-1eb3-46e1-b68a-54d052985b71" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_0c8a6f5f-886d-4c61-b242-a7e1f7faa7d3" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_12ed3833-1eb3-46e1-b68a-54d052985b71" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByLiabilityClassAxis_cf4b30c1-330e-458f-a69c-9e34feaa5e5c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByLiabilityClassAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_f9dd645a-f09f-40f6-b506-a042eeb9cbf2" xlink:to="loc_us-gaap_FairValueByLiabilityClassAxis_cf4b30c1-330e-458f-a69c-9e34feaa5e5c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_c614eca9-8906-4db1-af55-f214417260a9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_cf4b30c1-330e-458f-a69c-9e34feaa5e5c" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_c614eca9-8906-4db1-af55-f214417260a9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember_db068d5f-880f-4e0e-bcb7-3bd596a241f1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_c614eca9-8906-4db1-af55-f214417260a9" xlink:to="loc_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember_db068d5f-880f-4e0e-bcb7-3bd596a241f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_7d2f77e5-bff6-49bb-8c45-66bccd96fea7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByAssetClassAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_f9dd645a-f09f-40f6-b506-a042eeb9cbf2" xlink:to="loc_us-gaap_FairValueByAssetClassAxis_7d2f77e5-bff6-49bb-8c45-66bccd96fea7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_6c08adeb-0fad-4d21-bbf1-f1a18fdf5e5d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_7d2f77e5-bff6-49bb-8c45-66bccd96fea7" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_6c08adeb-0fad-4d21-bbf1-f1a18fdf5e5d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_DerivativeAssetMember_85bffedb-4326-4df6-8555-ec21e59805ea" xlink:href="ucbi-20220331.xsd#ucbi_DerivativeAssetMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_6c08adeb-0fad-4d21-bbf1-f1a18fdf5e5d" xlink:to="loc_ucbi_DerivativeAssetMember_85bffedb-4326-4df6-8555-ec21e59805ea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_SBAServicingRightsMember_da530c03-89b8-46da-8e52-7b7313823b36" xlink:href="ucbi-20220331.xsd#ucbi_SBAServicingRightsMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_6c08adeb-0fad-4d21-bbf1-f1a18fdf5e5d" xlink:to="loc_ucbi_SBAServicingRightsMember_da530c03-89b8-46da-8e52-7b7313823b36" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ResidentialMortgageServicingRightsMember_e9134551-40e9-4388-81f6-ca0810466e08" xlink:href="ucbi-20220331.xsd#ucbi_ResidentialMortgageServicingRightsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_6c08adeb-0fad-4d21-bbf1-f1a18fdf5e5d" xlink:to="loc_ucbi_ResidentialMortgageServicingRightsMember_e9134551-40e9-4388-81f6-ca0810466e08" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_4e129295-970f-4f26-894f-d8af41d6d2cb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_6c08adeb-0fad-4d21-bbf1-f1a18fdf5e5d" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_4e129295-970f-4f26-894f-d8af41d6d2cb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_cf7ff59b-d9bf-4f04-88e2-ee43b8c37d53" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_f9dd645a-f09f-40f6-b506-a042eeb9cbf2" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_cf7ff59b-d9bf-4f04-88e2-ee43b8c37d53" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_700cbb07-efa5-4aa0-8189-f3904e67873e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_cf7ff59b-d9bf-4f04-88e2-ee43b8c37d53" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_700cbb07-efa5-4aa0-8189-f3904e67873e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_6fa80834-ac08-450e-88d4-50b7034f8438" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_700cbb07-efa5-4aa0-8189-f3904e67873e" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_6fa80834-ac08-450e-88d4-50b7034f8438" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues_8f58bc6f-0cbf-4e07-810e-2a2472ac7977" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_700cbb07-efa5-4aa0-8189-f3904e67873e" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues_8f58bc6f-0cbf-4e07-810e-2a2472ac7977" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_b33033b5-98b4-4367-9059-eee9158c8be9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_700cbb07-efa5-4aa0-8189-f3904e67873e" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_b33033b5-98b4-4367-9059-eee9158c8be9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements_d503f550-2526-4f17-84e8-21631702ae14" xlink:href="ucbi-20220331.xsd#ucbi_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_700cbb07-efa5-4aa0-8189-f3904e67873e" xlink:to="loc_ucbi_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements_d503f550-2526-4f17-84e8-21631702ae14" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss_ab036fb8-430a-444a-8a37-690b81441c5e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_700cbb07-efa5-4aa0-8189-f3904e67873e" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss_ab036fb8-430a-444a-8a37-690b81441c5e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1_40c2818d-bf51-471b-9064-2f196b2cf4b8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_700cbb07-efa5-4aa0-8189-f3904e67873e" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1_40c2818d-bf51-471b-9064-2f196b2cf4b8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_bf091fc3-1b33-4207-a9d0-ff9996f8c39d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_700cbb07-efa5-4aa0-8189-f3904e67873e" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_bf091fc3-1b33-4207-a9d0-ff9996f8c39d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_54eefa54-895d-41da-95bc-877bc4726b7e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_cf7ff59b-d9bf-4f04-88e2-ee43b8c37d53" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_54eefa54-895d-41da-95bc-877bc4726b7e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_9c0a8f45-98e4-4366-9274-ffa8d19ec667" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_54eefa54-895d-41da-95bc-877bc4726b7e" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_9c0a8f45-98e4-4366-9274-ffa8d19ec667" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityIssues_b034dedf-a9c1-474f-93f3-69a53914c72f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityIssues"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_54eefa54-895d-41da-95bc-877bc4726b7e" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityIssues_b034dedf-a9c1-474f-93f3-69a53914c72f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationLiabilityTransfersOutOfLevel3_ebdc65f5-4e8c-4b0e-a261-c749606b7fd4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationLiabilityTransfersOutOfLevel3"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_54eefa54-895d-41da-95bc-877bc4726b7e" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationLiabilityTransfersOutOfLevel3_ebdc65f5-4e8c-4b0e-a261-c749606b7fd4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements_4c6ced38-8505-4c16-8fd5-adcb2203b797" xlink:href="ucbi-20220331.xsd#ucbi_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_54eefa54-895d-41da-95bc-877bc4726b7e" xlink:to="loc_ucbi_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySalesAndSettlements_4c6ced38-8505-4c16-8fd5-adcb2203b797" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInOtherComprehensiveIncome_f77c29d4-2282-4b00-8179-56c88246fec8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInOtherComprehensiveIncome"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_54eefa54-895d-41da-95bc-877bc4726b7e" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInOtherComprehensiveIncome_f77c29d4-2282-4b00-8179-56c88246fec8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_29e47540-1aa3-4c9f-941d-c698b6dc88d4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_54eefa54-895d-41da-95bc-877bc4726b7e" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_29e47540-1aa3-4c9f-941d-c698b6dc88d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_52f47c51-b75b-4ae4-aa37-c345f7b216b0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_54eefa54-895d-41da-95bc-877bc4726b7e" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_52f47c51-b75b-4ae4-aa37-c345f7b216b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/AssetsandLiabilitiesMeasuredatFairValueQuantitativeinformationaboutLevel3fairvaluemeasurementsforfairvalueonrecurringbasisDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#AssetsandLiabilitiesMeasuredatFairValueQuantitativeinformationaboutLevel3fairvaluemeasurementsforfairvalueonrecurringbasisDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/AssetsandLiabilitiesMeasuredatFairValueQuantitativeinformationaboutLevel3fairvaluemeasurementsforfairvalueonrecurringbasisDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_1f2f38d1-f88d-408c-8e43-2afea0b9ef49" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_09b792e9-b538-418f-8c2c-13f36807dd9a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_1f2f38d1-f88d-408c-8e43-2afea0b9ef49" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_09b792e9-b538-418f-8c2c-13f36807dd9a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_fa9a59d7-799a-4a32-8dbf-686b42b9a08a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_09b792e9-b538-418f-8c2c-13f36807dd9a" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_fa9a59d7-799a-4a32-8dbf-686b42b9a08a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_9358a81e-bad5-47b5-a02e-804416c7d83a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_fa9a59d7-799a-4a32-8dbf-686b42b9a08a" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_9358a81e-bad5-47b5-a02e-804416c7d83a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_6c705a64-abc9-47b8-8f3c-1da7b1e3671f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_9358a81e-bad5-47b5-a02e-804416c7d83a" xlink:to="loc_us-gaap_FairValueMeasurementsRecurringMember_6c705a64-abc9-47b8-8f3c-1da7b1e3671f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_8404c87a-b5c7-45c5-98af-2cb88d8a6c93" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_09b792e9-b538-418f-8c2c-13f36807dd9a" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_8404c87a-b5c7-45c5-98af-2cb88d8a6c93" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_843c3fa1-8402-4ff3-b8ba-16ad78908a7b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_8404c87a-b5c7-45c5-98af-2cb88d8a6c93" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_843c3fa1-8402-4ff3-b8ba-16ad78908a7b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_7eeec72f-d499-4bc5-bfbd-31306cee775f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_843c3fa1-8402-4ff3-b8ba-16ad78908a7b" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_7eeec72f-d499-4bc5-bfbd-31306cee775f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_1e72eb40-04ed-475e-96f0-244b4653905d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByAssetClassAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_09b792e9-b538-418f-8c2c-13f36807dd9a" xlink:to="loc_us-gaap_FairValueByAssetClassAxis_1e72eb40-04ed-475e-96f0-244b4653905d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_fe7174d9-ad62-4056-837d-160c8b120f43" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_1e72eb40-04ed-475e-96f0-244b4653905d" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_fe7174d9-ad62-4056-837d-160c8b120f43" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_SBAServicingRightsMember_f46a1efb-4a49-4efa-9d72-35f577581c6a" xlink:href="ucbi-20220331.xsd#ucbi_SBAServicingRightsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_fe7174d9-ad62-4056-837d-160c8b120f43" xlink:to="loc_ucbi_SBAServicingRightsMember_f46a1efb-4a49-4efa-9d72-35f577581c6a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ResidentialMortgageServicingRightsMember_69d65d80-3597-4e9e-b702-8626e683c291" xlink:href="ucbi-20220331.xsd#ucbi_ResidentialMortgageServicingRightsMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_fe7174d9-ad62-4056-837d-160c8b120f43" xlink:to="loc_ucbi_ResidentialMortgageServicingRightsMember_69d65d80-3597-4e9e-b702-8626e683c291" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_ead93bbd-eeec-4b77-8c5c-357f5895206f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_fe7174d9-ad62-4056-837d-160c8b120f43" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_ead93bbd-eeec-4b77-8c5c-357f5895206f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_DerivativeAssetsCustomerDerivativePositionsMember_6636473b-216a-4d69-8ae8-e520867054d9" xlink:href="ucbi-20220331.xsd#ucbi_DerivativeAssetsCustomerDerivativePositionsMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_fe7174d9-ad62-4056-837d-160c8b120f43" xlink:to="loc_ucbi_DerivativeAssetsCustomerDerivativePositionsMember_6636473b-216a-4d69-8ae8-e520867054d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_DerivativeAssetsMortgageMember_6ee6ffdb-5741-4e44-8000-e848b75050fc" xlink:href="ucbi-20220331.xsd#ucbi_DerivativeAssetsMortgageMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_fe7174d9-ad62-4056-837d-160c8b120f43" xlink:to="loc_ucbi_DerivativeAssetsMortgageMember_6ee6ffdb-5741-4e44-8000-e848b75050fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputTypeAxis_35a82daa-a70f-43bb-84f4-13eac3414243" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MeasurementInputTypeAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_09b792e9-b538-418f-8c2c-13f36807dd9a" xlink:to="loc_us-gaap_MeasurementInputTypeAxis_35a82daa-a70f-43bb-84f4-13eac3414243" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputTypeDomain_1074b8ef-a3ed-4842-a926-1eae8b2c6de7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MeasurementInputTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeAxis_35a82daa-a70f-43bb-84f4-13eac3414243" xlink:to="loc_us-gaap_MeasurementInputTypeDomain_1074b8ef-a3ed-4842-a926-1eae8b2c6de7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputDiscountRateMember_c6ad2af2-03d2-4a55-bf6e-0e33b52743ca" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MeasurementInputDiscountRateMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_1074b8ef-a3ed-4842-a926-1eae8b2c6de7" xlink:to="loc_us-gaap_MeasurementInputDiscountRateMember_c6ad2af2-03d2-4a55-bf6e-0e33b52743ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputPrepaymentRateMember_09b1c552-9d63-4938-9e0f-7473fcedb2a7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MeasurementInputPrepaymentRateMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_1074b8ef-a3ed-4842-a926-1eae8b2c6de7" xlink:to="loc_us-gaap_MeasurementInputPrepaymentRateMember_09b1c552-9d63-4938-9e0f-7473fcedb2a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_MeasurementInputEstimatedLossRateMember_a32d35de-7562-49ec-a157-11f8fdf43ceb" xlink:href="ucbi-20220331.xsd#ucbi_MeasurementInputEstimatedLossRateMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_1074b8ef-a3ed-4842-a926-1eae8b2c6de7" xlink:to="loc_ucbi_MeasurementInputEstimatedLossRateMember_a32d35de-7562-49ec-a157-11f8fdf43ceb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_MeasurementInputPullThroughRateMember_38d47b67-a03b-4f1d-8c5b-f6af6dedd460" xlink:href="ucbi-20220331.xsd#ucbi_MeasurementInputPullThroughRateMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_1074b8ef-a3ed-4842-a926-1eae8b2c6de7" xlink:to="loc_ucbi_MeasurementInputPullThroughRateMember_38d47b67-a03b-4f1d-8c5b-f6af6dedd460" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_cd6643b2-f98a-42a0-902e-6c971646c9e4" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_09b792e9-b538-418f-8c2c-13f36807dd9a" xlink:to="loc_srt_RangeAxis_cd6643b2-f98a-42a0-902e-6c971646c9e4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_7681fe38-a04a-4d94-8944-67381ba3c550" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeAxis_cd6643b2-f98a-42a0-902e-6c971646c9e4" xlink:to="loc_srt_RangeMember_7681fe38-a04a-4d94-8944-67381ba3c550" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_a2ad0907-4bbc-45ce-a181-7c64c41bae8e" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MinimumMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_7681fe38-a04a-4d94-8944-67381ba3c550" xlink:to="loc_srt_MinimumMember_a2ad0907-4bbc-45ce-a181-7c64c41bae8e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_67d694a1-1ca7-4d2f-add7-ec58979a78e5" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MaximumMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_7681fe38-a04a-4d94-8944-67381ba3c550" xlink:to="loc_srt_MaximumMember_67d694a1-1ca7-4d2f-add7-ec58979a78e5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_WeightedAverageMember_fafdb48c-6b73-426a-96a6-50a360760107" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_WeightedAverageMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_7681fe38-a04a-4d94-8944-67381ba3c550" xlink:to="loc_srt_WeightedAverageMember_fafdb48c-6b73-426a-96a6-50a360760107" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_4d420a02-97d9-416f-8986-f23f658f3472" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_09b792e9-b538-418f-8c2c-13f36807dd9a" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_4d420a02-97d9-416f-8986-f23f658f3472" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ServicingAssetMeasurementInput_df0427a5-5dde-4e2f-a4cf-4e646d6add15" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ServicingAssetMeasurementInput"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_4d420a02-97d9-416f-8986-f23f658f3472" xlink:to="loc_us-gaap_ServicingAssetMeasurementInput_df0427a5-5dde-4e2f-a4cf-4e646d6add15" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ResidentialMortgageServicingAssetMeasurementInput_b650e18d-359d-42bc-9ffb-d5d7b330bd57" xlink:href="ucbi-20220331.xsd#ucbi_ResidentialMortgageServicingAssetMeasurementInput"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_4d420a02-97d9-416f-8986-f23f658f3472" xlink:to="loc_ucbi_ResidentialMortgageServicingAssetMeasurementInput_b650e18d-359d-42bc-9ffb-d5d7b330bd57" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleMeasurementInput_d726e8bd-4ea2-4481-ac7f-a0d0619ee852" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleMeasurementInput"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_4d420a02-97d9-416f-8986-f23f658f3472" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleMeasurementInput_d726e8bd-4ea2-4481-ac7f-a0d0619ee852" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetMeasurementInput_f1e953a0-1ad7-43b3-a800-281653525dd6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeAssetMeasurementInput"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_4d420a02-97d9-416f-8986-f23f658f3472" xlink:to="loc_us-gaap_DerivativeAssetMeasurementInput_f1e953a0-1ad7-43b3-a800-281653525dd6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/AssetsandLiabilitiesMeasuredatFairValueFairValueOptionDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#AssetsandLiabilitiesMeasuredatFairValueFairValueOptionDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/AssetsandLiabilitiesMeasuredatFairValueFairValueOptionDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_f272a31b-9f61-44e6-a3dc-e33a9132891c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_MortgageLoansHeldForSaleAbstract_0f6b3053-76e5-408f-9ba0-6b291df3392b" xlink:href="ucbi-20220331.xsd#ucbi_MortgageLoansHeldForSaleAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_f272a31b-9f61-44e6-a3dc-e33a9132891c" xlink:to="loc_ucbi_MortgageLoansHeldForSaleAbstract_0f6b3053-76e5-408f-9ba0-6b291df3392b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_MortgageLoansHeldForSaleOutstandingPrincipalBalance_f7e59eb9-e97e-4694-a9d4-8e86f09c68d3" xlink:href="ucbi-20220331.xsd#ucbi_MortgageLoansHeldForSaleOutstandingPrincipalBalance"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_MortgageLoansHeldForSaleAbstract_0f6b3053-76e5-408f-9ba0-6b291df3392b" xlink:to="loc_ucbi_MortgageLoansHeldForSaleOutstandingPrincipalBalance_f7e59eb9-e97e-4694-a9d4-8e86f09c68d3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MortgagesHeldForSaleFairValueDisclosure_496f841a-888e-4db7-981c-2fb62b6bf603" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MortgagesHeldForSaleFairValueDisclosure"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_MortgageLoansHeldForSaleAbstract_0f6b3053-76e5-408f-9ba0-6b291df3392b" xlink:to="loc_us-gaap_MortgagesHeldForSaleFairValueDisclosure_496f841a-888e-4db7-981c-2fb62b6bf603" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueOptionChangesInFairValueGainLoss1_1196cdbb-da26-4f35-b442-f148b867e18d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueOptionChangesInFairValueGainLoss1"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_MortgageLoansHeldForSaleAbstract_0f6b3053-76e5-408f-9ba0-6b291df3392b" xlink:to="loc_us-gaap_FairValueOptionChangesInFairValueGainLoss1_1196cdbb-da26-4f35-b442-f148b867e18d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/AssetsandLiabilitiesMeasuredatFairValueAssetsandliabilitiesmeasuredatfairvalueonnonrecurringbasisDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#AssetsandLiabilitiesMeasuredatFairValueAssetsandliabilitiesmeasuredatfairvalueonnonrecurringbasisDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/AssetsandLiabilitiesMeasuredatFairValueAssetsandliabilitiesmeasuredatfairvalueonnonrecurringbasisDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_1b2bb168-1783-4c6c-baa2-beefa3335cde" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_8065d982-3e00-4430-8da2-a5729d6d083a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_1b2bb168-1783-4c6c-baa2-beefa3335cde" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_8065d982-3e00-4430-8da2-a5729d6d083a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_a3717013-8635-4f25-802e-82a11f5455ba" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_8065d982-3e00-4430-8da2-a5729d6d083a" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_a3717013-8635-4f25-802e-82a11f5455ba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_917440ed-29a9-4cf9-982e-8778dbd7c0ca" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_a3717013-8635-4f25-802e-82a11f5455ba" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_917440ed-29a9-4cf9-982e-8778dbd7c0ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsNonrecurringMember_849c4a3f-4e43-4e5e-817b-155b504f6a24" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementsNonrecurringMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_917440ed-29a9-4cf9-982e-8778dbd7c0ca" xlink:to="loc_us-gaap_FairValueMeasurementsNonrecurringMember_849c4a3f-4e43-4e5e-817b-155b504f6a24" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_ede7d740-8405-4447-b892-d82687a59cff" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_8065d982-3e00-4430-8da2-a5729d6d083a" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_ede7d740-8405-4447-b892-d82687a59cff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_e00f8664-b055-430c-82a0-74c43e587ffa" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_ede7d740-8405-4447-b892-d82687a59cff" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_e00f8664-b055-430c-82a0-74c43e587ffa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_81df7f02-1022-4b51-b6f6-a25c19e225f7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_e00f8664-b055-430c-82a0-74c43e587ffa" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_81df7f02-1022-4b51-b6f6-a25c19e225f7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_274d3a6a-5ff0-4247-96ea-a7e229c26b85" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_e00f8664-b055-430c-82a0-74c43e587ffa" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_274d3a6a-5ff0-4247-96ea-a7e229c26b85" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_2c71ca24-55db-47d7-99a1-ec219f36e504" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_e00f8664-b055-430c-82a0-74c43e587ffa" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_2c71ca24-55db-47d7-99a1-ec219f36e504" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_d492c30e-29e1-4933-a90a-7dd3fb8d2c3c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_8065d982-3e00-4430-8da2-a5729d6d083a" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_d492c30e-29e1-4933-a90a-7dd3fb8d2c3c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_LoansHeldForInvestmentAfterNonrecurringFairValueAdjustmentCarryingValue_28cc1a15-25ce-4da9-b5bf-1d0b9b0c4921" xlink:href="ucbi-20220331.xsd#ucbi_LoansHeldForInvestmentAfterNonrecurringFairValueAdjustmentCarryingValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_d492c30e-29e1-4933-a90a-7dd3fb8d2c3c" xlink:to="loc_ucbi_LoansHeldForInvestmentAfterNonrecurringFairValueAdjustmentCarryingValue_28cc1a15-25ce-4da9-b5bf-1d0b9b0c4921" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_MortgagesHeldForSaleAfterNonrecurringFairValueAdjustmentCarryingValue_f6d617ce-60d2-4809-8ad4-78cc9783094b" xlink:href="ucbi-20220331.xsd#ucbi_MortgagesHeldForSaleAfterNonrecurringFairValueAdjustmentCarryingValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_d492c30e-29e1-4933-a90a-7dd3fb8d2c3c" xlink:to="loc_ucbi_MortgagesHeldForSaleAfterNonrecurringFairValueAdjustmentCarryingValue_f6d617ce-60d2-4809-8ad4-78cc9783094b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/AssetsandLiabilitiesMeasuredatFairValueCarryingamountandfairvaluesforotherfinancialinstrumentsthatarenotmeasuredatfairvalueonrecurringbasisDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#AssetsandLiabilitiesMeasuredatFairValueCarryingamountandfairvaluesforotherfinancialinstrumentsthatarenotmeasuredatfairvalueonrecurringbasisDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/AssetsandLiabilitiesMeasuredatFairValueCarryingamountandfairvaluesforotherfinancialinstrumentsthatarenotmeasuredatfairvalueonrecurringbasisDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_9478d636-77ef-4d52-87c3-b1e2b22d83df" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_ceab03ef-a7a1-43b9-a5bf-997ff2bdb2ca" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_9478d636-77ef-4d52-87c3-b1e2b22d83df" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_ceab03ef-a7a1-43b9-a5bf-997ff2bdb2ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementBasisAxis_3c0d73a8-81fc-4ec9-bc34-04063208ba29" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByMeasurementBasisAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_ceab03ef-a7a1-43b9-a5bf-997ff2bdb2ca" xlink:to="loc_us-gaap_FairValueByMeasurementBasisAxis_3c0d73a8-81fc-4ec9-bc34-04063208ba29" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosureItemAmountsDomain_506b2072-0304-42c0-928e-0a0aed3840e9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueDisclosureItemAmountsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByMeasurementBasisAxis_3c0d73a8-81fc-4ec9-bc34-04063208ba29" xlink:to="loc_us-gaap_FairValueDisclosureItemAmountsDomain_506b2072-0304-42c0-928e-0a0aed3840e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_41c61920-6745-43da-9e94-66e020347ad0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosureItemAmountsDomain_506b2072-0304-42c0-928e-0a0aed3840e9" xlink:to="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_41c61920-6745-43da-9e94-66e020347ad0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_8e396c7d-8f82-40cd-949e-cd87c0138fee" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_41c61920-6745-43da-9e94-66e020347ad0" xlink:to="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_8e396c7d-8f82-40cd-949e-cd87c0138fee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_037d6a5b-1f5b-4c06-9e72-ad582e613bc4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_41c61920-6745-43da-9e94-66e020347ad0" xlink:to="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_037d6a5b-1f5b-4c06-9e72-ad582e613bc4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_9782062b-6454-43fc-bd99-a3ddfde266a5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_ceab03ef-a7a1-43b9-a5bf-997ff2bdb2ca" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_9782062b-6454-43fc-bd99-a3ddfde266a5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_be2d18b3-4b35-4862-b9d7-d22ee3285bed" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_9782062b-6454-43fc-bd99-a3ddfde266a5" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_be2d18b3-4b35-4862-b9d7-d22ee3285bed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_1eb76755-aa94-47e7-8f0f-4293398b6e73" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_be2d18b3-4b35-4862-b9d7-d22ee3285bed" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_1eb76755-aa94-47e7-8f0f-4293398b6e73" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_71414565-4aab-4c55-bc71-dca38b792d97" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_be2d18b3-4b35-4862-b9d7-d22ee3285bed" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_71414565-4aab-4c55-bc71-dca38b792d97" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_9b910a5a-00bd-4264-890b-3f7c1e93f3a6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_be2d18b3-4b35-4862-b9d7-d22ee3285bed" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_9b910a5a-00bd-4264-890b-3f7c1e93f3a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_c1b554fd-b5ef-44a0-a3ca-ff490f543ed2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_ceab03ef-a7a1-43b9-a5bf-997ff2bdb2ca" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_c1b554fd-b5ef-44a0-a3ca-ff490f543ed2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract_9a7e9aab-6848-448c-bac5-03a21938d491" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_c1b554fd-b5ef-44a0-a3ca-ff490f543ed2" xlink:to="loc_us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract_9a7e9aab-6848-448c-bac5-03a21938d491" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesFairValue_5f56a8c3-1317-4ec1-95f5-378d5d0c3bd6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecuritiesFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract_9a7e9aab-6848-448c-bac5-03a21938d491" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesFairValue_5f56a8c3-1317-4ec1-95f5-378d5d0c3bd6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansReceivableFairValueDisclosure_f1361775-3d29-4275-b8a6-d70543467681" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LoansReceivableFairValueDisclosure"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract_9a7e9aab-6848-448c-bac5-03a21938d491" xlink:to="loc_us-gaap_LoansReceivableFairValueDisclosure_f1361775-3d29-4275-b8a6-d70543467681" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract_3170edf5-6927-4cab-9156-3af666f6b1bf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_c1b554fd-b5ef-44a0-a3ca-ff490f543ed2" xlink:to="loc_us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract_3170edf5-6927-4cab-9156-3af666f6b1bf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepositsFairValueDisclosure_940fa2cd-1575-457d-b6d2-e285ebf50659" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DepositsFairValueDisclosure"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract_3170edf5-6927-4cab-9156-3af666f6b1bf" xlink:to="loc_us-gaap_DepositsFairValueDisclosure_940fa2cd-1575-457d-b6d2-e285ebf50659" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtFairValue_62b58aae-4306-447c-b089-c9a331fd81a6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebtFairValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract_3170edf5-6927-4cab-9156-3af666f6b1bf" xlink:to="loc_us-gaap_LongTermDebtFairValue_62b58aae-4306-447c-b089-c9a331fd81a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/AssetsandLiabilitiesMeasuredatFairValueNarrativeDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#AssetsandLiabilitiesMeasuredatFairValueNarrativeDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/AssetsandLiabilitiesMeasuredatFairValueNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_3aac24d0-aa5a-4f87-bb2c-8fee51fbbb8c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_MaximumRemainingMaturityOfFinancialInstrumentsHavingNoDefinedMaturity_aff0d9d8-63ca-4985-8b37-70e3bdf72bf1" xlink:href="ucbi-20220331.xsd#ucbi_MaximumRemainingMaturityOfFinancialInstrumentsHavingNoDefinedMaturity"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_3aac24d0-aa5a-4f87-bb2c-8fee51fbbb8c" xlink:to="loc_ucbi_MaximumRemainingMaturityOfFinancialInstrumentsHavingNoDefinedMaturity_aff0d9d8-63ca-4985-8b37-70e3bdf72bf1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/StockBasedCompensation" xlink:type="simple" xlink:href="ucbi-20220331.xsd#StockBasedCompensation"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/StockBasedCompensation" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_142f3a39-cefa-479e-907a-2ec821868325" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_554944cf-84bc-4133-bf05-7fe793a5ce51" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_142f3a39-cefa-479e-907a-2ec821868325" xlink:to="loc_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_554944cf-84bc-4133-bf05-7fe793a5ce51" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/StockBasedCompensationTables" xlink:type="simple" xlink:href="ucbi-20220331.xsd#StockBasedCompensationTables"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/StockBasedCompensationTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_5b93338d-96df-4a10-9c79-69b590444e4f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock_d94aebb1-75bd-462c-8c17-4aae8ab4a25c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_5b93338d-96df-4a10-9c79-69b590444e4f" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock_d94aebb1-75bd-462c-8c17-4aae8ab4a25c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/StockBasedCompensationNarrativeDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#StockBasedCompensationNarrativeDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/StockBasedCompensationNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_8bdd89bc-2fd2-40e1-be67-98e63d925572" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_5c31160d-9e81-4617-9e2b-cc4a4d42f0df" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_8bdd89bc-2fd2-40e1-be67-98e63d925572" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_5c31160d-9e81-4617-9e2b-cc4a4d42f0df" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualAxis_83a491c0-536d-47d4-8428-4ff93b1dacfe" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_TitleOfIndividualAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_5c31160d-9e81-4617-9e2b-cc4a4d42f0df" xlink:to="loc_srt_TitleOfIndividualAxis_83a491c0-536d-47d4-8428-4ff93b1dacfe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_33ace9ae-076e-4223-9f22-8877228a0e1c" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_TitleOfIndividualWithRelationshipToEntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_TitleOfIndividualAxis_83a491c0-536d-47d4-8428-4ff93b1dacfe" xlink:to="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_33ace9ae-076e-4223-9f22-8877228a0e1c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_EmployeeMember_65593bed-7a24-4818-8965-5665f0210450" xlink:href="ucbi-20220331.xsd#ucbi_EmployeeMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_33ace9ae-076e-4223-9f22-8877228a0e1c" xlink:to="loc_ucbi_EmployeeMember_65593bed-7a24-4818-8965-5665f0210450" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_DirectorMember_d0940f56-a789-4396-b440-588ad6b4161e" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_DirectorMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_33ace9ae-076e-4223-9f22-8877228a0e1c" xlink:to="loc_srt_DirectorMember_d0940f56-a789-4396-b440-588ad6b4161e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_76c52af2-a932-4e7e-8621-468559c68be2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_5c31160d-9e81-4617-9e2b-cc4a4d42f0df" xlink:to="loc_us-gaap_AwardTypeAxis_76c52af2-a932-4e7e-8621-468559c68be2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4af589f1-cd67-4e75-bb01-fcc34f9c3d81" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardTypeAxis_76c52af2-a932-4e7e-8621-468559c68be2" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4af589f1-cd67-4e75-bb01-fcc34f9c3d81" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockOptionMember_709f427b-0851-4485-9c45-d4111a1a1c4b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EmployeeStockOptionMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4af589f1-cd67-4e75-bb01-fcc34f9c3d81" xlink:to="loc_us-gaap_EmployeeStockOptionMember_709f427b-0851-4485-9c45-d4111a1a1c4b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_RestrictedStockUnitsRSUAndPerformanceStockUnitsMember_9ab9ba3b-89ba-487d-aa2a-e88882568c5d" xlink:href="ucbi-20220331.xsd#ucbi_RestrictedStockUnitsRSUAndPerformanceStockUnitsMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_4af589f1-cd67-4e75-bb01-fcc34f9c3d81" xlink:to="loc_ucbi_RestrictedStockUnitsRSUAndPerformanceStockUnitsMember_9ab9ba3b-89ba-487d-aa2a-e88882568c5d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_3d976d35-1648-4fd1-90fa-e308ee24978d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_5c31160d-9e81-4617-9e2b-cc4a4d42f0df" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_3d976d35-1648-4fd1-90fa-e308ee24978d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_9a23028e-8c99-4cda-af55-45d760873b47" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_3d976d35-1648-4fd1-90fa-e308ee24978d" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_9a23028e-8c99-4cda-af55-45d760873b47" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_SalariesAndEmployeeBenefitExpenseMember_9cf091f7-190b-4943-b883-cd943c589ccc" xlink:href="ucbi-20220331.xsd#ucbi_SalariesAndEmployeeBenefitExpenseMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_9a23028e-8c99-4cda-af55-45d760873b47" xlink:to="loc_ucbi_SalariesAndEmployeeBenefitExpenseMember_9cf091f7-190b-4943-b883-cd943c589ccc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_OtherOperatingExpenseMember_1f747c2b-2408-4943-af6b-4c52436f82d6" xlink:href="ucbi-20220331.xsd#ucbi_OtherOperatingExpenseMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_9a23028e-8c99-4cda-af55-45d760873b47" xlink:to="loc_ucbi_OtherOperatingExpenseMember_1f747c2b-2408-4943-af6b-4c52436f82d6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_d8c65fe3-63e8-4610-bded-429cec766e10" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_5c31160d-9e81-4617-9e2b-cc4a4d42f0df" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_d8c65fe3-63e8-4610-bded-429cec766e10" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_fb815055-d4b2-4276-8b47-2f31ce18f222" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_d8c65fe3-63e8-4610-bded-429cec766e10" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_fb815055-d4b2-4276-8b47-2f31ce18f222" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_25c11e10-2d23-4c95-8915-dfda17ee208f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_d8c65fe3-63e8-4610-bded-429cec766e10" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_25c11e10-2d23-4c95-8915-dfda17ee208f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_f65d42f8-5da5-4f7b-aa96-01c68c1b1ada" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_d8c65fe3-63e8-4610-bded-429cec766e10" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_f65d42f8-5da5-4f7b-aa96-01c68c1b1ada" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_17872f63-24ae-40ca-8009-c8866f8c6cea" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_d8c65fe3-63e8-4610-bded-429cec766e10" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_17872f63-24ae-40ca-8009-c8866f8c6cea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_686125d1-ad4f-4f17-bfbe-aae71a4dae75" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_d8c65fe3-63e8-4610-bded-429cec766e10" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_686125d1-ad4f-4f17-bfbe-aae71a4dae75" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_2c78c072-0749-44b1-abec-3349b37b94b9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_d8c65fe3-63e8-4610-bded-429cec766e10" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_2c78c072-0749-44b1-abec-3349b37b94b9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_123456a5-e47b-4853-9bd6-dfbd48ab50cf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_d8c65fe3-63e8-4610-bded-429cec766e10" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_123456a5-e47b-4853-9bd6-dfbd48ab50cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/EquityCompensationPlansRestrictedstockunitsandoptionsoutstandingactivityDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#EquityCompensationPlansRestrictedstockunitsandoptionsoutstandingactivityDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/EquityCompensationPlansRestrictedstockunitsandoptionsoutstandingactivityDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_304aeba9-4b20-4789-b278-a6dfb343c3be" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_baf70dc4-5073-4a64-8ade-ecb3a9da21f2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_304aeba9-4b20-4789-b278-a6dfb343c3be" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_baf70dc4-5073-4a64-8ade-ecb3a9da21f2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_1a8229bf-4ad4-4b67-b963-11f1e6933bbb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_baf70dc4-5073-4a64-8ade-ecb3a9da21f2" xlink:to="loc_us-gaap_AwardTypeAxis_1a8229bf-4ad4-4b67-b963-11f1e6933bbb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_e0874bdd-6b0e-45ae-941e-afe383569ec1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardTypeAxis_1a8229bf-4ad4-4b67-b963-11f1e6933bbb" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_e0874bdd-6b0e-45ae-941e-afe383569ec1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_0a13e100-a62f-4440-8f7f-13b08f210e8f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_e0874bdd-6b0e-45ae-941e-afe383569ec1" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_0a13e100-a62f-4440-8f7f-13b08f210e8f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_2faee52c-bddc-42c1-8643-01773f25704d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_baf70dc4-5073-4a64-8ade-ecb3a9da21f2" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_2faee52c-bddc-42c1-8643-01773f25704d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_RestrictedStockUnitsAbstract_edcbaab4-5b8f-4b23-9bf6-0d8180ab7f3f" xlink:href="ucbi-20220331.xsd#ucbi_RestrictedStockUnitsAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_2faee52c-bddc-42c1-8643-01773f25704d" xlink:to="loc_ucbi_RestrictedStockUnitsAbstract_edcbaab4-5b8f-4b23-9bf6-0d8180ab7f3f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_9932b8a6-c500-4ee0-9caf-05d4eb279049" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_RestrictedStockUnitsAbstract_edcbaab4-5b8f-4b23-9bf6-0d8180ab7f3f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_9932b8a6-c500-4ee0-9caf-05d4eb279049" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_25475ab9-871d-4cda-ae44-b1e44d727a3c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_9932b8a6-c500-4ee0-9caf-05d4eb279049" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_25475ab9-871d-4cda-ae44-b1e44d727a3c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_7e81fb31-786f-4219-8aa5-fa256514ec62" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_9932b8a6-c500-4ee0-9caf-05d4eb279049" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_7e81fb31-786f-4219-8aa5-fa256514ec62" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_126abdf1-3c48-4aeb-9aec-95ff019147b4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_9932b8a6-c500-4ee0-9caf-05d4eb279049" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_126abdf1-3c48-4aeb-9aec-95ff019147b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_e1f6ba69-0873-4dc8-9fbe-52f6a1da2a29" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_9932b8a6-c500-4ee0-9caf-05d4eb279049" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_e1f6ba69-0873-4dc8-9fbe-52f6a1da2a29" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_54d95d0d-6126-4d3c-9842-fece34ae7a2d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_9932b8a6-c500-4ee0-9caf-05d4eb279049" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_54d95d0d-6126-4d3c-9842-fece34ae7a2d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableNumber_a7f92981-6517-4f41-97b2-1fd5e1a9fbfe" xlink:href="ucbi-20220331.xsd#ucbi_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableNumber"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_RestrictedStockUnitsAbstract_edcbaab4-5b8f-4b23-9bf6-0d8180ab7f3f" xlink:to="loc_ucbi_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableNumber_a7f92981-6517-4f41-97b2-1fd5e1a9fbfe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_50ca98e1-e20b-4eb3-8638-5c90db41e0fb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_RestrictedStockUnitsAbstract_edcbaab4-5b8f-4b23-9bf6-0d8180ab7f3f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_50ca98e1-e20b-4eb3-8638-5c90db41e0fb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_25197ecd-764b-4af9-bc58-df74d9c3ed2c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_50ca98e1-e20b-4eb3-8638-5c90db41e0fb" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_25197ecd-764b-4af9-bc58-df74d9c3ed2c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_4896399a-ef47-4b64-831b-c97ee7465120" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_50ca98e1-e20b-4eb3-8638-5c90db41e0fb" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_4896399a-ef47-4b64-831b-c97ee7465120" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_b3a66414-72cf-4de5-ba59-b706ab1a4a16" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_50ca98e1-e20b-4eb3-8638-5c90db41e0fb" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_b3a66414-72cf-4de5-ba59-b706ab1a4a16" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_bfd2cd38-9e71-4429-8c01-9a8995eb7608" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_50ca98e1-e20b-4eb3-8638-5c90db41e0fb" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_bfd2cd38-9e71-4429-8c01-9a8995eb7608" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_3d9cdfdf-b674-4072-82b6-504be83cd7c4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_50ca98e1-e20b-4eb3-8638-5c90db41e0fb" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_3d9cdfdf-b674-4072-82b6-504be83cd7c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue_bd91f571-e70f-4903-874d-51d039b9abe9" xlink:href="ucbi-20220331.xsd#ucbi_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_RestrictedStockUnitsAbstract_edcbaab4-5b8f-4b23-9bf6-0d8180ab7f3f" xlink:to="loc_ucbi_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue_bd91f571-e70f-4903-874d-51d039b9abe9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVested_da3222e6-e28e-4a29-b6a0-9ca8d18d6613" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVested"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_RestrictedStockUnitsAbstract_edcbaab4-5b8f-4b23-9bf6-0d8180ab7f3f" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVested_da3222e6-e28e-4a29-b6a0-9ca8d18d6613" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding_5a755e9c-8843-40c2-8544-a1662e38dd7d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_RestrictedStockUnitsAbstract_edcbaab4-5b8f-4b23-9bf6-0d8180ab7f3f" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding_5a755e9c-8843-40c2-8544-a1662e38dd7d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_StockOptionsAbstract_3647cdbe-1895-4b90-b643-e3ee9524be7a" xlink:href="ucbi-20220331.xsd#ucbi_StockOptionsAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_2faee52c-bddc-42c1-8643-01773f25704d" xlink:to="loc_ucbi_StockOptionsAbstract_3647cdbe-1895-4b90-b643-e3ee9524be7a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_5301e5fa-0cad-4373-bea7-24450ff037bf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_StockOptionsAbstract_3647cdbe-1895-4b90-b643-e3ee9524be7a" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_5301e5fa-0cad-4373-bea7-24450ff037bf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_1e884524-e7bc-46eb-ade1-919a4b450dd5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_5301e5fa-0cad-4373-bea7-24450ff037bf" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_1e884524-e7bc-46eb-ade1-919a4b450dd5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_3a995ab2-e464-4862-a432-32ea80359662" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_5301e5fa-0cad-4373-bea7-24450ff037bf" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_3a995ab2-e464-4862-a432-32ea80359662" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_8f71b94d-d57b-433a-a1af-b19a6e9a31c1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_5301e5fa-0cad-4373-bea7-24450ff037bf" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_8f71b94d-d57b-433a-a1af-b19a6e9a31c1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_5782c819-7c82-4e21-824c-b00356f1d21c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_5301e5fa-0cad-4373-bea7-24450ff037bf" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_5782c819-7c82-4e21-824c-b00356f1d21c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_7eab8d9f-7108-4743-a944-bd1fa9d703ac" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_5301e5fa-0cad-4373-bea7-24450ff037bf" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_7eab8d9f-7108-4743-a944-bd1fa9d703ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_024b2440-b4a6-425a-bfe9-3aef37013570" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_StockOptionsAbstract_3647cdbe-1895-4b90-b643-e3ee9524be7a" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_024b2440-b4a6-425a-bfe9-3aef37013570" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_4a149d36-c608-4b3e-8098-982fc4311821" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_StockOptionsAbstract_3647cdbe-1895-4b90-b643-e3ee9524be7a" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_4a149d36-c608-4b3e-8098-982fc4311821" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_f254cae3-a4c7-4041-aa32-fd38806cf8ae" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_4a149d36-c608-4b3e-8098-982fc4311821" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_f254cae3-a4c7-4041-aa32-fd38806cf8ae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_d39f0c89-8f95-49e2-ad52-eb87535714a8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_4a149d36-c608-4b3e-8098-982fc4311821" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_d39f0c89-8f95-49e2-ad52-eb87535714a8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_e69617f1-301b-4cb9-8262-7066858402b4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_4a149d36-c608-4b3e-8098-982fc4311821" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_e69617f1-301b-4cb9-8262-7066858402b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_ce12bbb9-fa09-4f9d-af05-38364594e29c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_4a149d36-c608-4b3e-8098-982fc4311821" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_ce12bbb9-fa09-4f9d-af05-38364594e29c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_77043ffc-1e7e-443f-b3ea-cd22e67acb38" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_4a149d36-c608-4b3e-8098-982fc4311821" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_77043ffc-1e7e-443f-b3ea-cd22e67acb38" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_6632ba31-2d75-4203-a38a-a92cf9fd5336" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_StockOptionsAbstract_3647cdbe-1895-4b90-b643-e3ee9524be7a" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_6632ba31-2d75-4203-a38a-a92cf9fd5336" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_49001711-5c9b-4cce-ba25-94628cc115f4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_StockOptionsAbstract_3647cdbe-1895-4b90-b643-e3ee9524be7a" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_49001711-5c9b-4cce-ba25-94628cc115f4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_ab1a1b38-5d86-433f-beb4-95729afbc4c1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_StockOptionsAbstract_3647cdbe-1895-4b90-b643-e3ee9524be7a" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_ab1a1b38-5d86-433f-beb4-95729afbc4c1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_a5f02c77-76ae-4569-af11-f87aa417c258" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_StockOptionsAbstract_3647cdbe-1895-4b90-b643-e3ee9524be7a" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_a5f02c77-76ae-4569-af11-f87aa417c258" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_23f2c5a1-11b6-41e4-931a-5887f10c4c58" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_StockOptionsAbstract_3647cdbe-1895-4b90-b643-e3ee9524be7a" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_23f2c5a1-11b6-41e4-931a-5887f10c4c58" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_471b1272-e005-4691-a094-04b5aee1c059" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_StockOptionsAbstract_3647cdbe-1895-4b90-b643-e3ee9524be7a" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_471b1272-e005-4691-a094-04b5aee1c059" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/ReclassificationsOutofAOCI" xlink:type="simple" xlink:href="ucbi-20220331.xsd#ReclassificationsOutofAOCI"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/ReclassificationsOutofAOCI" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract_922885cd-6ab9-4b9b-bc91-0f0924ab6815" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfReclassificationAmountTextBlock_dba93b88-3443-47ed-a7b4-8113b8fa1f0c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisclosureOfReclassificationAmountTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_922885cd-6ab9-4b9b-bc91-0f0924ab6815" xlink:to="loc_us-gaap_DisclosureOfReclassificationAmountTextBlock_dba93b88-3443-47ed-a7b4-8113b8fa1f0c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/ReclassificationsOutofAOCITables" xlink:type="simple" xlink:href="ucbi-20220331.xsd#ReclassificationsOutofAOCITables"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/ReclassificationsOutofAOCITables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract_ef3cdfd3-b689-4bd0-99ad-02dfc98f372e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock_1fb32d67-9416-4a15-b3c6-e46af09c11c3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_ef3cdfd3-b689-4bd0-99ad-02dfc98f372e" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock_1fb32d67-9416-4a15-b3c6-e46af09c11c3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/ReclassificationsOutofAOCIDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#ReclassificationsOutofAOCIDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/ReclassificationsOutofAOCIDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract_e0422aa2-6c82-4c97-8179-89906c494299" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_a99526b2-40fe-4c35-815a-72cf11210586" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_e0422aa2-6c82-4c97-8179-89906c494299" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_a99526b2-40fe-4c35-815a-72cf11210586" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_1f7583ec-557e-4ef6-8f8d-0cf325182089" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_a99526b2-40fe-4c35-815a-72cf11210586" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_1f7583ec-557e-4ef6-8f8d-0cf325182089" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_2b7375fd-c62e-467a-a6d3-5661d0fd8b77" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_1f7583ec-557e-4ef6-8f8d-0cf325182089" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_2b7375fd-c62e-467a-a6d3-5661d0fd8b77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember_fe074a9c-4434-4e47-9da4-1dac83a6831e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_2b7375fd-c62e-467a-a6d3-5661d0fd8b77" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember_fe074a9c-4434-4e47-9da4-1dac83a6831e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_085b9110-4ff4-4178-892f-54ae98f95505" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_a99526b2-40fe-4c35-815a-72cf11210586" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_085b9110-4ff4-4178-892f-54ae98f95505" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_9f57475d-6e9d-4c84-af05-890644c7d24e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_085b9110-4ff4-4178-892f-54ae98f95505" xlink:to="loc_us-gaap_EquityComponentDomain_9f57475d-6e9d-4c84-af05-890644c7d24e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_9f56c2c1-97a1-4c0d-a8ce-3e04289b71aa" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_9f57475d-6e9d-4c84-af05-890644c7d24e" xlink:to="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_9f56c2c1-97a1-4c0d-a8ce-3e04289b71aa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember_f3e429a3-aa18-4bbb-8ed9-8f0c0413be9e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_9f57475d-6e9d-4c84-af05-890644c7d24e" xlink:to="loc_us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember_f3e429a3-aa18-4bbb-8ed9-8f0c0413be9e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_7fead50d-0d07-4789-9135-fdb1c5cb4a5b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_9f57475d-6e9d-4c84-af05-890644c7d24e" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_7fead50d-0d07-4789-9135-fdb1c5cb4a5b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember_d0fbc14e-226f-44d8-b29d-ce9782ad1ffd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_7fead50d-0d07-4789-9135-fdb1c5cb4a5b" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember_d0fbc14e-226f-44d8-b29d-ce9782ad1ffd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_ebe59246-36c8-47c4-b926-b10a4af317f0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_7fead50d-0d07-4789-9135-fdb1c5cb4a5b" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_ebe59246-36c8-47c4-b926-b10a4af317f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_5235f047-08c5-4702-9161-9fdccf3059d0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_a99526b2-40fe-4c35-815a-72cf11210586" xlink:to="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_5235f047-08c5-4702-9161-9fdccf3059d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss_0a0c7d13-d7e4-418c-8b81-a78b88f139e4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_5235f047-08c5-4702-9161-9fdccf3059d0" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss_0a0c7d13-d7e4-418c-8b81-a78b88f139e4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseLongTermDebt_ea83def9-ff9f-49ae-8a76-47ac91d3013e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestExpenseLongTermDebt"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_5235f047-08c5-4702-9161-9fdccf3059d0" xlink:to="loc_us-gaap_InterestExpenseLongTermDebt_ea83def9-ff9f-49ae-8a76-47ac91d3013e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LaborAndRelatedExpense_fd770565-d90d-4328-94fb-0b6e13374a54" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LaborAndRelatedExpense"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_5235f047-08c5-4702-9161-9fdccf3059d0" xlink:to="loc_us-gaap_LaborAndRelatedExpense_fd770565-d90d-4328-94fb-0b6e13374a54" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedNetLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoninterestExpense_9486bf36-0e9d-4ffd-91ea-43c2bd7be29e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherNoninterestExpense"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_5235f047-08c5-4702-9161-9fdccf3059d0" xlink:to="loc_us-gaap_OtherNoninterestExpense_9486bf36-0e9d-4ffd-91ea-43c2bd7be29e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_6d1c4e38-0783-460d-a129-b543b17135fc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_5235f047-08c5-4702-9161-9fdccf3059d0" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_6d1c4e38-0783-460d-a129-b543b17135fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_06874bb1-16be-41fe-bea9-6059a9e737cd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_5235f047-08c5-4702-9161-9fdccf3059d0" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_06874bb1-16be-41fe-bea9-6059a9e737cd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_055ae2d1-7edb-4410-9832-3c8c70a5ad4a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_5235f047-08c5-4702-9161-9fdccf3059d0" xlink:to="loc_us-gaap_NetIncomeLoss_055ae2d1-7edb-4410-9832-3c8c70a5ad4a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/EarningsPerShare" xlink:type="simple" xlink:href="ucbi-20220331.xsd#EarningsPerShare"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/EarningsPerShare" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_7f4e512b-c267-4f8d-ad54-266928bbaf7d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareTextBlock_7941dd80-92f8-4ee8-bcdb-bb52b82d981e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_7f4e512b-c267-4f8d-ad54-266928bbaf7d" xlink:to="loc_us-gaap_EarningsPerShareTextBlock_7941dd80-92f8-4ee8-bcdb-bb52b82d981e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/EarningsPerShareTables" xlink:type="simple" xlink:href="ucbi-20220331.xsd#EarningsPerShareTables"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/EarningsPerShareTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_3d01fd29-e206-4b9c-958e-8eae1c95cc1a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_9837fa51-d6eb-4eb7-9efe-27ea8b72d042" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_3d01fd29-e206-4b9c-958e-8eae1c95cc1a" xlink:to="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_9837fa51-d6eb-4eb7-9efe-27ea8b72d042" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/EarningsPerShareComputationofbasicanddilutedearningspershareDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#EarningsPerShareComputationofbasicanddilutedearningspershareDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/EarningsPerShareComputationofbasicanddilutedearningspershareDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_3dbf9e52-a77a-479d-85fc-0a6d89d856f6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_100e6725-049f-4702-bbee-da3a64983711" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_3dbf9e52-a77a-479d-85fc-0a6d89d856f6" xlink:to="loc_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_100e6725-049f-4702-bbee-da3a64983711" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_f83a56f3-0a2a-4c2a-83ab-d539cab53042" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_100e6725-049f-4702-bbee-da3a64983711" xlink:to="loc_us-gaap_AwardTypeAxis_f83a56f3-0a2a-4c2a-83ab-d539cab53042" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_60917aac-4952-49cf-b979-acb486b9eada" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardTypeAxis_f83a56f3-0a2a-4c2a-83ab-d539cab53042" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_60917aac-4952-49cf-b979-acb486b9eada" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockOptionMember_68d94a3b-51b3-4ce2-8a8d-9daa1bbb9793" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EmployeeStockOptionMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_60917aac-4952-49cf-b979-acb486b9eada" xlink:to="loc_us-gaap_EmployeeStockOptionMember_68d94a3b-51b3-4ce2-8a8d-9daa1bbb9793" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_b334f644-0dd0-4f84-afc7-67f19908445e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_60917aac-4952-49cf-b979-acb486b9eada" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_b334f644-0dd0-4f84-afc7-67f19908445e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDilutedLineItems_bb756439-f5db-413c-a4b5-5abee570833a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareDilutedLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfEarningsPerShareDilutedByCommonClassTable_100e6725-049f-4702-bbee-da3a64983711" xlink:to="loc_us-gaap_EarningsPerShareDilutedLineItems_bb756439-f5db-413c-a4b5-5abee570833a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_06efc9ec-b507-49b4-a66b-624f1d4adc4d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareDilutedLineItems_bb756439-f5db-413c-a4b5-5abee570833a" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_06efc9ec-b507-49b4-a66b-624f1d4adc4d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_9f12c7f8-6490-4f40-8df4-0a446f8c50f6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_06efc9ec-b507-49b4-a66b-624f1d4adc4d" xlink:to="loc_us-gaap_NetIncomeLoss_9f12c7f8-6490-4f40-8df4-0a446f8c50f6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockDividendsIncomeStatementImpact_5c77d030-dcb3-4257-8b69-b056c827b3cd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockDividendsIncomeStatementImpact"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_06efc9ec-b507-49b4-a66b-624f1d4adc4d" xlink:to="loc_us-gaap_PreferredStockDividendsIncomeStatementImpact_5c77d030-dcb3-4257-8b69-b056c827b3cd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic_32a83386-e2b9-4d69-9c28-d0e508fc316e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_06efc9ec-b507-49b4-a66b-624f1d4adc4d" xlink:to="loc_us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic_32a83386-e2b9-4d69-9c28-d0e508fc316e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_df08b514-ae34-4ef1-b093-1bb4815e280b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_06efc9ec-b507-49b4-a66b-624f1d4adc4d" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_df08b514-ae34-4ef1-b093-1bb4815e280b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_c34c7c83-f163-46da-8a56-49a8cdb7ef3d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_06efc9ec-b507-49b4-a66b-624f1d4adc4d" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_c34c7c83-f163-46da-8a56-49a8cdb7ef3d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_29016cfb-e8ad-4718-9f0b-e07f6bba8bed" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_06efc9ec-b507-49b4-a66b-624f1d4adc4d" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_29016cfb-e8ad-4718-9f0b-e07f6bba8bed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_41485e0c-912f-40c3-97a4-72d159242ef7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_29016cfb-e8ad-4718-9f0b-e07f6bba8bed" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_41485e0c-912f-40c3-97a4-72d159242ef7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DilutiveSecuritiesAbstract_c021becf-1936-4c09-9552-4f1755aa0094" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DilutiveSecuritiesAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_29016cfb-e8ad-4718-9f0b-e07f6bba8bed" xlink:to="loc_us-gaap_DilutiveSecuritiesAbstract_c021becf-1936-4c09-9552-4f1755aa0094" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_9f353cb6-4692-4d34-a575-670124129eb9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DilutiveSecuritiesAbstract_c021becf-1936-4c09-9552-4f1755aa0094" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_9f353cb6-4692-4d34-a575-670124129eb9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_8eece0fc-2573-41a7-8c05-0a8427304dd6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_29016cfb-e8ad-4718-9f0b-e07f6bba8bed" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_8eece0fc-2573-41a7-8c05-0a8427304dd6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_e72e7d1a-c31b-496a-ae54-ab975795aeb4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareBasicAndDilutedAbstract"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_06efc9ec-b507-49b4-a66b-624f1d4adc4d" xlink:to="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_e72e7d1a-c31b-496a-ae54-ab975795aeb4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_34a6387a-90cd-4342-a9a2-221e96d188cf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_e72e7d1a-c31b-496a-ae54-ab975795aeb4" xlink:to="loc_us-gaap_EarningsPerShareBasic_34a6387a-90cd-4342-a9a2-221e96d188cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_749246b2-6594-4812-bd51-88754582df1e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_e72e7d1a-c31b-496a-ae54-ab975795aeb4" xlink:to="loc_us-gaap_EarningsPerShareDiluted_749246b2-6594-4812-bd51-88754582df1e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/EarningsPerShareNarrativeDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#EarningsPerShareNarrativeDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/EarningsPerShareNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_0748611f-93ca-4651-968d-fa272d881f21" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_19a849e8-3b9b-43da-9b2a-12c71af430ea" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_0748611f-93ca-4651-968d-fa272d881f21" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_19a849e8-3b9b-43da-9b2a-12c71af430ea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/RegulatoryMatters" xlink:type="simple" xlink:href="ucbi-20220331.xsd#RegulatoryMatters"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/RegulatoryMatters" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_RegulatoryCapitalRequirementsUnderBankingRegulationsAbstract_bea8d34b-e398-494f-ab77-6bf7a25d185c" xlink:href="ucbi-20220331.xsd#ucbi_RegulatoryCapitalRequirementsUnderBankingRegulationsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock_75aa7ea6-4d75-4596-a052-d684369886ca" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_RegulatoryCapitalRequirementsUnderBankingRegulationsAbstract_bea8d34b-e398-494f-ab77-6bf7a25d185c" xlink:to="loc_us-gaap_RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock_75aa7ea6-4d75-4596-a052-d684369886ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/RegulatoryMattersTables" xlink:type="simple" xlink:href="ucbi-20220331.xsd#RegulatoryMattersTables"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/RegulatoryMattersTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_RegulatoryCapitalRequirementsUnderBankingRegulationsAbstract_69812d85-4a8b-4b3b-aa5e-96f3a44b3c39" xlink:href="ucbi-20220331.xsd#ucbi_RegulatoryCapitalRequirementsUnderBankingRegulationsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock_d0cd9478-824f-4dd8-88f1-fcc301899037" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_RegulatoryCapitalRequirementsUnderBankingRegulationsAbstract_69812d85-4a8b-4b3b-aa5e-96f3a44b3c39" xlink:to="loc_us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock_d0cd9478-824f-4dd8-88f1-fcc301899037" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/RegulatoryMattersDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#RegulatoryMattersDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/RegulatoryMattersDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_RegulatoryCapitalRequirementsUnderBankingRegulationsAbstract_ada33343-22a8-4f5d-8d7c-5f2544c69cfb" xlink:href="ucbi-20220331.xsd#ucbi_RegulatoryCapitalRequirementsUnderBankingRegulationsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTable_cd10b143-925b-44ac-ba86-f9026724bdfb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ucbi_RegulatoryCapitalRequirementsUnderBankingRegulationsAbstract_ada33343-22a8-4f5d-8d7c-5f2544c69cfb" xlink:to="loc_us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTable_cd10b143-925b-44ac-ba86-f9026724bdfb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_c596839b-def4-42fd-a0a8-74b2b659a701" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTable_cd10b143-925b-44ac-ba86-f9026724bdfb" xlink:to="loc_srt_ConsolidatedEntitiesAxis_c596839b-def4-42fd-a0a8-74b2b659a701" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_06ac0f98-7f25-4cd0-8fd9-207d89019192" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesAxis_c596839b-def4-42fd-a0a8-74b2b659a701" xlink:to="loc_srt_ConsolidatedEntitiesDomain_06ac0f98-7f25-4cd0-8fd9-207d89019192" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SubsidiariesMember_cdb6a41f-4233-45f9-95c9-78f4aaa98dcf" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_SubsidiariesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidatedEntitiesDomain_06ac0f98-7f25-4cd0-8fd9-207d89019192" xlink:to="loc_srt_SubsidiariesMember_cdb6a41f-4233-45f9-95c9-78f4aaa98dcf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems_97a1ee01-fddc-48e7-a12e-24c8a45430bf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTable_cd10b143-925b-44ac-ba86-f9026724bdfb" xlink:to="loc_us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems_97a1ee01-fddc-48e7-a12e-24c8a45430bf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BankingRegulationCommonEquityTierOneRiskBasedCapitalRatioCapitalAdequacyMinimum_0637b8cd-055b-45bd-9095-4e39d73cc043" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BankingRegulationCommonEquityTierOneRiskBasedCapitalRatioCapitalAdequacyMinimum"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems_97a1ee01-fddc-48e7-a12e-24c8a45430bf" xlink:to="loc_us-gaap_BankingRegulationCommonEquityTierOneRiskBasedCapitalRatioCapitalAdequacyMinimum_0637b8cd-055b-45bd-9095-4e39d73cc043" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BankingRegulationCommonEquityTierOneRiskBasedCapitalRatioWellCapitalizedMinimum_c71c8439-29cf-4fea-a496-6c31e889e4d0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BankingRegulationCommonEquityTierOneRiskBasedCapitalRatioWellCapitalizedMinimum"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems_97a1ee01-fddc-48e7-a12e-24c8a45430bf" xlink:to="loc_us-gaap_BankingRegulationCommonEquityTierOneRiskBasedCapitalRatioWellCapitalizedMinimum_c71c8439-29cf-4fea-a496-6c31e889e4d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonEquityTierOneCapitalRatio_caaa0ab3-0df3-49c6-a10e-6624039e9042" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonEquityTierOneCapitalRatio"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems_97a1ee01-fddc-48e7-a12e-24c8a45430bf" xlink:to="loc_us-gaap_CommonEquityTierOneCapitalRatio_caaa0ab3-0df3-49c6-a10e-6624039e9042" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets_81efdc9c-d6e1-472a-b1cc-67cc02311c89" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems_97a1ee01-fddc-48e7-a12e-24c8a45430bf" xlink:to="loc_us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets_81efdc9c-d6e1-472a-b1cc-67cc02311c89" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets_b199978a-c67a-4d2f-a640-15482216918f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems_97a1ee01-fddc-48e7-a12e-24c8a45430bf" xlink:to="loc_us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets_b199978a-c67a-4d2f-a640-15482216918f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TierOneRiskBasedCapitalToRiskWeightedAssets_0314fe64-0e25-4e8b-9320-356c3b393c0a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TierOneRiskBasedCapitalToRiskWeightedAssets"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems_97a1ee01-fddc-48e7-a12e-24c8a45430bf" xlink:to="loc_us-gaap_TierOneRiskBasedCapitalToRiskWeightedAssets_0314fe64-0e25-4e8b-9320-356c3b393c0a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalRequiredForCapitalAdequacyToRiskWeightedAssets_076a3456-454f-4436-a711-8da88fdece86" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CapitalRequiredForCapitalAdequacyToRiskWeightedAssets"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems_97a1ee01-fddc-48e7-a12e-24c8a45430bf" xlink:to="loc_us-gaap_CapitalRequiredForCapitalAdequacyToRiskWeightedAssets_076a3456-454f-4436-a711-8da88fdece86" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets_7652814d-5a48-41c8-b04c-0acc0077cb90" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems_97a1ee01-fddc-48e7-a12e-24c8a45430bf" xlink:to="loc_us-gaap_CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets_7652814d-5a48-41c8-b04c-0acc0077cb90" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalToRiskWeightedAssets_d363cf27-d4a4-4aed-b6cc-f789c1823178" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CapitalToRiskWeightedAssets"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems_97a1ee01-fddc-48e7-a12e-24c8a45430bf" xlink:to="loc_us-gaap_CapitalToRiskWeightedAssets_d363cf27-d4a4-4aed-b6cc-f789c1823178" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets_d8937e91-d2c5-4d36-bfa2-56d8703e5b50" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems_97a1ee01-fddc-48e7-a12e-24c8a45430bf" xlink:to="loc_us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets_d8937e91-d2c5-4d36-bfa2-56d8703e5b50" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets_4aa2851b-b8c7-46aa-b06d-bc8eb368ff3c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems_97a1ee01-fddc-48e7-a12e-24c8a45430bf" xlink:to="loc_us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets_4aa2851b-b8c7-46aa-b06d-bc8eb368ff3c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TierOneLeverageCapitalToAverageAssets_ceca7233-fe86-4055-88a1-ceafb7dfc00f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TierOneLeverageCapitalToAverageAssets"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems_97a1ee01-fddc-48e7-a12e-24c8a45430bf" xlink:to="loc_us-gaap_TierOneLeverageCapitalToAverageAssets_ceca7233-fe86-4055-88a1-ceafb7dfc00f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonEquityTierOneCapital_c2df93e7-f43e-4fbc-bc78-f8d4725beedf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonEquityTierOneCapital"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems_97a1ee01-fddc-48e7-a12e-24c8a45430bf" xlink:to="loc_us-gaap_CommonEquityTierOneCapital_c2df93e7-f43e-4fbc-bc78-f8d4725beedf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TierOneRiskBasedCapital_336a0755-2ca1-4cc6-8a5c-04e9528c681f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TierOneRiskBasedCapital"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems_97a1ee01-fddc-48e7-a12e-24c8a45430bf" xlink:to="loc_us-gaap_TierOneRiskBasedCapital_336a0755-2ca1-4cc6-8a5c-04e9528c681f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Capital_505b1ce2-c53c-4351-b31a-800fc943332d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Capital"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems_97a1ee01-fddc-48e7-a12e-24c8a45430bf" xlink:to="loc_us-gaap_Capital_505b1ce2-c53c-4351-b31a-800fc943332d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RiskWeightedAssets_5a996eec-aba5-4017-bd44-05f67db1c920" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RiskWeightedAssets"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems_97a1ee01-fddc-48e7-a12e-24c8a45430bf" xlink:to="loc_us-gaap_RiskWeightedAssets_5a996eec-aba5-4017-bd44-05f67db1c920" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssets_fbf71870-8776-44f3-a97a-bef1099a3c22" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RegulatoryAssets"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems_97a1ee01-fddc-48e7-a12e-24c8a45430bf" xlink:to="loc_us-gaap_RegulatoryAssets_fbf71870-8776-44f3-a97a-bef1099a3c22" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/CommitmentsandContingencies" xlink:type="simple" xlink:href="ucbi-20220331.xsd#CommitmentsandContingencies"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/CommitmentsandContingencies" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_2d1ece8c-5760-4862-be95-99dbc4871d0a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_984fd78f-4e3e-4dc3-bd11-7269bdb154b0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_2d1ece8c-5760-4862-be95-99dbc4871d0a" xlink:to="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_984fd78f-4e3e-4dc3-bd11-7269bdb154b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/CommitmentsandContingenciesTables" xlink:type="simple" xlink:href="ucbi-20220331.xsd#CommitmentsandContingenciesTables"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/CommitmentsandContingenciesTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_ef49411d-4d63-4d48-84f3-664a68d4d728" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTextBlock_a7669db0-e921-43f0-9a8d-00dcfe638b20" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_ef49411d-4d63-4d48-84f3-664a68d4d728" xlink:to="loc_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTextBlock_a7669db0-e921-43f0-9a8d-00dcfe638b20" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/CommitmentsandContingenciesContractualamountofoffbalancesheetinstrumentsDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#CommitmentsandContingenciesContractualamountofoffbalancesheetinstrumentsDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/CommitmentsandContingenciesContractualamountofoffbalancesheetinstrumentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_22725dc3-b0d2-4292-9660-e66a9fce2015" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable_88192efd-9564-45f0-9b85-2c857d52d08e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_22725dc3-b0d2-4292-9660-e66a9fce2015" xlink:to="loc_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable_88192efd-9564-45f0-9b85-2c857d52d08e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_7276af38-9a90-4850-911d-728b15d23737" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable_88192efd-9564-45f0-9b85-2c857d52d08e" xlink:to="loc_us-gaap_FinancialInstrumentAxis_7276af38-9a90-4850-911d-728b15d23737" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_263759f2-ef77-4f11-927a-386a8c77e14a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_7276af38-9a90-4850-911d-728b15d23737" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_263759f2-ef77-4f11-927a-386a8c77e14a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsToExtendCreditMember_da55ed06-7ebf-4064-911a-c7a1f4f8ce71" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommitmentsToExtendCreditMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_263759f2-ef77-4f11-927a-386a8c77e14a" xlink:to="loc_us-gaap_CommitmentsToExtendCreditMember_da55ed06-7ebf-4064-911a-c7a1f4f8ce71" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LetterOfCreditMember_8530f28c-3b79-433b-9cd0-294db1791cd9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LetterOfCreditMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_263759f2-ef77-4f11-927a-386a8c77e14a" xlink:to="loc_us-gaap_LetterOfCreditMember_8530f28c-3b79-433b-9cd0-294db1791cd9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems_3eb418e7-01a1-4bad-a1fc-7b649eaab69e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable_88192efd-9564-45f0-9b85-2c857d52d08e" xlink:to="loc_us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems_3eb418e7-01a1-4bad-a1fc-7b649eaab69e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnusedCommitmentsToExtendCredit_1a5ae187-0b8e-485c-96e9-79fc5dc4e2f0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_UnusedCommitmentsToExtendCredit"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems_3eb418e7-01a1-4bad-a1fc-7b649eaab69e" xlink:to="loc_us-gaap_UnusedCommitmentsToExtendCredit_1a5ae187-0b8e-485c-96e9-79fc5dc4e2f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/CommitmentsandContingenciesNarrativeDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#CommitmentsandContingenciesNarrativeDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/CommitmentsandContingenciesNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_8ceec248-5e10-4fd4-b8cc-e70b81456b59" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentsTable_badf6587-f0a4-4e32-883a-bed8bf6b037e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherCommitmentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_8ceec248-5e10-4fd4-b8cc-e70b81456b59" xlink:to="loc_us-gaap_OtherCommitmentsTable_badf6587-f0a4-4e32-883a-bed8bf6b037e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_e38b2bdb-d910-40b7-b707-3ea35d2fcfbb" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_badf6587-f0a4-4e32-883a-bed8bf6b037e" xlink:to="loc_dei_LegalEntityAxis_e38b2bdb-d910-40b7-b707-3ea35d2fcfbb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_39ea2645-095e-4bbc-9760-8aa49cc444c2" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_e38b2bdb-d910-40b7-b707-3ea35d2fcfbb" xlink:to="loc_dei_EntityDomain_39ea2645-095e-4bbc-9760-8aa49cc444c2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_UnitedCommunityBanksIncHoldingCompanyMember_44f27721-60f3-4de7-8179-f87aeb8c64f7" xlink:href="ucbi-20220331.xsd#ucbi_UnitedCommunityBanksIncHoldingCompanyMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_39ea2645-095e-4bbc-9760-8aa49cc444c2" xlink:to="loc_ucbi_UnitedCommunityBanksIncHoldingCompanyMember_44f27721-60f3-4de7-8179-f87aeb8c64f7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentsLineItems_aeeb00b2-d996-40d2-b163-6ee98e5000a2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherCommitmentsLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsTable_badf6587-f0a4-4e32-883a-bed8bf6b037e" xlink:to="loc_us-gaap_OtherCommitmentsLineItems_aeeb00b2-d996-40d2-b163-6ee98e5000a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_InvestmentInLimitedPartnerships_ef33bd7d-9712-450d-afe6-cdc4d12eabe8" xlink:href="ucbi-20220331.xsd#ucbi_InvestmentInLimitedPartnerships"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_aeeb00b2-d996-40d2-b163-6ee98e5000a2" xlink:to="loc_ucbi_InvestmentInLimitedPartnerships_ef33bd7d-9712-450d-afe6-cdc4d12eabe8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_CommitmentForAdditionalFund_18991071-e649-4dc5-829e-60f875c13c01" xlink:href="ucbi-20220331.xsd#ucbi_CommitmentForAdditionalFund"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_aeeb00b2-d996-40d2-b163-6ee98e5000a2" xlink:to="loc_ucbi_CommitmentForAdditionalFund_18991071-e649-4dc5-829e-60f875c13c01" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/SubsequentEvents" xlink:type="simple" xlink:href="ucbi-20220331.xsd#SubsequentEvents"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/SubsequentEvents" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventsAbstract_83e63136-a8c7-4465-91a2-5ce31e9b3b52" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsequentEventsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventsTextBlock_e6992d90-d050-45c0-9500-a57a0696a2d6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsequentEventsTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventsAbstract_83e63136-a8c7-4465-91a2-5ce31e9b3b52" xlink:to="loc_us-gaap_SubsequentEventsTextBlock_e6992d90-d050-45c0-9500-a57a0696a2d6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://ucbi.com/role/SubsequentEventsDetails" xlink:type="simple" xlink:href="ucbi-20220331.xsd#SubsequentEventsDetails"/>
  <link:presentationLink xlink:role="http://ucbi.com/role/SubsequentEventsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventsAbstract_ce43b72f-fb97-41a8-ba37-7bb892933006" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsequentEventsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTable_038a1e38-7867-4d12-8a93-f04eab815e9d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsequentEventTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventsAbstract_ce43b72f-fb97-41a8-ba37-7bb892933006" xlink:to="loc_us-gaap_SubsequentEventTable_038a1e38-7867-4d12-8a93-f04eab815e9d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_336484ba-66a2-4f00-bcfc-ebc8957afaa0" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTable_038a1e38-7867-4d12-8a93-f04eab815e9d" xlink:to="loc_dei_LegalEntityAxis_336484ba-66a2-4f00-bcfc-ebc8957afaa0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_dd08e1e3-d9c1-404a-b5a7-10a767b5cb26" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_336484ba-66a2-4f00-bcfc-ebc8957afaa0" xlink:to="loc_dei_EntityDomain_dd08e1e3-d9c1-404a-b5a7-10a767b5cb26" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_ProgressBankAndTrustMember_6aa1610a-9928-4be0-bf22-533d8848b2ac" xlink:href="ucbi-20220331.xsd#ucbi_ProgressBankAndTrustMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_dd08e1e3-d9c1-404a-b5a7-10a767b5cb26" xlink:to="loc_ucbi_ProgressBankAndTrustMember_6aa1610a-9928-4be0-bf22-533d8848b2ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventLineItems_2f9d96e9-0df8-4af4-95f6-c25765e0d90b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsequentEventLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTable_038a1e38-7867-4d12-8a93-f04eab815e9d" xlink:to="loc_us-gaap_SubsequentEventLineItems_2f9d96e9-0df8-4af4-95f6-c25765e0d90b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_ucbi_NumberOfBranches_aad2f1ae-29dd-45c6-a512-0d36042fa5ec" xlink:href="ucbi-20220331.xsd#ucbi_NumberOfBranches"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_2f9d96e9-0df8-4af4-95f6-c25765e0d90b" xlink:to="loc_ucbi_NumberOfBranches_aad2f1ae-29dd-45c6-a512-0d36042fa5ec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_5faaa002-0fb5-4945-8e86-01e385062595" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Assets"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_2f9d96e9-0df8-4af4-95f6-c25765e0d90b" xlink:to="loc_us-gaap_Assets_5faaa002-0fb5-4945-8e86-01e385062595" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NotesReceivableGross_8c0d1297-f147-4010-ae71-340ddd7e9d0b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NotesReceivableGross"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_2f9d96e9-0df8-4af4-95f6-c25765e0d90b" xlink:to="loc_us-gaap_NotesReceivableGross_8c0d1297-f147-4010-ae71-340ddd7e9d0b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Deposits_b4e4faa1-e96a-489e-8c13-b787b5008090" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Deposits"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_2f9d96e9-0df8-4af4-95f6-c25765e0d90b" xlink:to="loc_us-gaap_Deposits_b4e4faa1-e96a-489e-8c13-b787b5008090" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsUnderManagementCarryingAmount_f5ea22a6-973c-4b03-b5c6-630c3528457a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetsUnderManagementCarryingAmount"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventLineItems_2f9d96e9-0df8-4af4-95f6-c25765e0d90b" xlink:to="loc_us-gaap_AssetsUnderManagementCarryingAmount_f5ea22a6-973c-4b03-b5c6-630c3528457a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
</link:linkbase>
