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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_dei_DocumentFiscalYearFocus" xml:lang="en-US">Document Fiscal Year Focus</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_dei_DocumentFiscalYearFocus" xml:lang="en-US">Document Fiscal Year Focus</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="loc_2JF107H7I93I_us-gaap_IncomeStatementAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_IncomeStatementAbstract" xml:lang="en-US">Income Statement [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_IncomeStatementAbstract" xml:lang="en-US">Statement of Operations</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestAndDividendIncomeOperatingAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_InterestAndDividendIncomeOperatingAbstract"/>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestAndDividendIncomeSecurities" xml:lang="en-US">Investment securities, including tax exempt of $166 and $158</label>
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<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_FederalFundsSoldCommercialPaperAndDepositsInBanks" xlink:label="loc_2JF107H7I93I_ucbi_FederalFundsSoldCommercialPaperAndDepositsInBanks"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_FederalFundsSoldCommercialPaperAndDepositsInBanks" xml:lang="en-US">Federal Funds Sold Commercial Paper and Deposits In Banks</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_FederalFundsSoldCommercialPaperAndDepositsInBanks" xml:lang="en-US">Deposits in banks and short-term investments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_FederalFundsSoldCommercialPaperAndDepositsInBanks" xml:lang="en-US">Federal funds sold, commercial paper and deposits in banks.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_FederalFundsSoldCommercialPaperAndDepositsInBanks" xlink:to="lab_4LH329J9K15K_ucbi_FederalFundsSoldCommercialPaperAndDepositsInBanks"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestAndDividendIncomeOperating" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_InterestAndDividendIncomeOperating"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestAndDividendIncomeOperating" xml:lang="en-US">Interest and Dividend Income, Operating</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestAndDividendIncomeOperating" xml:lang="en-US">Total interest revenue</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestAndDividendIncomeOperating" xml:lang="en-US">Total interest revenue</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_InterestAndDividendIncomeOperating" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_InterestAndDividendIncomeOperating"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestExpenseAbstract" xlink:label="loc_2JF107H7I93I_us-gaap_InterestExpenseAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_InterestExpenseAbstract" xml:lang="en-US">Interest Expense [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_InterestExpenseAbstract" xml:lang="en-US">Interest expense:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_InterestExpenseAbstract" xlink:to="lab_4LH329J9K15K_us-gaap_InterestExpenseAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DepositsAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DepositsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DepositsAbstract" xml:lang="en-US">Deposits [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DepositsAbstract" xml:lang="en-US">Deposits:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_DepositsAbstract" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_DepositsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestExpenseNegotiableOrderOfWithdrawalNOWDeposits" xlink:label="loc_2JF107H7I93I_us-gaap_InterestExpenseNegotiableOrderOfWithdrawalNOWDeposits"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_InterestExpenseNegotiableOrderOfWithdrawalNOWDeposits" xml:lang="en-US">Interest Expense, Negotiable Order Of Withdrawal (Now) Deposits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_InterestExpenseNegotiableOrderOfWithdrawalNOWDeposits" xml:lang="en-US">NOW</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_InterestExpenseNegotiableOrderOfWithdrawalNOWDeposits" xlink:to="lab_4LH329J9K15K_us-gaap_InterestExpenseNegotiableOrderOfWithdrawalNOWDeposits"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestExpenseMoneyMarketDeposits" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_InterestExpenseMoneyMarketDeposits"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestExpenseMoneyMarketDeposits" xml:lang="en-US">Interest Expense, Money Market Deposits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestExpenseMoneyMarketDeposits" xml:lang="en-US">Money market deposit interest expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestExpenseMoneyMarketDeposits" xml:lang="en-US">Money market</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_InterestExpenseMoneyMarketDeposits" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_InterestExpenseMoneyMarketDeposits"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestExpenseSavingsDeposits" xlink:label="loc_2JF107H7I93I_us-gaap_InterestExpenseSavingsDeposits"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_InterestExpenseSavingsDeposits" xml:lang="en-US">Interest Expense, Savings Deposits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_InterestExpenseSavingsDeposits" xml:lang="en-US">Savings</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_InterestExpenseSavingsDeposits" xlink:to="lab_4LH329J9K15K_us-gaap_InterestExpenseSavingsDeposits"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestExpenseTimeDeposits" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_InterestExpenseTimeDeposits"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestExpenseTimeDeposits" xml:lang="en-US">Interest Expense, Time Deposits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestExpenseTimeDeposits" xml:lang="en-US">Time</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestExpenseTimeDeposits" xml:lang="en-US">Time deposit interest expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_InterestExpenseTimeDeposits" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_InterestExpenseTimeDeposits"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestExpenseDeposits" xlink:label="loc_2JF107H7I93I_us-gaap_InterestExpenseDeposits"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_InterestExpenseDeposits" xml:lang="en-US">Interest Expense, Deposits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_InterestExpenseDeposits" xml:lang="en-US">Total deposit interest expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_us-gaap_InterestExpenseDeposits" xml:lang="en-US">Total deposit interest expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_InterestExpenseDeposits" xlink:to="lab_4LH329J9K15K_us-gaap_InterestExpenseDeposits"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestExpenseShortTermBorrowings" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_InterestExpenseShortTermBorrowings"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestExpenseShortTermBorrowings" xml:lang="en-US">Interest Expense, Short-term Borrowings</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestExpenseShortTermBorrowings" xml:lang="en-US">Short-term borrowings</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_InterestExpenseShortTermBorrowings" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_InterestExpenseShortTermBorrowings"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesShortTerm" xlink:label="loc_2JF107H7I93I_us-gaap_InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesShortTerm"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesShortTerm" xml:lang="en-US">Interest Expense, Federal Home Loan Bank and Federal Reserve Bank Advances, Short-Term</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesShortTerm" xml:lang="en-US">Federal Home Loan Bank advances</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesShortTerm" xlink:to="lab_4LH329J9K15K_us-gaap_InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesShortTerm"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestExpenseLongTermDebt" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_InterestExpenseLongTermDebt"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestExpenseLongTermDebt" xml:lang="en-US">Interest Expense, Long-Term Debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestExpenseLongTermDebt" xml:lang="en-US">Long-term debt</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_InterestExpenseLongTermDebt" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_InterestExpenseLongTermDebt"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestExpense" xlink:label="loc_2JF107H7I93I_us-gaap_InterestExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_InterestExpense" xml:lang="en-US">Interest Expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_InterestExpense" xml:lang="en-US">Interest expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_us-gaap_InterestExpense" xml:lang="en-US">Total interest expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_InterestExpense" xlink:to="lab_4LH329J9K15K_us-gaap_InterestExpense"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestIncomeExpenseNet" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_InterestIncomeExpenseNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestIncomeExpenseNet" xml:lang="en-US">Interest Income (Expense), Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestIncomeExpenseNet" xml:lang="en-US">Net interest revenue</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestIncomeExpenseNet" xml:lang="en-US">Net interest revenue</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_InterestIncomeExpenseNet" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_InterestIncomeExpenseNet"/>





<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss" xml:lang="en-US">Interest Income (Expense), After Provision For Loan Loss</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss" xml:lang="en-US">Net interest revenue after provision for loan losses</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss" xml:lang="en-US">Net interest revenue after provision for credit losses</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NoninterestIncomeAbstract" xlink:label="loc_2JF107H7I93I_us-gaap_NoninterestIncomeAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_NoninterestIncomeAbstract" xml:lang="en-US">Noninterest Income [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_NoninterestIncomeAbstract" xml:lang="en-US">Fee revenue:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_NoninterestIncomeAbstract" xlink:to="lab_4LH329J9K15K_us-gaap_NoninterestIncomeAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FeesAndCommissionsDepositorAccounts" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FeesAndCommissionsDepositorAccounts"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FeesAndCommissionsDepositorAccounts" xml:lang="en-US">Fees and Commissions, Depositor Accounts</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FeesAndCommissionsDepositorAccounts" xml:lang="en-US">Shared service fees from subsidiaries</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FeesAndCommissionsDepositorAccounts" xml:lang="en-US">Service charges and fees</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FeesAndCommissionsDepositorAccounts" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FeesAndCommissionsDepositorAccounts"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FeesAndCommissionsMortgageBanking" xlink:label="loc_2JF107H7I93I_us-gaap_FeesAndCommissionsMortgageBanking"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FeesAndCommissionsMortgageBanking" xml:lang="en-US">Fees and Commissions, Mortgage Banking</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FeesAndCommissionsMortgageBanking" xml:lang="en-US">Mortgage loan and other related fees</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FeesAndCommissionsMortgageBanking" xlink:to="lab_4LH329J9K15K_us-gaap_FeesAndCommissionsMortgageBanking"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BrokerageCommissionsRevenue" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_BrokerageCommissionsRevenue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_BrokerageCommissionsRevenue" xml:lang="en-US">Brokerage Commissions Revenue</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_BrokerageCommissionsRevenue" xml:lang="en-US">Brokerage fees</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_BrokerageCommissionsRevenue" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_BrokerageCommissionsRevenue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GainLossOnSaleOfLoansAndLeases" xlink:label="loc_2JF107H7I93I_us-gaap_GainLossOnSaleOfLoansAndLeases"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_GainLossOnSaleOfLoansAndLeases" xml:lang="en-US">Gain (Loss) on Sale of Loans and Leases</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_GainLossOnSaleOfLoansAndLeases" xml:lang="en-US">Gains from sales of government guaranteed loans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_GainLossOnSaleOfLoansAndLeases" xml:lang="en-US">Gains from sales of SBA loans</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_GainLossOnSaleOfLoansAndLeases" xlink:to="lab_4LH329J9K15K_us-gaap_GainLossOnSaleOfLoansAndLeases"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GainLossOnSaleOfSecuritiesNet" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_GainLossOnSaleOfSecuritiesNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_GainLossOnSaleOfSecuritiesNet" xml:lang="en-US">Gain (Loss) On Sale Of Securities, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_GainLossOnSaleOfSecuritiesNet" xml:lang="en-US">Securities gains, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_GainLossOnSaleOfSecuritiesNet" xml:lang="en-US">Net gains on sales of securities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_GainLossOnSaleOfSecuritiesNet" xml:lang="en-US">Securities gains, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_GainLossOnSaleOfSecuritiesNet" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_GainLossOnSaleOfSecuritiesNet"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_FeesRevenueLossFromPrepaymentOfDebt" xlink:label="loc_2JF107H7I93I_ucbi_FeesRevenueLossFromPrepaymentOfDebt"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_FeesRevenueLossFromPrepaymentOfDebt" xml:lang="en-US">Fees Revenue Loss From Prepayment Of Debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_FeesRevenueLossFromPrepaymentOfDebt" xml:lang="en-US">Loss from prepayment of debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_FeesRevenueLossFromPrepaymentOfDebt" xml:lang="en-US">Aggregate revenue generated in form of interest and fees, amounts in connection with loss from prepayment of debts.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_FeesRevenueLossFromPrepaymentOfDebt" xlink:to="lab_4LH329J9K15K_ucbi_FeesRevenueLossFromPrepaymentOfDebt"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NoninterestIncomeOther" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_NoninterestIncomeOther"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_NoninterestIncomeOther" xml:lang="en-US">Noninterest Income, Other</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_NoninterestIncomeOther" xml:lang="en-US">Other fee revenue</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_NoninterestIncomeOther" xml:lang="en-US">Other</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_NoninterestIncomeOther" xml:lang="en-US">Loan interest revenue</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_NoninterestIncomeOther" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_NoninterestIncomeOther"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NoninterestIncome" xlink:label="loc_2JF107H7I93I_us-gaap_NoninterestIncome"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_NoninterestIncome" xml:lang="en-US">Noninterest Income</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_NoninterestIncome" xml:lang="en-US">Total fee revenue</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_us-gaap_NoninterestIncome" xml:lang="en-US">Total fee revenue</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_NoninterestIncome" xlink:to="lab_4LH329J9K15K_us-gaap_NoninterestIncome"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_Revenues" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_Revenues"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_Revenues" xml:lang="en-US">Revenues</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_Revenues" xml:lang="en-US">Revenue, Actual MoneyTree from May 1, 2015 - September 30, 2015</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_Revenues" xml:lang="en-US">Total revenue</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_Revenues" xml:lang="en-US">Total revenue</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_Revenues" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_Revenues"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="loc_2JF107H7I93I_us-gaap_OperatingExpensesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_OperatingExpensesAbstract" xml:lang="en-US">Operating Expenses [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_OperatingExpensesAbstract" xml:lang="en-US">Operating expenses:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_OperatingExpensesAbstract" xlink:to="lab_4LH329J9K15K_us-gaap_OperatingExpensesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LaborAndRelatedExpense" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_LaborAndRelatedExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LaborAndRelatedExpense" xml:lang="en-US">Labor and Related Expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LaborAndRelatedExpense" xml:lang="en-US">Salaries and employee benefits</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_LaborAndRelatedExpense" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_LaborAndRelatedExpense"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_CommunicationsAndEquipment" xlink:label="loc_2JF107H7I93I_ucbi_CommunicationsAndEquipment"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_CommunicationsAndEquipment" xml:lang="en-US">Communications and Equipment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_CommunicationsAndEquipment" xml:lang="en-US">Communications and equipment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_CommunicationsAndEquipment" xml:lang="en-US">Communications and equipment.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_CommunicationsAndEquipment" xlink:to="lab_4LH329J9K15K_ucbi_CommunicationsAndEquipment"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OccupancyNet" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_OccupancyNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_OccupancyNet" xml:lang="en-US">Occupancy, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_OccupancyNet" xml:lang="en-US">Occupancy</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_OccupancyNet" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_OccupancyNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MarketingAndAdvertisingExpense" xlink:label="loc_2JF107H7I93I_us-gaap_MarketingAndAdvertisingExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_MarketingAndAdvertisingExpense" xml:lang="en-US">Marketing and Advertising Expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_MarketingAndAdvertisingExpense" xml:lang="en-US">Advertising and public relations</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_MarketingAndAdvertisingExpense" xlink:to="lab_4LH329J9K15K_us-gaap_MarketingAndAdvertisingExpense"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SuppliesAndPostageExpense" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_SuppliesAndPostageExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SuppliesAndPostageExpense" xml:lang="en-US">Supplies and Postage Expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SuppliesAndPostageExpense" xml:lang="en-US">Postage, printing and supplies</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_SuppliesAndPostageExpense" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_SuppliesAndPostageExpense"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProfessionalFees" xlink:label="loc_2JF107H7I93I_us-gaap_ProfessionalFees"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ProfessionalFees" xml:lang="en-US">Professional Fees</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ProfessionalFees" xml:lang="en-US">Professional fees</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ProfessionalFees" xlink:to="lab_4LH329J9K15K_us-gaap_ProfessionalFees"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_FdicAssessmentsAndOtherRegulatoryCharges" xlink:label="loc_31290F3J262G9III3F2F_ucbi_FdicAssessmentsAndOtherRegulatoryCharges"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_FdicAssessmentsAndOtherRegulatoryCharges" xml:lang="en-US">Fdic Assessments and Other Regulatory Charges</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_FdicAssessmentsAndOtherRegulatoryCharges" xml:lang="en-US">FDIC assessments and other regulatory charges</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_FdicAssessmentsAndOtherRegulatoryCharges" xml:lang="en-US">FDIC assessments and other regulatory charges.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_FdicAssessmentsAndOtherRegulatoryCharges" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_FdicAssessmentsAndOtherRegulatoryCharges"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="loc_2JF107H7I93I_us-gaap_AmortizationOfIntangibleAssets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_AmortizationOfIntangibleAssets" xml:lang="en-US">Amortization of Intangible Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_AmortizationOfIntangibleAssets" xml:lang="en-US">Amortization of intangibles</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_AmortizationOfIntangibleAssets" xml:lang="en-US">Amortization expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_AmortizationOfIntangibleAssets" xlink:to="lab_4LH329J9K15K_us-gaap_AmortizationOfIntangibleAssets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationAcquisitionRelatedCosts" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_BusinessCombinationAcquisitionRelatedCosts"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_BusinessCombinationAcquisitionRelatedCosts" xml:lang="en-US">Business Combination, Acquisition Related Costs</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_BusinessCombinationAcquisitionRelatedCosts" xml:lang="en-US">Acquisition related costs excluded from pro forma</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_BusinessCombinationAcquisitionRelatedCosts" xml:lang="en-US">Merger-related and other charges</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_BusinessCombinationAcquisitionRelatedCosts" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_BusinessCombinationAcquisitionRelatedCosts"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherNoninterestExpense" xlink:label="loc_2JF107H7I93I_us-gaap_OtherNoninterestExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_OtherNoninterestExpense" xml:lang="en-US">Other Noninterest Expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_OtherNoninterestExpense" xml:lang="en-US">Other expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_OtherNoninterestExpense" xml:lang="en-US">Other</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_OtherNoninterestExpense" xlink:to="lab_4LH329J9K15K_us-gaap_OtherNoninterestExpense"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NoninterestExpense" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_NoninterestExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_NoninterestExpense" xml:lang="en-US">Noninterest Expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_NoninterestExpense" xml:lang="en-US">Total operating expenses</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_NoninterestExpense" xml:lang="en-US">Total operating expenses</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_NoninterestExpense" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_NoninterestExpense"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="loc_2JF107H7I93I_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xml:lang="en-US">Income (Loss) From Continuing Operations Before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xml:lang="en-US">Net income, Before-tax Amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xml:lang="en-US">Net income (loss) from continuing operations, Before-tax Amount</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:label="loc_2JF107H7I93I_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="lab_4LH329J9K15K_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xml:lang="en-US">Net of tax</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_EarningsPerShareAbstract"/>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OtherComprehensiveIncomeLossAmortizationOfPriorServiceCostAndActuarialLossesIncludeNetPeriodicPensionCostForDefinedBenefitPensionPlanNetOfTax" xml:lang="en-US">Reclassification of unamortized prior service cost and actuarial losses, Net of Tax Amount</label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OtherComprehensiveIncomeLossAmortizationOfPriorServiceCostAndActuarialLossesIncludeNetPeriodicPensionCostForDefinedBenefitPensionPlanNetOfTax" xml:lang="en-US">Other comprehensive income amortization of prior service cost and actuarial losses included in net periodic pension cost for defined benefit pension plan, net of tax.</label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent" xml:lang="en-US">Net defined benefit pension plan activity, Before-tax Amount</label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax" xml:lang="en-US">Net defined benefit pension plan activity, Tax (Expense) Benefit</label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_StatementOfFinancialPositionAbstract" xml:lang="en-US">Consolidated Balance Sheet [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_StatementOfFinancialPositionAbstract" xml:lang="en-US">Balance Sheet</label>
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<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_PreferredClassHMember" xlink:label="loc_2JF107H7I93I_ucbi_PreferredClassHMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_PreferredClassHMember" xml:lang="en-US">Preferred Class H [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_PreferredClassHMember" xml:lang="en-US">Preferred stock Series H</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_PreferredClassHMember" xml:lang="en-US">Outstanding nonredeemable preferred class H stock or outstanding convertible preferred class A stock. Classified within stockholders' equity if nonredeemable or redeemable solely at the option of the issuer. Classified within temporary equity if redemption is outside the control of the issuer.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_PreferredClassHMember" xlink:to="lab_4LH329J9K15K_ucbi_PreferredClassHMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_AssetsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AssetsAbstract" xml:lang="en-US">Assets [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AssetsAbstract" xml:lang="en-US">Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AssetsAbstract" xml:lang="en-US">ASSETS</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_AssetsAbstract" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_AssetsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashAndDueFromBanks" xlink:label="loc_2JF107H7I93I_us-gaap_CashAndDueFromBanks"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_CashAndDueFromBanks" xml:lang="en-US">Cash and Due From Banks</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_CashAndDueFromBanks" xml:lang="en-US">Cash and due from banks</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_CashAndDueFromBanks" xlink:to="lab_4LH329J9K15K_us-gaap_CashAndDueFromBanks"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestBearingDepositsInBanks" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_InterestBearingDepositsInBanks"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestBearingDepositsInBanks" xml:lang="en-US">Interest-Bearing Deposits In Banks and Other Financial Institutions</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestBearingDepositsInBanks" xml:lang="en-US">Interest-bearing deposits in banks</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_InterestBearingDepositsInBanks" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_InterestBearingDepositsInBanks"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashCashEquivalentsAndFederalFundsSold" xlink:label="loc_2JF107H7I93I_us-gaap_CashCashEquivalentsAndFederalFundsSold"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_CashCashEquivalentsAndFederalFundsSold" xml:lang="en-US">Cash, Cash Equivalents, and Federal Funds Sold</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_CashCashEquivalentsAndFederalFundsSold" xml:lang="en-US">Cash</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_us-gaap_CashCashEquivalentsAndFederalFundsSold" xml:lang="en-US">Cash and cash equivalents</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_CashCashEquivalentsAndFederalFundsSold" xlink:to="lab_4LH329J9K15K_us-gaap_CashCashEquivalentsAndFederalFundsSold"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecurities" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_AvailableForSaleSecurities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AvailableForSaleSecurities" xml:lang="en-US">Available-For-Sale Securities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AvailableForSaleSecurities" xml:lang="en-US">Available-for-Sale, Fair Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AvailableForSaleSecurities" xml:lang="en-US">Securities available for sale</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AvailableForSaleSecurities" xml:lang="en-US">Fair Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AvailableForSaleSecurities" xml:lang="en-US">Available-for-Sale, Fair Value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_AvailableForSaleSecurities" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_AvailableForSaleSecurities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_HeldToMaturitySecurities" xlink:label="loc_2JF107H7I93I_us-gaap_HeldToMaturitySecurities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_HeldToMaturitySecurities" xml:lang="en-US">Held-To-Maturity Securities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_HeldToMaturitySecurities" xml:lang="en-US">Securities held to maturity, Carrying Amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_HeldToMaturitySecurities" xml:lang="en-US">Securities held to maturity (fair value $363,092 and $371,658)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_HeldToMaturitySecurities" xlink:to="lab_4LH329J9K15K_us-gaap_HeldToMaturitySecurities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupMortgage" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupMortgage"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupMortgage" xml:lang="en-US">Loans Receivable Held-for-sale, Net, Not Part of Disposal Group, Mortgage</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupMortgage" xml:lang="en-US">Mortgage loans held for sale</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupMortgage" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupMortgage"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome" xlink:label="loc_2JF107H7I93I_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome" xml:lang="en-US">Loans and Leases Receivable, Net of Deferred Income</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome" xml:lang="en-US">Total loans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome" xml:lang="en-US">Loans, net of unearned income</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome" xml:lang="en-US">Loans Outstanding, Ending Balance</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome" xlink:to="lab_4LH329J9K15K_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LoansAndLeasesReceivableAllowance" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_LoansAndLeasesReceivableAllowance"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LoansAndLeasesReceivableAllowance" xml:lang="en-US">Loans and Leases Receivable, Allowance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LoansAndLeasesReceivableAllowance" xml:lang="en-US">Less allowance for loan losses</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LoansAndLeasesReceivableAllowance" xml:lang="en-US">Total ending allowance balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LoansAndLeasesReceivableAllowance" xml:lang="en-US">Balance beginning of period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LoansAndLeasesReceivableAllowance" xml:lang="en-US">Balance end of period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LoansAndLeasesReceivableAllowance" xml:lang="en-US">Less allowance for loan losses</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_LoansAndLeasesReceivableAllowance" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_LoansAndLeasesReceivableAllowance"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LoansAndLeasesReceivableNetReportedAmount" xlink:label="loc_2JF107H7I93I_us-gaap_LoansAndLeasesReceivableNetReportedAmount"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_LoansAndLeasesReceivableNetReportedAmount" xml:lang="en-US">Loans, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_LoansAndLeasesReceivableNetReportedAmount" xml:lang="en-US">Loans, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_LoansAndLeasesReceivableNetReportedAmount" xml:lang="en-US">Loans, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_us-gaap_LoansAndLeasesReceivableNetReportedAmount" xml:lang="en-US">Loans, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_LoansAndLeasesReceivableNetReportedAmount" xlink:to="lab_4LH329J9K15K_us-gaap_LoansAndLeasesReceivableNetReportedAmount"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_PropertyPlantAndEquipmentNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PropertyPlantAndEquipmentNet" xml:lang="en-US">Property, Plant and Equipment, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PropertyPlantAndEquipmentNet" xml:lang="en-US">Premises and equipment, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PropertyPlantAndEquipmentNet" xml:lang="en-US">Premises and equipment, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_PropertyPlantAndEquipmentNet" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_PropertyPlantAndEquipmentNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BankOwnedLifeInsurance" xlink:label="loc_2JF107H7I93I_us-gaap_BankOwnedLifeInsurance"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_BankOwnedLifeInsurance" xml:lang="en-US">Bank Owned Life Insurance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_BankOwnedLifeInsurance" xml:lang="en-US">Bank owned life insurance</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_BankOwnedLifeInsurance" xlink:to="lab_4LH329J9K15K_us-gaap_BankOwnedLifeInsurance"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccruedInvestmentIncomeReceivable" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_AccruedInvestmentIncomeReceivable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AccruedInvestmentIncomeReceivable" xml:lang="en-US">Accrued Investment Income Receivable</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AccruedInvestmentIncomeReceivable" xml:lang="en-US">Accrued interest receivable</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_AccruedInvestmentIncomeReceivable" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_AccruedInvestmentIncomeReceivable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNet" xlink:label="loc_2JF107H7I93I_us-gaap_DeferredTaxAssetsLiabilitiesNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_DeferredTaxAssetsLiabilitiesNet" xml:lang="en-US">Deferred Tax Assets, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DeferredTaxAssetsLiabilitiesNet" xml:lang="en-US">Net deferred tax asset</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_DeferredTaxAssetsLiabilitiesNet" xlink:to="lab_4LH329J9K15K_us-gaap_DeferredTaxAssetsLiabilitiesNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeAssets" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DerivativeAssets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeAssets" xml:lang="en-US">Derivative Asset</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeAssets" xml:lang="en-US">Derivative financial instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeAssets" xml:lang="en-US">Derivative financial instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeAssets" xml:lang="en-US">Derivative asset</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_DerivativeAssets" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeAssets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IntangibleAssetsNetIncludingGoodwill" xlink:label="loc_2JF107H7I93I_us-gaap_IntangibleAssetsNetIncludingGoodwill"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_IntangibleAssetsNetIncludingGoodwill" xml:lang="en-US">Intangible Assets, Net (Including Goodwill)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_IntangibleAssetsNetIncludingGoodwill" xml:lang="en-US">Total goodwill and other intangible assets, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_IntangibleAssetsNetIncludingGoodwill" xml:lang="en-US">Goodwill and other intangible assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_us-gaap_IntangibleAssetsNetIncludingGoodwill" xml:lang="en-US">Total goodwill and other intangible assets, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_IntangibleAssetsNetIncludingGoodwill" xlink:to="lab_4LH329J9K15K_us-gaap_IntangibleAssetsNetIncludingGoodwill"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherAssets" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_OtherAssets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_OtherAssets" xml:lang="en-US">Other Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_OtherAssets" xml:lang="en-US">Other assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_OtherAssets" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_OtherAssets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_Assets" xlink:label="loc_2JF107H7I93I_us-gaap_Assets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_Assets" xml:lang="en-US">Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_Assets" xml:lang="en-US">Total assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_us-gaap_Assets" xml:lang="en-US">Total assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_Assets" xlink:to="lab_4LH329J9K15K_us-gaap_Assets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LiabilitiesAndStockholdersEquityAbstract" xml:lang="en-US">Liabilities and Equity [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LiabilitiesAndStockholdersEquityAbstract" xml:lang="en-US">The contract amount of off-balance sheet instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LiabilitiesAndStockholdersEquityAbstract" xml:lang="en-US">LIABILITIES AND SHAREHOLDERS' EQUITY</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilitiesAbstract" xlink:label="loc_2JF107H7I93I_us-gaap_LiabilitiesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_LiabilitiesAbstract" xml:lang="en-US">Liabilities [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_LiabilitiesAbstract" xml:lang="en-US">Liabilities:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_LiabilitiesAbstract" xlink:to="lab_4LH329J9K15K_us-gaap_LiabilitiesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DemandDepositAccounts" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DemandDepositAccounts"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DemandDepositAccounts" xml:lang="en-US">Demand Deposit Accounts</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DemandDepositAccounts" xml:lang="en-US">Demand</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_DemandDepositAccounts" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_DemandDepositAccounts"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DepositsNegotiableOrderOfWithdrawalNOW" xlink:label="loc_2JF107H7I93I_us-gaap_DepositsNegotiableOrderOfWithdrawalNOW"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_DepositsNegotiableOrderOfWithdrawalNOW" xml:lang="en-US">Deposits, Negotiable Order Of Withdrawal (Now)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DepositsNegotiableOrderOfWithdrawalNOW" xml:lang="en-US">NOW</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_DepositsNegotiableOrderOfWithdrawalNOW" xlink:to="lab_4LH329J9K15K_us-gaap_DepositsNegotiableOrderOfWithdrawalNOW"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DepositsMoneyMarketDeposits" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DepositsMoneyMarketDeposits"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DepositsMoneyMarketDeposits" xml:lang="en-US">Deposits, Money Market Deposits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DepositsMoneyMarketDeposits" xml:lang="en-US">Money market</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_DepositsMoneyMarketDeposits" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_DepositsMoneyMarketDeposits"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DepositsSavingsDeposits" xlink:label="loc_2JF107H7I93I_us-gaap_DepositsSavingsDeposits"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_DepositsSavingsDeposits" xml:lang="en-US">Deposits, Savings Deposits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DepositsSavingsDeposits" xml:lang="en-US">Savings</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_DepositsSavingsDeposits" xlink:to="lab_4LH329J9K15K_us-gaap_DepositsSavingsDeposits"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_TimeDeposits" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_TimeDeposits"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_TimeDeposits" xml:lang="en-US">Time Deposits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_TimeDeposits" xml:lang="en-US">Time</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_TimeDeposits" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_TimeDeposits"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_Brokered" xlink:label="loc_2JF107H7I93I_ucbi_Brokered"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_Brokered" xml:lang="en-US">Brokered</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_Brokered" xml:lang="en-US">Brokered</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_Brokered" xml:lang="en-US">Brokered.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_Brokered" xlink:to="lab_4LH329J9K15K_ucbi_Brokered"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_Deposits" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_Deposits"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_Deposits" xml:lang="en-US">Deposits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_Deposits" xml:lang="en-US">Deposits, Carrying Amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_Deposits" xml:lang="en-US">Total deposits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_Deposits" xml:lang="en-US">Total deposits</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_Deposits" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_Deposits"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_FederalFundsPurchasedRepurchaseAgreementsAndOtherShortTermBorrowingsTime" xlink:label="loc_2JF107H7I93I_ucbi_FederalFundsPurchasedRepurchaseAgreementsAndOtherShortTermBorrowingsTime"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_FederalFundsPurchasedRepurchaseAgreementsAndOtherShortTermBorrowingsTime" xml:lang="en-US">Federal Funds Purchased Repurchase Agreements And Other Short Term Borrowings Time</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_ucbi_FederalFundsPurchasedRepurchaseAgreementsAndOtherShortTermBorrowingsTime" xml:lang="en-US">Repurchase agreements</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_FederalFundsPurchasedRepurchaseAgreementsAndOtherShortTermBorrowingsTime" xml:lang="en-US">Represents amount of federal funds purchased, repurchase agreements, and other short-term borrowings.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_FederalFundsPurchasedRepurchaseAgreementsAndOtherShortTermBorrowingsTime" xlink:to="lab_4LH329J9K15K_ucbi_FederalFundsPurchasedRepurchaseAgreementsAndOtherShortTermBorrowingsTime"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate" xml:lang="en-US">Federal Home Loan Bank, Advances, Maturities Summary, Due in Next Twelve Months</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate" xml:lang="en-US">Federal Home Loan Bank advances, Carrying Amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate" xml:lang="en-US">Federal Home Loan Bank advances</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebt" xlink:label="loc_2JF107H7I93I_us-gaap_LongTermDebt"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_LongTermDebt" xml:lang="en-US">Long-term Debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_LongTermDebt" xml:lang="en-US">Long-term debt, Carrying Amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_LongTermDebt" xml:lang="en-US">Long-term debt</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_LongTermDebt" xlink:to="lab_4LH329J9K15K_us-gaap_LongTermDebt"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeLiabilities" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DerivativeLiabilities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeLiabilities" xml:lang="en-US">Derivative Liability</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeLiabilities" xml:lang="en-US">Derivative financial instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeLiabilities" xml:lang="en-US">Derivative liability</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeLiabilities" xml:lang="en-US">Derivative liability</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_DerivativeLiabilities" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeLiabilities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccruedLiabilitiesAndOtherLiabilities" xlink:label="loc_2JF107H7I93I_us-gaap_AccruedLiabilitiesAndOtherLiabilities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_AccruedLiabilitiesAndOtherLiabilities" xml:lang="en-US">Accrued Liabilities and Other Liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_AccruedLiabilitiesAndOtherLiabilities" xml:lang="en-US">Accrued expenses and other liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_AccruedLiabilitiesAndOtherLiabilities" xlink:to="lab_4LH329J9K15K_us-gaap_AccruedLiabilitiesAndOtherLiabilities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_Liabilities" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_Liabilities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_Liabilities" xml:lang="en-US">Liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_Liabilities" xml:lang="en-US">Total liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_Liabilities" xml:lang="en-US">Total liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_Liabilities" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_Liabilities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="loc_2JF107H7I93I_us-gaap_StockholdersEquityAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_StockholdersEquityAbstract" xml:lang="en-US">Stockholders' Equity Attributable To Parent [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_StockholdersEquityAbstract" xml:lang="en-US">Shareholders' equity:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_StockholdersEquityAbstract" xlink:to="lab_4LH329J9K15K_us-gaap_StockholdersEquityAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PreferredStockValue" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_PreferredStockValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PreferredStockValue" xml:lang="en-US">Preferred Stock, Value, Issued</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PreferredStockValue" xml:lang="en-US">Preferred stock</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_PreferredStockValue" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_PreferredStockValue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockValue" xlink:label="loc_2JF107H7I93I_us-gaap_CommonStockValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_CommonStockValue" xml:lang="en-US">Common Stock, Value, Issued</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_CommonStockValue" xml:lang="en-US">Sale of qualifying common equity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_CommonStockValue" xml:lang="en-US">Common stock</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_CommonStockValue" xlink:to="lab_4LH329J9K15K_us-gaap_CommonStockValue"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_CommonStocksIssuable" xlink:label="loc_31290F3J262G9III3F2F_ucbi_CommonStocksIssuable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_CommonStocksIssuable" xml:lang="en-US">Common Stocks Issuable</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_CommonStocksIssuable" xml:lang="en-US">Common stock issuable; 496,515 and 458,953 shares</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_CommonStocksIssuable" xml:lang="en-US">Common stock issuable.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_CommonStocksIssuable" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_CommonStocksIssuable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdditionalPaidInCapital" xlink:label="loc_2JF107H7I93I_us-gaap_AdditionalPaidInCapital"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_AdditionalPaidInCapital" xml:lang="en-US">Additional Paid In Capital</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_AdditionalPaidInCapital" xml:lang="en-US">Capital surplus</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_AdditionalPaidInCapital" xlink:to="lab_4LH329J9K15K_us-gaap_AdditionalPaidInCapital"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_RetainedEarningsAccumulatedDeficit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_RetainedEarningsAccumulatedDeficit" xml:lang="en-US">Retained Earnings (Accumulated Deficit)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_RetainedEarningsAccumulatedDeficit" xml:lang="en-US">Accumulated deficit</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_RetainedEarningsAccumulatedDeficit" xml:lang="en-US">Accumulated deficit</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_RetainedEarningsAccumulatedDeficit" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_RetainedEarningsAccumulatedDeficit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_2JF107H7I93I_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss), Net Of Tax</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xml:lang="en-US">Accumulated other comprehensive loss</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xml:lang="en-US">Accumulated other comprehensive loss</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xml:lang="en-US">Accumulated other comprehensive loss</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:to="lab_4LH329J9K15K_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_StockholdersEquity"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_StockholdersEquity" xml:lang="en-US">Stockholders' Equity Attributable To Parent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_StockholdersEquity" xml:lang="en-US">Shareholders' equity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_StockholdersEquity" xml:lang="en-US">Total shareholders' equity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_StockholdersEquity" xml:lang="en-US">Balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_StockholdersEquity" xml:lang="en-US">Balance</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_StockholdersEquity" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_StockholdersEquity"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="loc_2JF107H7I93I_us-gaap_LiabilitiesAndStockholdersEquity"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_LiabilitiesAndStockholdersEquity" xml:lang="en-US">Liabilities and Equity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_LiabilitiesAndStockholdersEquity" xml:lang="en-US">Total liabilities and shareholders' equity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_us-gaap_LiabilitiesAndStockholdersEquity" xml:lang="en-US">Total liabilities and shareholders' equity</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_LiabilitiesAndStockholdersEquity" xlink:to="lab_4LH329J9K15K_us-gaap_LiabilitiesAndStockholdersEquity"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_HeldToMaturitySecuritiesFairValue" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_HeldToMaturitySecuritiesFairValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_HeldToMaturitySecuritiesFairValue" xml:lang="en-US">Held-to-Maturity, Fair value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_HeldToMaturitySecuritiesFairValue" xml:lang="en-US">Securities held to maturity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_HeldToMaturitySecuritiesFairValue" xml:lang="en-US">Held to maturity, fair value (in dollars)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_HeldToMaturitySecuritiesFairValue" xml:lang="en-US">Fair Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_HeldToMaturitySecuritiesFairValue" xml:lang="en-US">Held-to-Maturity, Fair value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_HeldToMaturitySecuritiesFairValue" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_HeldToMaturitySecuritiesFairValue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PreferredStockParOrStatedValuePerShare" xlink:label="loc_2JF107H7I93I_us-gaap_PreferredStockParOrStatedValuePerShare"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_PreferredStockParOrStatedValuePerShare" xml:lang="en-US">Preferred stock, par value (in dollars per share)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_PreferredStockParOrStatedValuePerShare" xlink:to="lab_4LH329J9K15K_us-gaap_PreferredStockParOrStatedValuePerShare"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_PreferredStockSharesAuthorized"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PreferredStockSharesAuthorized" xml:lang="en-US">Preferred Stock, Shares Authorized</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PreferredStockSharesAuthorized" xml:lang="en-US">Preferred stock, shares authorized</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_PreferredStockSharesAuthorized" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_PreferredStockSharesAuthorized"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PreferredStockSharesIssued" xlink:label="loc_2JF107H7I93I_us-gaap_PreferredStockSharesIssued"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_PreferredStockSharesIssued" xml:lang="en-US">Preferred Stock, Shares Issued</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_PreferredStockSharesIssued" xml:lang="en-US">Preferred stock, shares issued</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_PreferredStockSharesIssued" xlink:to="lab_4LH329J9K15K_us-gaap_PreferredStockSharesIssued"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PreferredStockSharesOutstanding" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_PreferredStockSharesOutstanding"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PreferredStockSharesOutstanding" xml:lang="en-US">Preferred Stock, Shares Outstanding</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PreferredStockSharesOutstanding" xml:lang="en-US">Number preferred stock shares outstanding</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PreferredStockSharesOutstanding" xml:lang="en-US">Preferred stock, shares Outstanding</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_PreferredStockSharesOutstanding" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_PreferredStockSharesOutstanding"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_2JF107H7I93I_us-gaap_CommonStockParOrStatedValuePerShare"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_CommonStockParOrStatedValuePerShare" xml:lang="en-US">Common Stock, Par Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_CommonStockParOrStatedValuePerShare" xml:lang="en-US">Common stock, par value (in dollars per share)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_CommonStockParOrStatedValuePerShare" xlink:to="lab_4LH329J9K15K_us-gaap_CommonStockParOrStatedValuePerShare"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_CommonStockSharesAuthorized"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CommonStockSharesAuthorized" xml:lang="en-US">Common Stock, Shares Authorized</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CommonStockSharesAuthorized" xml:lang="en-US">Common stock, shares authorized</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_CommonStockSharesAuthorized" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_CommonStockSharesAuthorized"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="loc_2JF107H7I93I_us-gaap_CommonStockSharesIssued"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_CommonStockSharesIssued" xml:lang="en-US">Common Stock, Shares Issued</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_CommonStockSharesIssued" xml:lang="en-US">Common stock, shares issued</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_CommonStockSharesIssued" xlink:to="lab_4LH329J9K15K_us-gaap_CommonStockSharesIssued"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_CommonStockSharesOutstanding"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CommonStockSharesOutstanding" xml:lang="en-US">Common Stock, Shares Outstanding</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CommonStockSharesOutstanding" xml:lang="en-US">Common stock, shares outstanding</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_CommonStockSharesOutstanding" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_CommonStockSharesOutstanding"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_CommonStockIssuableShares" xlink:label="loc_2JF107H7I93I_ucbi_CommonStockIssuableShares"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_CommonStockIssuableShares" xml:lang="en-US">Common Stock Issuable, Shares</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_CommonStockIssuableShares" xml:lang="en-US">Common stock issuable, shares</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_CommonStockIssuableShares" xml:lang="en-US">Common stock issuable, shares.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_CommonStockIssuableShares" xlink:to="lab_4LH329J9K15K_ucbi_CommonStockIssuableShares"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_StatementOfStockholdersEquityAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_StatementOfStockholdersEquityAbstract" xml:lang="en-US">Consolidated Statement Of Changes In Shareholders' Equity [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_StatementOfStockholdersEquityAbstract" xml:lang="en-US">Consolidated Statement of Changes in Shareholders' Equity [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_StatementOfStockholdersEquityAbstract" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_StatementOfStockholdersEquityAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SeriesBPreferredStockMember" xlink:label="loc_2JF107H7I93I_us-gaap_SeriesBPreferredStockMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_SeriesBPreferredStockMember" xml:lang="en-US">Series B Preferred Stock [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SeriesBPreferredStockMember" xml:lang="en-US">Series B Preferred Stock [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SeriesBPreferredStockMember" xml:lang="en-US">Series B Preferred Stock</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_SeriesBPreferredStockMember" xlink:to="lab_4LH329J9K15K_us-gaap_SeriesBPreferredStockMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SeriesDPreferredStockMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_SeriesDPreferredStockMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SeriesDPreferredStockMember" xml:lang="en-US">Series D Preferred Stock [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SeriesDPreferredStockMember" xml:lang="en-US">Series D Preferred Stock [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SeriesDPreferredStockMember" xml:lang="en-US">Series D Preferred Stock</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_SeriesDPreferredStockMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_SeriesDPreferredStockMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SeriesHPreferredStockMember" xlink:label="loc_2JF107H7I93I_us-gaap_SeriesHPreferredStockMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_SeriesHPreferredStockMember" xml:lang="en-US">Series H Preferred Stock [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SeriesHPreferredStockMember" xml:lang="en-US">Preferred Stock Series H</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SeriesHPreferredStockMember" xml:lang="en-US">Series H Preferred Stock</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_SeriesHPreferredStockMember" xlink:to="lab_4LH329J9K15K_us-gaap_SeriesHPreferredStockMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_StatementEquityComponentsAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_StatementEquityComponentsAxis" xml:lang="en-US">Statement, Equity Components [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_StatementEquityComponentsAxis" xml:lang="en-US">Statement, Equity Components [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_StatementEquityComponentsAxis" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_StatementEquityComponentsAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockMember" xlink:label="loc_2JF107H7I93I_us-gaap_CommonStockMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_CommonStockMember" xml:lang="en-US">Common Stock [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_CommonStockMember" xml:lang="en-US">Common Stock</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_CommonStockMember" xlink:to="lab_4LH329J9K15K_us-gaap_CommonStockMember"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_CommonStockIssuableMember" xlink:label="loc_31290F3J262G9III3F2F_ucbi_CommonStockIssuableMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_CommonStockIssuableMember" xml:lang="en-US">Common Stock Issuable [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_CommonStockIssuableMember" xml:lang="en-US">Common Stock Issuable</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_CommonStockIssuableMember" xml:lang="en-US">Common stock issuable.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_CommonStockIssuableMember" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_CommonStockIssuableMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="loc_2JF107H7I93I_us-gaap_AdditionalPaidInCapitalMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_AdditionalPaidInCapitalMember" xml:lang="en-US">Additional Paid In Capital [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_AdditionalPaidInCapitalMember" xml:lang="en-US">Capital Surplus</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_AdditionalPaidInCapitalMember" xlink:to="lab_4LH329J9K15K_us-gaap_AdditionalPaidInCapitalMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_RetainedEarningsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_RetainedEarningsMember" xml:lang="en-US">Retained Earnings [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_RetainedEarningsMember" xml:lang="en-US">Accumulated Deficit</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_RetainedEarningsMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_RetainedEarningsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="loc_2JF107H7I93I_us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_AccumulatedOtherComprehensiveIncomeMember" xml:lang="en-US">Accumulated Other Comprehensive Income [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_AccumulatedOtherComprehensiveIncomeMember" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:to="lab_4LH329J9K15K_us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_EquityComponentDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_EquityComponentDomain" xml:lang="en-US">Equity Component [Domain]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_EquityComponentDomain" xml:lang="en-US">Equity Component [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_EquityComponentDomain" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_EquityComponentDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:label="loc_2JF107H7I93I_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xml:lang="en-US">Increase (Decrease) In Stockholders' Equity [Roll Forward]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xml:lang="en-US">Increase (Decrease) in Stockholders' Equity [Roll Forward]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:to="lab_4LH329J9K15K_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockRedeemedOrCalledDuringPeriodValue" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_StockRedeemedOrCalledDuringPeriodValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_StockRedeemedOrCalledDuringPeriodValue" xml:lang="en-US">Stock Redeemed or Called During Period, Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_StockRedeemedOrCalledDuringPeriodValue" xml:lang="en-US">Redemption of Series B preferred stock</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_StockRedeemedOrCalledDuringPeriodValue" xml:lang="en-US">Redemption of Series H preferred stock (9,992 shares)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_StockRedeemedOrCalledDuringPeriodValue" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_StockRedeemedOrCalledDuringPeriodValue"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_CommonStockIssuedToDividendReinvestmentPlanAndEmployeeBenefitPlansValue" xlink:label="loc_2JF107H7I93I_ucbi_CommonStockIssuedToDividendReinvestmentPlanAndEmployeeBenefitPlansValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_CommonStockIssuedToDividendReinvestmentPlanAndEmployeeBenefitPlansValue" xml:lang="en-US">Common Stock Issued To Dividend Reinvestment Plan and Employee Benefit Plans Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_CommonStockIssuedToDividendReinvestmentPlanAndEmployeeBenefitPlansValue" xml:lang="en-US">Common stock issued to dividend reinvestment plan and to employee benefit plans (3,689 and 5,154 shares for March 31, 2015 and March 31, 2016 respectively)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_CommonStockIssuedToDividendReinvestmentPlanAndEmployeeBenefitPlansValue" xml:lang="en-US">This element represents value of common stock issued to dividend reinvestment plan and employee benefit plans.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_CommonStockIssuedToDividendReinvestmentPlanAndEmployeeBenefitPlansValue" xlink:to="lab_4LH329J9K15K_ucbi_CommonStockIssuedToDividendReinvestmentPlanAndEmployeeBenefitPlansValue"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_AmortizationOfStockOptionAndRestrictedStock" xlink:label="loc_31290F3J262G9III3F2F_ucbi_AmortizationOfStockOptionAndRestrictedStock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_AmortizationOfStockOptionAndRestrictedStock" xml:lang="en-US">Amortization Of Stock Option and Restricted Stock</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_AmortizationOfStockOptionAndRestrictedStock" xml:lang="en-US">Amortization of stock option and restricted stock awards</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_AmortizationOfStockOptionAndRestrictedStock" xml:lang="en-US">Amortization of stock option and restricted stock.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_AmortizationOfStockOptionAndRestrictedStock" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_AmortizationOfStockOptionAndRestrictedStock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures" xlink:label="loc_2JF107H7I93I_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures" xml:lang="en-US">Stock Issued During Period, Value, Restricted Stock Award, Net Of Forfeitures</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures" xml:lang="en-US">Vesting of restricted stock, net of shares surrendered to cover payroll taxes (31,718 shares issued, 51,326 shares deferred and 26,385 shares issued, 62,422 shares deferred for March 31, 2015 and March 31, 2016)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures" xml:lang="en-US">Vesting of restricted stock (40,751 shares issued, 72,797 shares deferred and 50,450 shares issued, 133,914 shares deferred for June 30, 2014 and June 30, 2013 respectively)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures" xlink:to="lab_4LH329J9K15K_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_DeferredCompensationPlanNetIncludingDividendEquivalents" xlink:label="loc_31290F3J262G9III3F2F_ucbi_DeferredCompensationPlanNetIncludingDividendEquivalents"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DeferredCompensationPlanNetIncludingDividendEquivalents" xml:lang="en-US">Deferred Compensation Plan Net Including Dividend Equivalents</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DeferredCompensationPlanNetIncludingDividendEquivalents" xml:lang="en-US">Deferred compensation plan, net, including dividend equivalents</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DeferredCompensationPlanNetIncludingDividendEquivalents" xml:lang="en-US">Deferred compensation plan, net, including dividend equivalents.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_DeferredCompensationPlanNetIncludingDividendEquivalents" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_DeferredCompensationPlanNetIncludingDividendEquivalents"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_SharesIssuedFromDeferredCompensationPlanShares" xlink:label="loc_2JF107H7I93I_ucbi_SharesIssuedFromDeferredCompensationPlanShares"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_SharesIssuedFromDeferredCompensationPlanShares" xml:lang="en-US">Shares Issued From Deferred Compensation Plan Shares</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_SharesIssuedFromDeferredCompensationPlanShares" xml:lang="en-US">Shares issued from deferred compensation plan (14,063 and 28,761 shares for March 31, 2015 and March 31, 2016 respectively)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_SharesIssuedFromDeferredCompensationPlanShares" xml:lang="en-US">Shares issued from deferred compensation plan (5,687 shares).</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_SharesIssuedFromDeferredCompensationPlanShares" xlink:to="lab_4LH329J9K15K_ucbi_SharesIssuedFromDeferredCompensationPlanShares"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DividendsCommonStockCash" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DividendsCommonStockCash"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DividendsCommonStockCash" xml:lang="en-US">Dividends, Common Stock, Cash</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DividendsCommonStockCash" xml:lang="en-US">Cash dividends declared on common stock ($.03 per share)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DividendsCommonStockCash" xml:lang="en-US">Common stock dividends ($.05 and $.07 per share for March 31, 2015 and March 31, 2016)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_DividendsCommonStockCash" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_DividendsCommonStockCash"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet" xlink:label="loc_2JF107H7I93I_us-gaap_AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet" xml:lang="en-US">Adjustment to Additional Paid in Capital, Income Tax Effect from Share-based Compensation, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet" xml:lang="en-US">Tax on restricted stock vesting</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet" xml:lang="en-US">Tax on option exercise and restricted stock vesting</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet" xlink:to="lab_4LH329J9K15K_us-gaap_AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DividendsPreferredStockAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DividendsPreferredStockAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DividendsPreferredStockAbstract" xml:lang="en-US">Dividends, Preferred Stock [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DividendsPreferredStockAbstract" xml:lang="en-US">Preferred stock dividends:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_DividendsPreferredStockAbstract" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_DividendsPreferredStockAbstract"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_DividendsOnSeriesHPreferredStock" xlink:label="loc_2JF107H7I93I_ucbi_DividendsOnSeriesHPreferredStock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_DividendsOnSeriesHPreferredStock" xml:lang="en-US">Dividends On Series H Preferred Stock</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_DividendsOnSeriesHPreferredStock" xml:lang="en-US">Series H</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_DividendsOnSeriesHPreferredStock" xml:lang="en-US">Dividends on series H preferred stock.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_ucbi_DividendsOnSeriesHPreferredStock" xml:lang="en-US">Series H</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_DividendsOnSeriesHPreferredStock" xlink:to="lab_4LH329J9K15K_ucbi_DividendsOnSeriesHPreferredStock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockRedeemedOrCalledDuringPeriodShares" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_StockRedeemedOrCalledDuringPeriodShares"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_StockRedeemedOrCalledDuringPeriodShares" xml:lang="en-US">Stock Redeemed or Called During Period, Shares</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_StockRedeemedOrCalledDuringPeriodShares" xml:lang="en-US">Number of shares redeemed of Series H preferred stock</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_StockRedeemedOrCalledDuringPeriodShares" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_StockRedeemedOrCalledDuringPeriodShares"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_StockIssuedDuringPeriodSharesDividendReinvestmentPlanAndEmployeeBenefitPlans" xlink:label="loc_2JF107H7I93I_ucbi_StockIssuedDuringPeriodSharesDividendReinvestmentPlanAndEmployeeBenefitPlans"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_StockIssuedDuringPeriodSharesDividendReinvestmentPlanAndEmployeeBenefitPlans" xml:lang="en-US">Stock Issued During Period Shares Dividend Reinvestment Plan and Employee Benefit Plans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_ucbi_StockIssuedDuringPeriodSharesDividendReinvestmentPlanAndEmployeeBenefitPlans" xml:lang="en-US">Number of shares issued</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_StockIssuedDuringPeriodSharesDividendReinvestmentPlanAndEmployeeBenefitPlans" xml:lang="en-US">Common stock issued to dividend reinvestment plan and employee benefit plans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_StockIssuedDuringPeriodSharesDividendReinvestmentPlanAndEmployeeBenefitPlans" xml:lang="en-US">Stock issued during period shares dividend reinvestment plan and employee benefit plans.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_StockIssuedDuringPeriodSharesDividendReinvestmentPlanAndEmployeeBenefitPlans" xlink:to="lab_4LH329J9K15K_ucbi_StockIssuedDuringPeriodSharesDividendReinvestmentPlanAndEmployeeBenefitPlans"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures" xml:lang="en-US">Stock Issued During Period, Shares, Restricted Stock Award, Net Of Forfeitures</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures" xml:lang="en-US">Vesting of restricted stock, net of shares surrendered to cover payroll taxes, shares issued</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_VestingOfRestrictedStockSharesDeferred" xlink:label="loc_2JF107H7I93I_ucbi_VestingOfRestrictedStockSharesDeferred"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_VestingOfRestrictedStockSharesDeferred" xml:lang="en-US">Vesting Of Restricted Stock Shares Deferred</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_VestingOfRestrictedStockSharesDeferred" xml:lang="en-US">Vesting of restricted stock, net of shares surrendered to cover payroll taxes, shares deferred</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_VestingOfRestrictedStockSharesDeferred" xml:lang="en-US">Vesting of restricted stock, shares deferred.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_VestingOfRestrictedStockSharesDeferred" xlink:to="lab_4LH329J9K15K_ucbi_VestingOfRestrictedStockSharesDeferred"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_NumberOfSharesIssuedFromDeferredCompensationPlan" xlink:label="loc_31290F3J262G9III3F2F_ucbi_NumberOfSharesIssuedFromDeferredCompensationPlan"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_NumberOfSharesIssuedFromDeferredCompensationPlan" xml:lang="en-US">Number Of Shares Issued From Deferred Compensation Plan</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_NumberOfSharesIssuedFromDeferredCompensationPlan" xml:lang="en-US">Shares issued from deferred compensation plan</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_NumberOfSharesIssuedFromDeferredCompensationPlan" xml:lang="en-US">Number of shares issued from deferred compensation plan.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_NumberOfSharesIssuedFromDeferredCompensationPlan" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_NumberOfSharesIssuedFromDeferredCompensationPlan"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockDividendsPerShareDeclared" xlink:label="loc_2JF107H7I93I_us-gaap_CommonStockDividendsPerShareDeclared"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_CommonStockDividendsPerShareDeclared" xml:lang="en-US">Common Stock, Dividends, Per Share, Declared</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_CommonStockDividendsPerShareDeclared" xml:lang="en-US">Common stock dividends (in dollars per share)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_CommonStockDividendsPerShareDeclared" xlink:to="lab_4LH329J9K15K_us-gaap_CommonStockDividendsPerShareDeclared"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_StatementOfCashFlowsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_StatementOfCashFlowsAbstract" xml:lang="en-US">Consolidated Statement Of Cash Flows [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_StatementOfCashFlowsAbstract" xml:lang="en-US">Statement of Cash Flows</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_StatementOfCashFlowsAbstract" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_StatementOfCashFlowsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_2JF107H7I93I_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xml:lang="en-US">Net Cash Provided By (Used In) Operating Activities [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xml:lang="en-US">Operating activities:</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xml:lang="en-US">Operating activities:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="lab_4LH329J9K15K_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xml:lang="en-US">Adjustments, Noncash Items, To Reconcile Net Income (Loss) To Cash Provided By (Used In) Operating Activities [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xml:lang="en-US">Adjustments to reconcile net income (loss) to net cash used in operating activities:</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xml:lang="en-US">Adjustments to reconcile net income to net cash provided by operating activities:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DepreciationAmortizationAndAccretionNet" xlink:label="loc_2JF107H7I93I_us-gaap_DepreciationAmortizationAndAccretionNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_DepreciationAmortizationAndAccretionNet" xml:lang="en-US">Depreciation, Amortization and Accretion, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DepreciationAmortizationAndAccretionNet" xml:lang="en-US">Depreciation, amortization and accretion</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_DepreciationAmortizationAndAccretionNet" xlink:to="lab_4LH329J9K15K_us-gaap_DepreciationAmortizationAndAccretionNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensation"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensation" xml:lang="en-US">Share-Based Compensation</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensation" xml:lang="en-US">Stock based compensation</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensation" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensation"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="loc_2JF107H7I93I_us-gaap_DeferredIncomeTaxExpenseBenefit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_DeferredIncomeTaxExpenseBenefit" xml:lang="en-US">Deferred Income Tax Expense (Benefit)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DeferredIncomeTaxExpenseBenefit" xml:lang="en-US">Deferred income tax expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:to="lab_4LH329J9K15K_us-gaap_DeferredIncomeTaxExpenseBenefit"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_GainsFromSalesOfGovernmentGuaranteedLoans" xlink:label="loc_31290F3J262G9III3F2F_ucbi_GainsFromSalesOfGovernmentGuaranteedLoans"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_GainsFromSalesOfGovernmentGuaranteedLoans" xml:lang="en-US">Gains From Sales Of Government Guaranteed Loans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_GainsFromSalesOfGovernmentGuaranteedLoans" xml:lang="en-US">Gains from sales of government guaranteed loans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_GainsFromSalesOfGovernmentGuaranteedLoans" xml:lang="en-US">Amount of gain or loss from sale of government guaranteed loans.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_GainsFromSalesOfGovernmentGuaranteedLoans" xml:lang="en-US">Gains from sales of government guaranteed loans</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_GainsFromSalesOfGovernmentGuaranteedLoans" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_GainsFromSalesOfGovernmentGuaranteedLoans"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GainsLossesOnSalesOfOtherRealEstate" xlink:label="loc_2JF107H7I93I_us-gaap_GainsLossesOnSalesOfOtherRealEstate"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_GainsLossesOnSalesOfOtherRealEstate" xml:lang="en-US">Gains (Losses) on Sales of Other Real Estate</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_GainsLossesOnSalesOfOtherRealEstate" xml:lang="en-US">Losses and write downs on sales of other real estate owned</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_us-gaap_GainsLossesOnSalesOfOtherRealEstate" xml:lang="en-US">Net gains and write downs on sales of other real estate owned</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_GainsLossesOnSalesOfOtherRealEstate" xlink:to="lab_4LH329J9K15K_us-gaap_GainsLossesOnSalesOfOtherRealEstate"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_GainsLossesOnExtinguishmentOfDebt" xml:lang="en-US">Gains (Losses) on Extinguishment of Debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_GainsLossesOnExtinguishmentOfDebt" xml:lang="en-US">Loss on prepayment of borrowings</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="loc_2JF107H7I93I_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xml:lang="en-US">Increase (Decrease) In Operating Capital [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xml:lang="en-US">Changes in assets and liabilities:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:to="lab_4LH329J9K15K_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_OtherAssetsAndAccruedInterestReceivable" xlink:label="loc_31290F3J262G9III3F2F_ucbi_OtherAssetsAndAccruedInterestReceivable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OtherAssetsAndAccruedInterestReceivable" xml:lang="en-US">Other Assets and Accrued Interest Receivable</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OtherAssetsAndAccruedInterestReceivable" xml:lang="en-US">Other assets and accrued interest receivable</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OtherAssetsAndAccruedInterestReceivable" xml:lang="en-US">Other assets and accrued interest receivable.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OtherAssetsAndAccruedInterestReceivable" xml:lang="en-US">Other assets and accrued interest receivable</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_OtherAssetsAndAccruedInterestReceivable" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_OtherAssetsAndAccruedInterestReceivable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities" xlink:label="loc_2JF107H7I93I_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities" xml:lang="en-US">Increase (Decrease) In Accrued Liabilities and Other Operating Liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities" xml:lang="en-US">Accrued expenses and other liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities" xlink:to="lab_4LH329J9K15K_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInLoansHeldForSale" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_IncreaseDecreaseInLoansHeldForSale"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_IncreaseDecreaseInLoansHeldForSale" xml:lang="en-US">Increase (Decrease) In Loans Held-For-Sale</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_IncreaseDecreaseInLoansHeldForSale" xml:lang="en-US">Mortgage loans held for sale</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_IncreaseDecreaseInLoansHeldForSale" xml:lang="en-US">Mortgage loans held for sale</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_IncreaseDecreaseInLoansHeldForSale" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_IncreaseDecreaseInLoansHeldForSale"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_2JF107H7I93I_us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_NetCashProvidedByUsedInOperatingActivities" xml:lang="en-US">Net Cash Provided By (Used In) Operating Activities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_NetCashProvidedByUsedInOperatingActivities" xml:lang="en-US">Net cash provided by operating activities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_us-gaap_NetCashProvidedByUsedInOperatingActivities" xml:lang="en-US">Net cash provided by operating activities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:to="lab_4LH329J9K15K_us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xml:lang="en-US">Net Cash Provided By (Used In) Investing Activities [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xml:lang="en-US">Investing activities:</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xml:lang="en-US">Investing activities:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_InvestmentSecuritiesHeldToMaturityAbstract" xlink:label="loc_2JF107H7I93I_ucbi_InvestmentSecuritiesHeldToMaturityAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_InvestmentSecuritiesHeldToMaturityAbstract" xml:lang="en-US">Investment Securities Held To Maturity [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_InvestmentSecuritiesHeldToMaturityAbstract" xml:lang="en-US">Investment securities held to maturity:</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_InvestmentSecuritiesHeldToMaturityAbstract" xml:lang="en-US">Investment securities held to maturity.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_InvestmentSecuritiesHeldToMaturityAbstract" xlink:to="lab_4LH329J9K15K_ucbi_InvestmentSecuritiesHeldToMaturityAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities" xml:lang="en-US">Proceeds From Maturities, Prepayments and Calls Of Held-To-Maturity Securities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities" xml:lang="en-US">Proceeds from maturities and calls of securities held to maturity</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToAcquireHeldToMaturitySecurities" xlink:label="loc_2JF107H7I93I_us-gaap_PaymentsToAcquireHeldToMaturitySecurities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_PaymentsToAcquireHeldToMaturitySecurities" xml:lang="en-US">Payments to Acquire Held-to-maturity Securities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_us-gaap_PaymentsToAcquireHeldToMaturitySecurities" xml:lang="en-US">Purchases of securities held to maturity</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_PaymentsToAcquireHeldToMaturitySecurities" xlink:to="lab_4LH329J9K15K_us-gaap_PaymentsToAcquireHeldToMaturitySecurities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableForSaleSecuritiesAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_AvailableForSaleSecuritiesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AvailableForSaleSecuritiesAbstract" xml:lang="en-US">Available-For-Sale Securities [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AvailableForSaleSecuritiesAbstract" xml:lang="en-US">Investment securities available for sale:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_AvailableForSaleSecuritiesAbstract" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_AvailableForSaleSecuritiesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities" xlink:label="loc_2JF107H7I93I_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities" xml:lang="en-US">Proceeds From Sale Of Available-For-Sale Securities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities" xml:lang="en-US">Proceeds from sales of securities available for sale</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities" xlink:to="lab_4LH329J9K15K_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xml:lang="en-US">Proceeds From Maturities, Prepayments and Calls Of Available-For-Sale Securities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xml:lang="en-US">Proceeds from maturities and calls of securities available for sale</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToAcquireAvailableForSaleSecurities" xlink:label="loc_2JF107H7I93I_us-gaap_PaymentsToAcquireAvailableForSaleSecurities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_PaymentsToAcquireAvailableForSaleSecurities" xml:lang="en-US">Payments To Acquire Available-For-Sale Securities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_PaymentsToAcquireAvailableForSaleSecurities" xml:lang="en-US">Purchases</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_us-gaap_PaymentsToAcquireAvailableForSaleSecurities" xml:lang="en-US">Purchases of securities available for sale</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_PaymentsToAcquireAvailableForSaleSecurities" xlink:to="lab_4LH329J9K15K_us-gaap_PaymentsToAcquireAvailableForSaleSecurities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsForProceedsFromLoansAndLeases" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_PaymentsForProceedsFromLoansAndLeases"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PaymentsForProceedsFromLoansAndLeases" xml:lang="en-US">Payments For (Proceeds From) Loans and Leases</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PaymentsForProceedsFromLoansAndLeases" xml:lang="en-US">Net (increase) decrease in loans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PaymentsForProceedsFromLoansAndLeases" xml:lang="en-US">Net increase in loans</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_PaymentsForProceedsFromLoansAndLeases" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_PaymentsForProceedsFromLoansAndLeases"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_FundsPaidToCollectedFromFdicUnderLossSharingAgreements" xlink:label="loc_2JF107H7I93I_ucbi_FundsPaidToCollectedFromFdicUnderLossSharingAgreements"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_FundsPaidToCollectedFromFdicUnderLossSharingAgreements" xml:lang="en-US">Funds Paid To Collected From Fdic Under Loss Sharing Agreements</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_FundsPaidToCollectedFromFdicUnderLossSharingAgreements" xml:lang="en-US">Funds paid to FDIC under loss sharing agreements</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_FundsPaidToCollectedFromFdicUnderLossSharingAgreements" xml:lang="en-US">Represents the amount related to funds (paid to) collected from FDIC under loss sharing agreements.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_FundsPaidToCollectedFromFdicUnderLossSharingAgreements" xlink:to="lab_4LH329J9K15K_ucbi_FundsPaidToCollectedFromFdicUnderLossSharingAgreements"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" xml:lang="en-US">Proceeds From Sale Of Property, Plant, and Equipment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" xml:lang="en-US">Proceeds from sales of premises and equipment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="loc_2JF107H7I93I_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xml:lang="en-US">Payments to Acquire Property, Plant, and Equipment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xml:lang="en-US">Purchases of premises and equipment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xml:lang="en-US">Purchases of premises and equipment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:to="lab_4LH329J9K15K_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProceedsFromSaleOfOtherRealEstate" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ProceedsFromSaleOfOtherRealEstate"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ProceedsFromSaleOfOtherRealEstate" xml:lang="en-US">Proceeds From Sale Of Other Real Estate</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ProceedsFromSaleOfOtherRealEstate" xml:lang="en-US">Proceeds from sale of other real estate</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ProceedsFromSaleOfOtherRealEstate" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ProceedsFromSaleOfOtherRealEstate"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_2JF107H7I93I_us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_NetCashProvidedByUsedInInvestingActivities" xml:lang="en-US">Net Cash Provided By (Used In) Investing Activities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_NetCashProvidedByUsedInInvestingActivities" xml:lang="en-US">Net cash used in investing activities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_us-gaap_NetCashProvidedByUsedInInvestingActivities" xml:lang="en-US">Net cash used in investing activities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:to="lab_4LH329J9K15K_us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xml:lang="en-US">Net Cash Provided By (Used In) Financing Activities [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xml:lang="en-US">Financing activities:</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xml:lang="en-US">Financing activities:</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInDeposits" xlink:label="loc_2JF107H7I93I_us-gaap_IncreaseDecreaseInDeposits"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_IncreaseDecreaseInDeposits" xml:lang="en-US">Increase (Decrease) In Deposits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_IncreaseDecreaseInDeposits" xml:lang="en-US">Net change in deposits</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_IncreaseDecreaseInDeposits" xlink:to="lab_4LH329J9K15K_us-gaap_IncreaseDecreaseInDeposits"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_NetChangeInFederalFundsPurchasedRepurchaseAgreementsAndOtherShortTermBorrowings" xlink:label="loc_31290F3J262G9III3F2F_ucbi_NetChangeInFederalFundsPurchasedRepurchaseAgreementsAndOtherShortTermBorrowings"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_NetChangeInFederalFundsPurchasedRepurchaseAgreementsAndOtherShortTermBorrowings" xml:lang="en-US">Net Change In Federal Funds Purchased Repurchase Agreements and Other Short Term Borrowings</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_NetChangeInFederalFundsPurchasedRepurchaseAgreementsAndOtherShortTermBorrowings" xml:lang="en-US">Net change in short-term borrowings</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_NetChangeInFederalFundsPurchasedRepurchaseAgreementsAndOtherShortTermBorrowings" xml:lang="en-US">Net change in federal funds purchased, repurchase agreements, and other short-term borrowings.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_NetChangeInFederalFundsPurchasedRepurchaseAgreementsAndOtherShortTermBorrowings" xml:lang="en-US">Net change in short-term borrowings</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_NetChangeInFederalFundsPurchasedRepurchaseAgreementsAndOtherShortTermBorrowings" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_NetChangeInFederalFundsPurchasedRepurchaseAgreementsAndOtherShortTermBorrowings"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToAcquireTrustPreferredInvestments" xlink:label="loc_2JF107H7I93I_us-gaap_PaymentsToAcquireTrustPreferredInvestments"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_PaymentsToAcquireTrustPreferredInvestments" xml:lang="en-US">Payments to Acquire Trust Preferred Investments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_us-gaap_PaymentsToAcquireTrustPreferredInvestments" xml:lang="en-US">Repayments of trust preferred securities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_PaymentsToAcquireTrustPreferredInvestments" xlink:to="lab_4LH329J9K15K_us-gaap_PaymentsToAcquireTrustPreferredInvestments"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProceedsFromFederalHomeLoanBankAdvances" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ProceedsFromFederalHomeLoanBankAdvances"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ProceedsFromFederalHomeLoanBankAdvances" xml:lang="en-US">Proceeds From Federal Home Loan Bank Advances</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ProceedsFromFederalHomeLoanBankAdvances" xml:lang="en-US">Proceeds from FHLB advances</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ProceedsFromFederalHomeLoanBankAdvances" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ProceedsFromFederalHomeLoanBankAdvances"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings" xlink:label="loc_2JF107H7I93I_us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings" xml:lang="en-US">Repayments Of Federal Home Loan Bank Borrowings</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings" xml:lang="en-US">Settlement of Federal Home Loan Bank advances</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings" xml:lang="en-US">Repayments of FHLB advances</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings" xlink:to="lab_4LH329J9K15K_us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsForRepurchaseOfPreferredStockAndPreferenceStock" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_PaymentsForRepurchaseOfPreferredStockAndPreferenceStock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PaymentsForRepurchaseOfPreferredStockAndPreferenceStock" xml:lang="en-US">Payments for Repurchase of Preferred Stock and Preference Stock</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PaymentsForRepurchaseOfPreferredStockAndPreferenceStock" xml:lang="en-US">Retirement of preferred stock</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_PaymentsForRepurchaseOfPreferredStockAndPreferenceStock" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_PaymentsForRepurchaseOfPreferredStockAndPreferenceStock"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_ProceedsFromIssuanceOfCommonStockForDividendReinvestmentAndEmployeeBenefitPlans" xlink:label="loc_2JF107H7I93I_ucbi_ProceedsFromIssuanceOfCommonStockForDividendReinvestmentAndEmployeeBenefitPlans"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_ProceedsFromIssuanceOfCommonStockForDividendReinvestmentAndEmployeeBenefitPlans" xml:lang="en-US">Proceeds From Issuance Of Common Stock For Dividend Reinvestment and Employee Benefit Plans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_ProceedsFromIssuanceOfCommonStockForDividendReinvestmentAndEmployeeBenefitPlans" xml:lang="en-US">Proceeds from issuance of common stock for dividend reinvestment and employee benefit plans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_ProceedsFromIssuanceOfCommonStockForDividendReinvestmentAndEmployeeBenefitPlans" xml:lang="en-US">Amount of cash inflow from the amount received from the stock plan and capital contributions to an entity associated with a dividend reinvestment plan during the period.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_ProceedsFromIssuanceOfCommonStockForDividendReinvestmentAndEmployeeBenefitPlans" xlink:to="lab_4LH329J9K15K_ucbi_ProceedsFromIssuanceOfCommonStockForDividendReinvestmentAndEmployeeBenefitPlans"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_PaymentsOfDividendsCommonStock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PaymentsOfDividendsCommonStock" xml:lang="en-US">Payments of Ordinary Dividends, Common Stock</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PaymentsOfDividendsCommonStock" xml:lang="en-US">Cash dividends on common stock</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_PaymentsOfDividendsCommonStock" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_PaymentsOfDividendsCommonStock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock" xlink:label="loc_2JF107H7I93I_us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock" xml:lang="en-US">Payments Of Ordinary Dividends, Preferred Stock and Preference Stock</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock" xml:lang="en-US">Cash dividends on preferred stock</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock" xml:lang="en-US">Cash dividends on preferred stock</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock" xlink:to="lab_4LH329J9K15K_us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_NetCashProvidedByUsedInFinancingActivities" xml:lang="en-US">Net Cash Provided By (Used In) Financing Activities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_NetCashProvidedByUsedInFinancingActivities" xml:lang="en-US">Net cash provided by financing activities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_NetCashProvidedByUsedInFinancingActivities" xml:lang="en-US">Net cash provided by financing activities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:label="loc_2JF107H7I93I_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xml:lang="en-US">Cash and Cash Equivalents, Period Increase (Decrease)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xml:lang="en-US">Net change in cash and cash equivalents</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xml:lang="en-US">Net change in cash and cash equivalents</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:to="lab_4LH329J9K15K_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US">Cash and Cash Equivalents, At Carrying Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US">Cash and cash equivalents at beginning of period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US">Cash and cash equivalents at beginning of period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US">Cash and cash equivalents at end of period</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="loc_2JF107H7I93I_us-gaap_SupplementalCashFlowInformationAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_SupplementalCashFlowInformationAbstract" xml:lang="en-US">Supplemental Cash Flow Information [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SupplementalCashFlowInformationAbstract" xml:lang="en-US">Supplemental disclosures of cash flow information:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_SupplementalCashFlowInformationAbstract" xlink:to="lab_4LH329J9K15K_us-gaap_SupplementalCashFlowInformationAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestPaidNet" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_InterestPaidNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestPaidNet" xml:lang="en-US">Interest Paid, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestPaidNet" xml:lang="en-US">Interest paid</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_InterestPaidNet" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_InterestPaidNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeTaxesPaidNet" xlink:label="loc_2JF107H7I93I_us-gaap_IncomeTaxesPaidNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_IncomeTaxesPaidNet" xml:lang="en-US">Income Taxes Paid, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_IncomeTaxesPaidNet" xml:lang="en-US">Income taxes paid</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_IncomeTaxesPaidNet" xlink:to="lab_4LH329J9K15K_us-gaap_IncomeTaxesPaidNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xml:lang="en-US">Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xml:lang="en-US">Significant non-cash investing and financing transactions:</label>
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<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_UnsettledGovernmentGuaranteedLoanPurchases" xlink:label="loc_2JF107H7I93I_ucbi_UnsettledGovernmentGuaranteedLoanPurchases"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_UnsettledGovernmentGuaranteedLoanPurchases" xml:lang="en-US">Unsettled Government Guaranteed Loan Purchases</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_ucbi_UnsettledGovernmentGuaranteedLoanPurchases" xml:lang="en-US">Unsettled government guaranteed loan purchases</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_UnsettledGovernmentGuaranteedLoanPurchases" xml:lang="en-US">Represents unsettled government guaranteed loan purchases.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_UnsettledGovernmentGuaranteedLoanPurchases" xlink:to="lab_4LH329J9K15K_ucbi_UnsettledGovernmentGuaranteedLoanPurchases"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_UnsettledGovernmentGuaranteedLoanSales" xlink:label="loc_31290F3J262G9III3F2F_ucbi_UnsettledGovernmentGuaranteedLoanSales"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_UnsettledGovernmentGuaranteedLoanSales" xml:lang="en-US">Unsettled Government Guaranteed Loan Sales</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_UnsettledGovernmentGuaranteedLoanSales" xml:lang="en-US">Unsettled government guaranteed loan sales</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_UnsettledGovernmentGuaranteedLoanSales" xml:lang="en-US">Represents unsettled government guaranteed loan sale.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_UnsettledGovernmentGuaranteedLoanSales" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_UnsettledGovernmentGuaranteedLoanSales"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_TransfersOfLoansToForeclosedProperty" xlink:label="loc_2JF107H7I93I_ucbi_TransfersOfLoansToForeclosedProperty"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_TransfersOfLoansToForeclosedProperty" xml:lang="en-US">Transfers Of Loans To Foreclosed Property</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_TransfersOfLoansToForeclosedProperty" xml:lang="en-US">Transfers of loans to foreclosed properties</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_TransfersOfLoansToForeclosedProperty" xml:lang="en-US">Represents loan amount transfer to foreclosed property.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_TransfersOfLoansToForeclosedProperty" xlink:to="lab_4LH329J9K15K_ucbi_TransfersOfLoansToForeclosedProperty"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_AccountingPoliciesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AccountingPoliciesAbstract" xml:lang="en-US">Summary Of Significant Accounting Policies [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AccountingPoliciesAbstract" xml:lang="en-US">Summary of Significant Accounting Policies [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_AccountingPoliciesAbstract" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_AccountingPoliciesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SignificantAccountingPoliciesTextBlock" xlink:label="loc_2JF107H7I93I_us-gaap_SignificantAccountingPoliciesTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_SignificantAccountingPoliciesTextBlock" xml:lang="en-US">Significant Accounting Policies [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SignificantAccountingPoliciesTextBlock" xml:lang="en-US">Accounting Policies</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_SignificantAccountingPoliciesTextBlock" xlink:to="lab_4LH329J9K15K_us-gaap_SignificantAccountingPoliciesTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccountingChangesAndErrorCorrectionsAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_AccountingChangesAndErrorCorrectionsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AccountingChangesAndErrorCorrectionsAbstract" xml:lang="en-US">Accounting Standards Updates [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AccountingChangesAndErrorCorrectionsAbstract" xml:lang="en-US">Accounting Standards Updates [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_AccountingChangesAndErrorCorrectionsAbstract" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_AccountingChangesAndErrorCorrectionsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccountingChangesAndErrorCorrectionsTextBlock" xlink:label="loc_2JF107H7I93I_us-gaap_AccountingChangesAndErrorCorrectionsTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_AccountingChangesAndErrorCorrectionsTextBlock" xml:lang="en-US">Accounting Changes and Error Corrections [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_AccountingChangesAndErrorCorrectionsTextBlock" xml:lang="en-US">Accounting Standards Updates and Recently Adopted Standards</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_AccountingChangesAndErrorCorrectionsTextBlock" xlink:to="lab_4LH329J9K15K_us-gaap_AccountingChangesAndErrorCorrectionsTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OffsettingAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_OffsettingAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_OffsettingAbstract" xml:lang="en-US">Offsetting [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_OffsettingAbstract" xml:lang="en-US">Reverse Repurchase Agreements / Securities Lending Transactions [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_OffsettingAbstract" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_OffsettingAbstract"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_BalanceSheetOffsettingAndRepurchaseAgreementsAccountedForAsSecuredBorrowingsTextBlock" xlink:label="loc_2JF107H7I93I_ucbi_BalanceSheetOffsettingAndRepurchaseAgreementsAccountedForAsSecuredBorrowingsTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_BalanceSheetOffsettingAndRepurchaseAgreementsAccountedForAsSecuredBorrowingsTextBlock" xml:lang="en-US">Balance Sheet Offsetting And Repurchase Agreements Accounted For As Secured Borrowings [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_ucbi_BalanceSheetOffsettingAndRepurchaseAgreementsAccountedForAsSecuredBorrowingsTextBlock" xml:lang="en-US">Balance Sheet Offsetting and Repurchase Agreements Accounted for as Secured Borrowings</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_BalanceSheetOffsettingAndRepurchaseAgreementsAccountedForAsSecuredBorrowingsTextBlock" xml:lang="en-US">The entire disclosure for balance sheet offsetting and repurchase agreements accounted for as secured borrowings.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_BalanceSheetOffsettingAndRepurchaseAgreementsAccountedForAsSecuredBorrowingsTextBlock" xlink:to="lab_4LH329J9K15K_ucbi_BalanceSheetOffsettingAndRepurchaseAgreementsAccountedForAsSecuredBorrowingsTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract" xml:lang="en-US">Investment Securities [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract" xml:lang="en-US">Investment Securities [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MarketableSecuritiesTextBlock" xlink:label="loc_2JF107H7I93I_us-gaap_MarketableSecuritiesTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_MarketableSecuritiesTextBlock" xml:lang="en-US">Marketable Securities [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_MarketableSecuritiesTextBlock" xml:lang="en-US">Securities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_MarketableSecuritiesTextBlock" xlink:to="lab_4LH329J9K15K_us-gaap_MarketableSecuritiesTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ReceivablesAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ReceivablesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ReceivablesAbstract" xml:lang="en-US">Loans and Allowance for Credit Losses [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ReceivablesAbstract" xml:lang="en-US">Loans and Allowance for Credit Losses [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ReceivablesAbstract" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ReceivablesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" xlink:label="loc_2JF107H7I93I_us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" xml:lang="en-US">Loans, Notes, Trade and Other Receivables Disclosure [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" xml:lang="en-US">Loans and Allowance for Credit Losses</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock" xlink:to="lab_4LH329J9K15K_us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_ReclassificationsOutOfAccumulatedOtherComprehensiveIncomeAbstract" xlink:label="loc_31290F3J262G9III3F2F_ucbi_ReclassificationsOutOfAccumulatedOtherComprehensiveIncomeAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_ReclassificationsOutOfAccumulatedOtherComprehensiveIncomeAbstract" xml:lang="en-US">Reclassifications Out Of Accumulated Other Comprehensive Income [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_ReclassificationsOutOfAccumulatedOtherComprehensiveIncomeAbstract" xml:lang="en-US">Reclassifications Out Of Accumulated Other Comprehensive Income [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_ReclassificationsOutOfAccumulatedOtherComprehensiveIncomeAbstract" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_ReclassificationsOutOfAccumulatedOtherComprehensiveIncomeAbstract"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_ReclassificationsOutOfAccumulatedOtherComprehensiveIncomeTextBlock" xlink:label="loc_2JF107H7I93I_ucbi_ReclassificationsOutOfAccumulatedOtherComprehensiveIncomeTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_ReclassificationsOutOfAccumulatedOtherComprehensiveIncomeTextBlock" xml:lang="en-US">Reclassifications Out Of Accumulated Other Comprehensive Income [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_ReclassificationsOutOfAccumulatedOtherComprehensiveIncomeTextBlock" xml:lang="en-US">Reclassifications Out of Accumulated Other Comprehensive Income</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_ReclassificationsOutOfAccumulatedOtherComprehensiveIncomeTextBlock" xml:lang="en-US">The entire disclosure for reclassifications out of accumulated other comprehensive income.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_ReclassificationsOutOfAccumulatedOtherComprehensiveIncomeTextBlock" xlink:to="lab_4LH329J9K15K_ucbi_ReclassificationsOutOfAccumulatedOtherComprehensiveIncomeTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EarningsPerShareTextBlock" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_EarningsPerShareTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_EarningsPerShareTextBlock" xml:lang="en-US">Earnings Per Share [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_EarningsPerShareTextBlock" xml:lang="en-US">Earnings Per Share</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_EarningsPerShareTextBlock" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_EarningsPerShareTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xlink:label="loc_2JF107H7I93I_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xml:lang="en-US">Derivatives and Hedging Activities [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xml:lang="en-US">Derivatives and Hedging Activities [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xlink:to="lab_4LH329J9K15K_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" xml:lang="en-US">Derivative Instruments and Hedging Activities Disclosure [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" xml:lang="en-US">Derivatives and Hedging Activities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="loc_2JF107H7I93I_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xml:lang="en-US">Disclosure Of Compensation Related Costs, Share-Based Payments [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xml:lang="en-US">Disclosure of Compensation Related Costs, Share-based Payments [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:to="lab_4LH329J9K15K_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xml:lang="en-US">Disclosure Of Compensation Related Costs, Share-Based Payments [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xml:lang="en-US">Stock-Based Compensation</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EquityAbstract" xlink:label="loc_2JF107H7I93I_us-gaap_EquityAbstract"/>
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<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_AverageBalancesOfImpairedLoansAndIncomeRecognizedOnImpairedLoansTableTextBlock" xlink:label="loc_2JF107H7I93I_ucbi_AverageBalancesOfImpairedLoansAndIncomeRecognizedOnImpairedLoansTableTextBlock"/>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock"/>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock" xml:lang="en-US">Schedule of recorded investment in nonaccrual loans by loan class</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PastDueFinancingReceivablesTableTextBlock" xlink:label="loc_2JF107H7I93I_us-gaap_PastDueFinancingReceivablesTableTextBlock"/>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock" xml:lang="en-US">Troubled Debt Restructurings on Financing Receivables [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock" xml:lang="en-US">Schedule of TDRs including the number of loan contracts restructured and the pre- and post-modification recorded investment</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock" xml:lang="en-US">Financing Receivable Credit Quality Indicators [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock" xml:lang="en-US">Schedule of risk category of loans by class of loans</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock" xlink:label="loc_2JF107H7I93I_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock" xml:lang="en-US">Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock" xml:lang="en-US">Schedule of reclassifications out of accumulated other comprehensive income</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock" xlink:to="lab_4LH329J9K15K_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xml:lang="en-US">Schedule Of Earnings Per Share, Basic and Diluted [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xml:lang="en-US">Schedule of computation of basic and diluted loss per share</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock" xlink:label="loc_2JF107H7I93I_us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock" xml:lang="en-US">Schedule Of Interest Rate Derivatives [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock" xml:lang="en-US">Schedule of derivative financial instruments on consolidated balance sheet</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock" xlink:to="lab_4LH329J9K15K_us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfCashFlowHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ScheduleOfCashFlowHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfCashFlowHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock" xml:lang="en-US">Schedule Of Cash Flow Hedging Instruments, Statements Of Financial Performance and Financial Position, Location [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfCashFlowHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock" xml:lang="en-US">Schedule of effect of cash flow hedging derivative financial instruments on other comprehensive income</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ScheduleOfCashFlowHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfCashFlowHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfFairValueHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock" xlink:label="loc_2JF107H7I93I_us-gaap_ScheduleOfFairValueHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ScheduleOfFairValueHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock" xml:lang="en-US">Schedule Of Fair Value Hedging Instruments, Statements Of Financial Performance and Financial Position, Location [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ScheduleOfFairValueHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock" xml:lang="en-US">Schedule of effect of fair value hedging derivative financial instruments on the consolidated statement of operations</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xml:lang="en-US">Schedule Of Share-Based Compensation, Stock Options, Activity [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xml:lang="en-US">Schedule of stock option activity</label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock" xml:lang="en-US">Schedule Of Share-Based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock" xml:lang="en-US">Schedule of restricted stock units activity</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xml:lang="en-US">Schedule Of Fair Value, Assets and Liabilities Measured On Recurring Basis [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xml:lang="en-US">Schedule of assets and liabilities measured at fair value on a recurring basis</label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xml:lang="en-US">Fair Value, Assets Measured On Recurring Basis, Unobservable Input Reconciliation [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xml:lang="en-US">Schedule of assets measured at fair value on a recurring basis using significant unobservable inputs</label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueInputsAssetsQuantitativeInformationTableTextBlock" xml:lang="en-US">Fair Value Inputs, Assets, Quantitative Information [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueInputsAssetsQuantitativeInformationTableTextBlock" xml:lang="en-US">Schedule of quantitative information about Level 3 fair value measurements for fair value on a recurring basis</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FairValueInputsAssetsQuantitativeInformationTableTextBlock" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueInputsAssetsQuantitativeInformationTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock" xlink:label="loc_2JF107H7I93I_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock" xml:lang="en-US">Fair Value, Assets and Liabilities Measured On Nonrecurring Basis [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock" xml:lang="en-US">Schedule of presentation of united's assets and liabilities measured at fair value on nonrecurring basis</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock" xlink:to="lab_4LH329J9K15K_us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTextBlock" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FairValueByBalanceSheetGroupingTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueByBalanceSheetGroupingTextBlock" xml:lang="en-US">Fair Value, By Balance Sheet Grouping [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueByBalanceSheetGroupingTextBlock" xml:lang="en-US">Schedule of carrying amount and fair values for other financial instruments that are not measured at fair value on a recurring basis</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueByBalanceSheetGroupingTextBlock" xml:lang="en-US">Summary of carrying amount and fair values for other financial instruments that are not measured at fair value on a recurring basis</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FairValueByBalanceSheetGroupingTextBlock" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueByBalanceSheetGroupingTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTextBlock" xlink:label="loc_2JF107H7I93I_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTextBlock" xml:lang="en-US">Schedule Of Fair Value, Off-Balance Sheet Risks [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTextBlock" xml:lang="en-US">Schedule of contractual amount of off-balance sheet instruments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTextBlock" xlink:to="lab_4LH329J9K15K_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTextBlock"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_DebtIssuanceCostsReclassficationBetweenOtherAssets" xlink:label="loc_31290F3J262G9III3F2F_ucbi_DebtIssuanceCostsReclassficationBetweenOtherAssets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DebtIssuanceCostsReclassficationBetweenOtherAssets" xml:lang="en-US">Debt Issuance Costs Reclassification Between Other Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DebtIssuanceCostsReclassficationBetweenOtherAssets" xml:lang="en-US">Debt issuance costs reclassification between other assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DebtIssuanceCostsReclassficationBetweenOtherAssets" xml:lang="en-US">Represents debt issuance costs reclassification between other assets.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_DebtIssuanceCostsReclassficationBetweenOtherAssets" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_DebtIssuanceCostsReclassficationBetweenOtherAssets"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_DebtIssuanceCostsReclassficationBetweenBrokeredDeposits" xlink:label="loc_2JF107H7I93I_ucbi_DebtIssuanceCostsReclassficationBetweenBrokeredDeposits"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_DebtIssuanceCostsReclassficationBetweenBrokeredDeposits" xml:lang="en-US">Debt Issuance Costs Reclassification Between Brokered Deposits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_DebtIssuanceCostsReclassficationBetweenBrokeredDeposits" xml:lang="en-US">Debt issuance costs reclassification between brokered deposits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_DebtIssuanceCostsReclassficationBetweenBrokeredDeposits" xml:lang="en-US">Represents debt issuance costs reclassification between brokered deposits.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_DebtIssuanceCostsReclassficationBetweenBrokeredDeposits" xlink:to="lab_4LH329J9K15K_ucbi_DebtIssuanceCostsReclassficationBetweenBrokeredDeposits"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_DebtIssuanceCostsReclassficationBetweenLongTermDebt" xlink:label="loc_31290F3J262G9III3F2F_ucbi_DebtIssuanceCostsReclassficationBetweenLongTermDebt"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DebtIssuanceCostsReclassficationBetweenLongTermDebt" xml:lang="en-US">Debt Issuance Costs Reclassification Between Long Term Debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DebtIssuanceCostsReclassficationBetweenLongTermDebt" xml:lang="en-US">Debt issuance costs reclassification between long term debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DebtIssuanceCostsReclassficationBetweenLongTermDebt" xml:lang="en-US">Represents debt issuance costs reclassification between long term debt.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_DebtIssuanceCostsReclassficationBetweenLongTermDebt" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_DebtIssuanceCostsReclassficationBetweenLongTermDebt"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:label="loc_2JF107H7I93I_us-gaap_OperatingLeasesFutureMinimumPaymentsDue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xml:lang="en-US">Operating Leases, Future Minimum Payments Due</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xml:lang="en-US">Present value of future minimum lease payments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:to="lab_4LH329J9K15K_us-gaap_OperatingLeasesFutureMinimumPaymentsDue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SecuritiesPurchasedUnderAgreementsToResellGross" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_SecuritiesPurchasedUnderAgreementsToResellGross"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SecuritiesPurchasedUnderAgreementsToResellGross" xml:lang="en-US">Securities Purchased under Agreements to Resell, Gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SecuritiesPurchasedUnderAgreementsToResellGross" xml:lang="en-US">Repurchase agreements / reverse repurchase agreements, gross amounts of recognized assets</label>

<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_SecuritiesPurchasedUnderAgreementsToResellGross" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_SecuritiesPurchasedUnderAgreementsToResellGross"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SecuritiesPurchasedUnderAgreementsToResellLiability" xlink:label="loc_2JF107H7I93I_us-gaap_SecuritiesPurchasedUnderAgreementsToResellLiability"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_SecuritiesPurchasedUnderAgreementsToResellLiability" xml:lang="en-US">Securities Purchased under Agreements to Resell, Liability</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SecuritiesPurchasedUnderAgreementsToResellLiability" xml:lang="en-US">Repurchase and reverse repurchase agreements gross amounts offset on balance sheet assets</label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SecuritiesPurchasedUnderAgreementsToResellLiability" xml:lang="en-US">Repurchase agreements / reverse repurchase agreements, gross amounts offset on balance sheet assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_SecuritiesPurchasedUnderAgreementsToResellLiability" xlink:to="lab_4LH329J9K15K_us-gaap_SecuritiesPurchasedUnderAgreementsToResellLiability"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SecuritiesPurchasedUnderAgreementsToResell" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_SecuritiesPurchasedUnderAgreementsToResell"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SecuritiesPurchasedUnderAgreementsToResell" xml:lang="en-US">Securities Purchased under Agreements to Resell</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SecuritiesPurchasedUnderAgreementsToResell" xml:lang="en-US">Repurchase and reverse repurchase agreements net assets balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SecuritiesPurchasedUnderAgreementsToResell" xml:lang="en-US">Repurchase agreements / reverse repurchase agreements, net assets balance</label>

<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_SecuritiesPurchasedUnderAgreementsToResell" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_SecuritiesPurchasedUnderAgreementsToResell"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetAssetsOfFinancialInstruments" xlink:label="loc_2JF107H7I93I_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetAssetsOfFinancialInstruments"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetAssetsOfFinancialInstruments" xml:lang="en-US">Repurchase And Reverse Repurchase Agreements Gross Amounts Not Off Set In Balance Sheet Assets Of Financial Instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetAssetsOfFinancialInstruments" xml:lang="en-US">Repurchase agreements / reverse repurchase agreements, gross amounts not off set in balance sheet assets of financial instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetAssetsOfFinancialInstruments" xml:lang="en-US">This element represents amount of gross amounts not offset in the balance sheet assets related to repurchase and reverse repurchase agreements of financial instruments.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetAssetsOfFinancialInstruments" xlink:to="lab_4LH329J9K15K_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetAssetsOfFinancialInstruments"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetAssetsOfCollateralReceived" xlink:label="loc_31290F3J262G9III3F2F_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetAssetsOfCollateralReceived"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetAssetsOfCollateralReceived" xml:lang="en-US">Repurchase And Reverse Repurchase Agreements Gross Amounts Not Off Set In Balance Sheet Assets Of Collateral Received</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetAssetsOfCollateralReceived" xml:lang="en-US">Repurchase and reverse repurchase agreements gross amounts not off set in balance sheet assets of collateral received</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetAssetsOfCollateralReceived" xml:lang="en-US">This element represents amount of gross amounts not offset in the balance sheet assets related to repurchase and reverse repurchase agreements of collateral received.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetAssetsOfCollateralReceived" xml:lang="en-US">Repurchase agreements / reverse repurchase agreements, gross amounts not off set in balance sheet assets of collateral received</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetAssetsOfCollateralReceived" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetAssetsOfCollateralReceived"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_RepurchaseAndReverseRepurchaseAgreementsNetAssets" xlink:label="loc_2JF107H7I93I_ucbi_RepurchaseAndReverseRepurchaseAgreementsNetAssets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_RepurchaseAndReverseRepurchaseAgreementsNetAssets" xml:lang="en-US">Repurchase And Reverse Repurchase Agreements Net Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_RepurchaseAndReverseRepurchaseAgreementsNetAssets" xml:lang="en-US">Repurchase and reverse repurchase agreements net assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_ucbi_RepurchaseAndReverseRepurchaseAgreementsNetAssets" xml:lang="en-US">Repurchase agreements / reverse repurchase agreements, net amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_RepurchaseAndReverseRepurchaseAgreementsNetAssets" xml:lang="en-US">This element represents amount of net assets related to repurchase and reverse repurchase agreements.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_RepurchaseAndReverseRepurchaseAgreementsNetAssets" xlink:to="lab_4LH329J9K15K_ucbi_RepurchaseAndReverseRepurchaseAgreementsNetAssets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DerivativeFairValueOfDerivativeAsset"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeFairValueOfDerivativeAsset" xml:lang="en-US">Derivative Asset, Fair Value, Gross Asset</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeFairValueOfDerivativeAsset" xml:lang="en-US">Derivatives, gross amounts of recognized assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_DerivativeFairValueOfDerivativeAsset" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeFairValueOfDerivativeAsset"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral" xlink:label="loc_2JF107H7I93I_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral" xml:lang="en-US">Derivative Asset, Fair Value, Amount Offset Against Collateral</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral" xml:lang="en-US">Derivatives, gross amounts offset on the balance sheet</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral" xlink:to="lab_4LH329J9K15K_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_DerivativesAssetNetBalance" xlink:label="loc_31290F3J262G9III3F2F_ucbi_DerivativesAssetNetBalance"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DerivativesAssetNetBalance" xml:lang="en-US">Derivatives Asset Net Balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DerivativesAssetNetBalance" xml:lang="en-US">Derivatives asset net balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DerivativesAssetNetBalance" xml:lang="en-US">Derivatives, net asset balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DerivativesAssetNetBalance" xml:lang="en-US">This element represents amount of net balance in derivative assets.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_DerivativesAssetNetBalance" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_DerivativesAssetNetBalance"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeCollateralObligationToReturnSecurities" xlink:label="loc_2JF107H7I93I_us-gaap_DerivativeCollateralObligationToReturnSecurities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativeCollateralObligationToReturnSecurities" xml:lang="en-US">Derivative, Collateral, Obligation to Return Securities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativeCollateralObligationToReturnSecurities" xml:lang="en-US">Derivative, gross amounts not off set in balance sheet assets of financial instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativeCollateralObligationToReturnSecurities" xml:lang="en-US">Derivatives, gross amounts not off set in balance sheet assets of financial instruments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_DerivativeCollateralObligationToReturnSecurities" xlink:to="lab_4LH329J9K15K_us-gaap_DerivativeCollateralObligationToReturnSecurities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeAssetFairValueOfCollateral" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DerivativeAssetFairValueOfCollateral"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeAssetFairValueOfCollateral" xml:lang="en-US">Derivative Asset, Fair Value of Collateral</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeAssetFairValueOfCollateral" xml:lang="en-US">Derivatives, gross amounts not off set in balance sheet assets of collateral received</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeAssetFairValueOfCollateral" xml:lang="en-US">Derivative, gross amounts not off set in balance sheet assets of collateral received</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_DerivativeAssetFairValueOfCollateral" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeAssetFairValueOfCollateral"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_DerivativeAssetsNetAmount" xlink:label="loc_2JF107H7I93I_ucbi_DerivativeAssetsNetAmount"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_DerivativeAssetsNetAmount" xml:lang="en-US">Derivative Assets Net Amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_ucbi_DerivativeAssetsNetAmount" xml:lang="en-US">Derivatives, net amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_DerivativeAssetsNetAmount" xml:lang="en-US">This element represents the derivative assets amount net of collateral not offset against balance sheet.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_DerivativeAssetsNetAmount" xlink:to="lab_4LH329J9K15K_ucbi_DerivativeAssetsNetAmount"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_OffsettingAssetsGrossAmountsOfRecognizedAssets" xlink:label="loc_31290F3J262G9III3F2F_ucbi_OffsettingAssetsGrossAmountsOfRecognizedAssets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingAssetsGrossAmountsOfRecognizedAssets" xml:lang="en-US">Offsetting Assets Gross Amounts Of Recognized Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingAssetsGrossAmountsOfRecognizedAssets" xml:lang="en-US">Offsetting assets, gross amounts of recognized assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingAssetsGrossAmountsOfRecognizedAssets" xml:lang="en-US">This element represents amount of gross Amounts of recognized assets related to offsetting assets.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_OffsettingAssetsGrossAmountsOfRecognizedAssets" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingAssetsGrossAmountsOfRecognizedAssets"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_OffsettingAssetsGrossAmountsOffsetOnBalanceSheet" xlink:label="loc_2JF107H7I93I_ucbi_OffsettingAssetsGrossAmountsOffsetOnBalanceSheet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingAssetsGrossAmountsOffsetOnBalanceSheet" xml:lang="en-US">Offsetting Assets Gross Amounts Offset On Balance Sheet</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingAssetsGrossAmountsOffsetOnBalanceSheet" xml:lang="en-US">Offsetting assets gross amounts offset on balance sheet</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingAssetsGrossAmountsOffsetOnBalanceSheet" xml:lang="en-US">This element represents amount of gross Amounts offset on the Balance Sheet related to offsetting assets.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingAssetsGrossAmountsOffsetOnBalanceSheet" xml:lang="en-US">Offsetting assets, gross amounts offset on balance sheet</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_OffsettingAssetsGrossAmountsOffsetOnBalanceSheet" xlink:to="lab_4LH329J9K15K_ucbi_OffsettingAssetsGrossAmountsOffsetOnBalanceSheet"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_OffsettingAssetsNetAssetBalance" xlink:label="loc_31290F3J262G9III3F2F_ucbi_OffsettingAssetsNetAssetBalance"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingAssetsNetAssetBalance" xml:lang="en-US">Offsetting Assets Net Asset Balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingAssetsNetAssetBalance" xml:lang="en-US">Offsetting assets net asset balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingAssetsNetAssetBalance" xml:lang="en-US">Offsetting assets, net asset balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingAssetsNetAssetBalance" xml:lang="en-US">This element represents amount of net asset Balance related to offsetting assets.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_OffsettingAssetsNetAssetBalance" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingAssetsNetAssetBalance"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_OffsettingAssetsGrossAmountsNotOffsetInBalanceSheetOfFinancialInstruments" xlink:label="loc_2JF107H7I93I_ucbi_OffsettingAssetsGrossAmountsNotOffsetInBalanceSheetOfFinancialInstruments"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingAssetsGrossAmountsNotOffsetInBalanceSheetOfFinancialInstruments" xml:lang="en-US">Offsetting Assets Gross Amounts Not Offset In Balance Sheet Of Financial Instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingAssetsGrossAmountsNotOffsetInBalanceSheetOfFinancialInstruments" xml:lang="en-US">Offsetting assets gross amounts not offset in balance sheet of financial instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingAssetsGrossAmountsNotOffsetInBalanceSheetOfFinancialInstruments" xml:lang="en-US">This element represents amount of gross amounts not offset in the balance sheet of financial instruments related to offsetting assets.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingAssetsGrossAmountsNotOffsetInBalanceSheetOfFinancialInstruments" xml:lang="en-US">Offsetting assets, gross amounts not offset in balance sheet of financial instruments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_OffsettingAssetsGrossAmountsNotOffsetInBalanceSheetOfFinancialInstruments" xlink:to="lab_4LH329J9K15K_ucbi_OffsettingAssetsGrossAmountsNotOffsetInBalanceSheetOfFinancialInstruments"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_OffsettingAssetsGrossAmountsNotOffsetInBalanceSheetOfCollateralReceived" xlink:label="loc_31290F3J262G9III3F2F_ucbi_OffsettingAssetsGrossAmountsNotOffsetInBalanceSheetOfCollateralReceived"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingAssetsGrossAmountsNotOffsetInBalanceSheetOfCollateralReceived" xml:lang="en-US">Offsetting Assets Gross Amounts Not Offset In Balance Sheet Of Collateral Received</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingAssetsGrossAmountsNotOffsetInBalanceSheetOfCollateralReceived" xml:lang="en-US">Offsetting assets gross amounts not offset in the balance sheet of collateral received</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingAssetsGrossAmountsNotOffsetInBalanceSheetOfCollateralReceived" xml:lang="en-US">This element represents amount of gross amounts of recognized assets of collateral received related to off setting assets.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingAssetsGrossAmountsNotOffsetInBalanceSheetOfCollateralReceived" xml:lang="en-US">Offsetting assets, gross amounts not offset in the balance sheet of collateral received</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_OffsettingAssetsGrossAmountsNotOffsetInBalanceSheetOfCollateralReceived" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingAssetsGrossAmountsNotOffsetInBalanceSheetOfCollateralReceived"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_OffsettingAssetsNetAmount" xlink:label="loc_2JF107H7I93I_ucbi_OffsettingAssetsNetAmount"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingAssetsNetAmount" xml:lang="en-US">Offsetting Assets Net Amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingAssetsNetAmount" xml:lang="en-US">Offsetting assets, net amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingAssetsNetAmount" xml:lang="en-US">Offsetting assets net amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingAssetsNetAmount" xml:lang="en-US">This element represents amount of net amounts related to offsetting assets.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_OffsettingAssetsNetAmount" xlink:to="lab_4LH329J9K15K_ucbi_OffsettingAssetsNetAmount"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_WeightedAverageInterestRateOfReverseRepurchaseAgreementsAssets" xlink:label="loc_31290F3J262G9III3F2F_ucbi_WeightedAverageInterestRateOfReverseRepurchaseAgreementsAssets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_WeightedAverageInterestRateOfReverseRepurchaseAgreementsAssets" xml:lang="en-US">Weighted Average Interest Rate Of Reverse Repurchase Agreements Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_WeightedAverageInterestRateOfReverseRepurchaseAgreementsAssets" xml:lang="en-US">Weighted average interest rate of reverse repurchase agreements, assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_WeightedAverageInterestRateOfReverseRepurchaseAgreementsAssets" xml:lang="en-US">This element represents percentage of weighted average interest rate of reverse repurchase agreements related to assets.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_WeightedAverageInterestRateOfReverseRepurchaseAgreementsAssets" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_WeightedAverageInterestRateOfReverseRepurchaseAgreementsAssets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SecuritiesLoanedGrossIncludingNotSubjectToMasterNettingArrangement" xlink:label="loc_2JF107H7I93I_us-gaap_SecuritiesLoanedGrossIncludingNotSubjectToMasterNettingArrangement"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_SecuritiesLoanedGrossIncludingNotSubjectToMasterNettingArrangement" xml:lang="en-US">Securities Loaned, Gross Including Not Subject to Master Netting Arrangement, Total</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SecuritiesLoanedGrossIncludingNotSubjectToMasterNettingArrangement" xml:lang="en-US">Gross amount of recognized liabilities for repurchase agreements in offsetting disclosure</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SecuritiesLoanedGrossIncludingNotSubjectToMasterNettingArrangement" xml:lang="en-US">Repurchase agreements / reverse repurchase agreements, gross amounts of recognized liabilities</label>

<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_SecuritiesLoanedGrossIncludingNotSubjectToMasterNettingArrangement" xlink:to="lab_4LH329J9K15K_us-gaap_SecuritiesLoanedGrossIncludingNotSubjectToMasterNettingArrangement"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseAsset" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseAsset"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseAsset" xml:lang="en-US">Securities Sold under Agreements to Repurchase, Asset</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseAsset" xml:lang="en-US">Repurchase and reverse repurchase agreements gross amounts offset on balance sheet liabilities</label>

<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseAsset" xml:lang="en-US">Repurchase agreements / reverse repurchase agreements, gross amounts offset on balance sheet liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseAsset" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseAsset"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SecuritiesSoldUnderAgreementsToRepurchase" xlink:label="loc_2JF107H7I93I_us-gaap_SecuritiesSoldUnderAgreementsToRepurchase"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_SecuritiesSoldUnderAgreementsToRepurchase" xml:lang="en-US">Securities Sold under Agreements to Repurchase</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SecuritiesSoldUnderAgreementsToRepurchase" xml:lang="en-US">Repurchase and reverse repurchase agreements net liabilities balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SecuritiesSoldUnderAgreementsToRepurchase" xml:lang="en-US">Repurchase agreements / reverse repurchase agreements, net liabilities balance</label>

<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_SecuritiesSoldUnderAgreementsToRepurchase" xlink:to="lab_4LH329J9K15K_us-gaap_SecuritiesSoldUnderAgreementsToRepurchase"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetLiabilitiesOfFinancialInstruments" xlink:label="loc_31290F3J262G9III3F2F_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetLiabilitiesOfFinancialInstruments"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetLiabilitiesOfFinancialInstruments" xml:lang="en-US">Repurchase And Reverse Repurchase Agreements Gross Amounts Not Off Set In Balance Sheet Liabilities Of Financial Instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetLiabilitiesOfFinancialInstruments" xml:lang="en-US">Repurchase agreements / reverse repurchase agreements, gross amounts not off set in balance sheet liabilities of financial instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetLiabilitiesOfFinancialInstruments" xml:lang="en-US">This element represents amount of gross amounts not offset in the balance sheet liabilities related to repurchase and reverse repurchase agreements of financial instruments.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetLiabilitiesOfFinancialInstruments" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetLiabilitiesOfFinancialInstruments"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetLiabilitiesOfCollateralPledged" xlink:label="loc_2JF107H7I93I_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetLiabilitiesOfCollateralPledged"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetLiabilitiesOfCollateralPledged" xml:lang="en-US">Repurchase And Reverse Repurchase Agreements Gross Amounts Not Off Set In Balance Sheet Liabilities Of Collateral Pledged</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetLiabilitiesOfCollateralPledged" xml:lang="en-US">Repurchase agreements / reverse repurchase agreements, gross amounts not off set in balance sheet liabilities of collateral pledged</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetLiabilitiesOfCollateralPledged" xml:lang="en-US">This element represents amount of gross amounts not offset in the balance sheet liabilities related to repurchase and reverse repurchase agreements of collateral pledged.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetLiabilitiesOfCollateralPledged" xlink:to="lab_4LH329J9K15K_ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetLiabilitiesOfCollateralPledged"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_RepurchaseAndReverseRepurchaseAgreementsNetLiabilities" xlink:label="loc_31290F3J262G9III3F2F_ucbi_RepurchaseAndReverseRepurchaseAgreementsNetLiabilities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_RepurchaseAndReverseRepurchaseAgreementsNetLiabilities" xml:lang="en-US">Repurchase And Reverse Repurchase Agreements Net Liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_RepurchaseAndReverseRepurchaseAgreementsNetLiabilities" xml:lang="en-US">Repurchase and reverse repurchase agreements net liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_RepurchaseAndReverseRepurchaseAgreementsNetLiabilities" xml:lang="en-US">Repurchase agreements / reverse repurchase agreements, net amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_RepurchaseAndReverseRepurchaseAgreementsNetLiabilities" xml:lang="en-US">This element represents amount of net liabilities related to repurchase and reverse repurchase agreements.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_RepurchaseAndReverseRepurchaseAgreementsNetLiabilities" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_RepurchaseAndReverseRepurchaseAgreementsNetLiabilities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability" xlink:label="loc_2JF107H7I93I_us-gaap_DerivativeFairValueOfDerivativeLiability"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativeFairValueOfDerivativeLiability" xml:lang="en-US">Derivative Liability, Fair Value, Gross Liability</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativeFairValueOfDerivativeLiability" xml:lang="en-US">Derivatives, gross amounts of recognized liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_DerivativeFairValueOfDerivativeLiability" xlink:to="lab_4LH329J9K15K_us-gaap_DerivativeFairValueOfDerivativeLiability"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral" xml:lang="en-US">Derivative Liability, Fair Value, Amount Offset Against Collateral</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral" xml:lang="en-US">Derivatives, gross amounts offset on balance sheet liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_DerivativesLiabilitiesNetBalance" xlink:label="loc_2JF107H7I93I_ucbi_DerivativesLiabilitiesNetBalance"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_DerivativesLiabilitiesNetBalance" xml:lang="en-US">Derivatives Liabilities Net Balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_DerivativesLiabilitiesNetBalance" xml:lang="en-US">Derivative liability, net liabilities balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_ucbi_DerivativesLiabilitiesNetBalance" xml:lang="en-US">Derivatives, net liabilities balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_DerivativesLiabilitiesNetBalance" xml:lang="en-US">This element represents amount of net balance in derivative liabilities.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_DerivativesLiabilitiesNetBalance" xlink:to="lab_4LH329J9K15K_ucbi_DerivativesLiabilitiesNetBalance"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeCollateralRightToReclaimSecurities" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DerivativeCollateralRightToReclaimSecurities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeCollateralRightToReclaimSecurities" xml:lang="en-US">Derivative, Collateral, Right to Reclaim Securities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeCollateralRightToReclaimSecurities" xml:lang="en-US">Derivative liability, gross amounts not off set in balance sheet liabilities of financial instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeCollateralRightToReclaimSecurities" xml:lang="en-US">Derivatives, gross amounts not off set in balance sheet liabilities of financial instruments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_DerivativeCollateralRightToReclaimSecurities" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeCollateralRightToReclaimSecurities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeLiabilityFairValueOfCollateral" xlink:label="loc_2JF107H7I93I_us-gaap_DerivativeLiabilityFairValueOfCollateral"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativeLiabilityFairValueOfCollateral" xml:lang="en-US">Derivative Liability, Fair Value of Collateral</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativeLiabilityFairValueOfCollateral" xml:lang="en-US">Derivatives, gross amounts not off set in balance sheet liabilities of collateral pledged</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativeLiabilityFairValueOfCollateral" xml:lang="en-US">Derivatives, gross amounts not off set in balance sheet liabilities of collateral pledged</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_DerivativeLiabilityFairValueOfCollateral" xlink:to="lab_4LH329J9K15K_us-gaap_DerivativeLiabilityFairValueOfCollateral"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_DerivativeLiabilitiesNetAmount" xlink:label="loc_31290F3J262G9III3F2F_ucbi_DerivativeLiabilitiesNetAmount"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DerivativeLiabilitiesNetAmount" xml:lang="en-US">Derivative Liabilities Net Amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DerivativeLiabilitiesNetAmount" xml:lang="en-US">Derivatives, net amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DerivativeLiabilitiesNetAmount" xml:lang="en-US">This element represents derivative liabilities amount net of collateral not offset against balance sheet.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_DerivativeLiabilitiesNetAmount" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_DerivativeLiabilitiesNetAmount"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_OffsettingLiabilitiesGrossAmountsOfRecognizedLiabilities" xlink:label="loc_2JF107H7I93I_ucbi_OffsettingLiabilitiesGrossAmountsOfRecognizedLiabilities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingLiabilitiesGrossAmountsOfRecognizedLiabilities" xml:lang="en-US">Offsetting Liabilities Gross Amounts Of Recognized Liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingLiabilitiesGrossAmountsOfRecognizedLiabilities" xml:lang="en-US">Offsetting liabilities, gross amounts of recognized liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingLiabilitiesGrossAmountsOfRecognizedLiabilities" xml:lang="en-US">This element represents amount of gross amounts of recognized assets related to offsetting liabilities.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_OffsettingLiabilitiesGrossAmountsOfRecognizedLiabilities" xlink:to="lab_4LH329J9K15K_ucbi_OffsettingLiabilitiesGrossAmountsOfRecognizedLiabilities"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_OffsettingLiabilitiesGrossAmountsOffsetOnBalanceSheet" xlink:label="loc_31290F3J262G9III3F2F_ucbi_OffsettingLiabilitiesGrossAmountsOffsetOnBalanceSheet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingLiabilitiesGrossAmountsOffsetOnBalanceSheet" xml:lang="en-US">Offsetting Liabilities Gross Amounts Offset On Balance Sheet</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingLiabilitiesGrossAmountsOffsetOnBalanceSheet" xml:lang="en-US">Offsetting liabilities gross amounts offset on balance sheet</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingLiabilitiesGrossAmountsOffsetOnBalanceSheet" xml:lang="en-US">This element represents amount of gross Amounts offset on the Balance Sheet related to offsetting liabilities.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingLiabilitiesGrossAmountsOffsetOnBalanceSheet" xml:lang="en-US">Offsetting liabilities, gross amounts offset on balance sheet</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_OffsettingLiabilitiesGrossAmountsOffsetOnBalanceSheet" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingLiabilitiesGrossAmountsOffsetOnBalanceSheet"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_OffsettingLiabilitiesNetAssetBalance" xlink:label="loc_2JF107H7I93I_ucbi_OffsettingLiabilitiesNetAssetBalance"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingLiabilitiesNetAssetBalance" xml:lang="en-US">Offsetting Liabilities Net Asset Balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingLiabilitiesNetAssetBalance" xml:lang="en-US">Offsetting liabilities, net liabilities balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingLiabilitiesNetAssetBalance" xml:lang="en-US">Offsetting liabilities, net liabilities balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingLiabilitiesNetAssetBalance" xml:lang="en-US">This element represents amount of net asset balance related to offsetting liabilities.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_OffsettingLiabilitiesNetAssetBalance" xlink:to="lab_4LH329J9K15K_ucbi_OffsettingLiabilitiesNetAssetBalance"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_OffsettingLiabilitiesGrossAmountsNotOffsetInBalanceSheetOfFinancialInstruments" xlink:label="loc_31290F3J262G9III3F2F_ucbi_OffsettingLiabilitiesGrossAmountsNotOffsetInBalanceSheetOfFinancialInstruments"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingLiabilitiesGrossAmountsNotOffsetInBalanceSheetOfFinancialInstruments" xml:lang="en-US">Offsetting Liabilities Gross Amounts Not Offset In Balance Sheet Of Financial Instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingLiabilitiesGrossAmountsNotOffsetInBalanceSheetOfFinancialInstruments" xml:lang="en-US">Offsetting liabilities, gross amounts not offset in balance sheet of financial instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingLiabilitiesGrossAmountsNotOffsetInBalanceSheetOfFinancialInstruments" xml:lang="en-US">This element represents amount of gross amounts not offset in the balance sheet of financial instruments related to offsetting liabilities.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingLiabilitiesGrossAmountsNotOffsetInBalanceSheetOfFinancialInstruments" xml:lang="en-US">Offsetting liabilities gross amounts not offset in balance sheet of financial instruments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_OffsettingLiabilitiesGrossAmountsNotOffsetInBalanceSheetOfFinancialInstruments" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingLiabilitiesGrossAmountsNotOffsetInBalanceSheetOfFinancialInstruments"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_OffsettingLiabilitiesGrossAmountsNotOffsetInBalanceSheetOfCollateralPledged" xlink:label="loc_2JF107H7I93I_ucbi_OffsettingLiabilitiesGrossAmountsNotOffsetInBalanceSheetOfCollateralPledged"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingLiabilitiesGrossAmountsNotOffsetInBalanceSheetOfCollateralPledged" xml:lang="en-US">Offsetting Liabilities Gross Amounts Not Offset In Balance Sheet Of Collateral Pledged</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingLiabilitiesGrossAmountsNotOffsetInBalanceSheetOfCollateralPledged" xml:lang="en-US">Offsetting liabilities gross amounts not offset in the balance sheet of collateral pledged</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingLiabilitiesGrossAmountsNotOffsetInBalanceSheetOfCollateralPledged" xml:lang="en-US">This element represents amount of gross amounts of recognized assets of collateral pledged related to off setting liabilities.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_ucbi_OffsettingLiabilitiesGrossAmountsNotOffsetInBalanceSheetOfCollateralPledged" xml:lang="en-US">Offsetting liabilities, gross amounts not offset in the balance sheet of collateral pledged</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_OffsettingLiabilitiesGrossAmountsNotOffsetInBalanceSheetOfCollateralPledged" xlink:to="lab_4LH329J9K15K_ucbi_OffsettingLiabilitiesGrossAmountsNotOffsetInBalanceSheetOfCollateralPledged"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_OffsettingLiabilitiesNetAmount" xlink:label="loc_31290F3J262G9III3F2F_ucbi_OffsettingLiabilitiesNetAmount"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingLiabilitiesNetAmount" xml:lang="en-US">Offsetting Liabilities Net Amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingLiabilitiesNetAmount" xml:lang="en-US">Offsetting liabilities net amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingLiabilitiesNetAmount" xml:lang="en-US">Offsetting liabilities, net amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingLiabilitiesNetAmount" xml:lang="en-US">This element represents amount of net amounts related to offsetting liabilities.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_OffsettingLiabilitiesNetAmount" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingLiabilitiesNetAmount"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_WeightedAverageInterestRateOfReverseRepurchaseAgreementsLiabilities" xlink:label="loc_2JF107H7I93I_ucbi_WeightedAverageInterestRateOfReverseRepurchaseAgreementsLiabilities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_WeightedAverageInterestRateOfReverseRepurchaseAgreementsLiabilities" xml:lang="en-US">Weighted Average Interest Rate Of Reverse Repurchase Agreements Liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_WeightedAverageInterestRateOfReverseRepurchaseAgreementsLiabilities" xml:lang="en-US">Weighted average interest rate of reverse repurchase agreements, liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_WeightedAverageInterestRateOfReverseRepurchaseAgreementsLiabilities" xml:lang="en-US">This element represents percentage of weighted average interest rate of reverse repurchase agreements related to liabilities.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_WeightedAverageInterestRateOfReverseRepurchaseAgreementsLiabilities" xlink:to="lab_4LH329J9K15K_ucbi_WeightedAverageInterestRateOfReverseRepurchaseAgreementsLiabilities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfAssetsSoldUnderAgreementsToRepurchaseTable" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ScheduleOfAssetsSoldUnderAgreementsToRepurchaseTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfAssetsSoldUnderAgreementsToRepurchaseTable" xml:lang="en-US">Schedule of Assets Sold under Agreements to Repurchase [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ScheduleOfAssetsSoldUnderAgreementsToRepurchaseTable" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfAssetsSoldUnderAgreementsToRepurchaseTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis" xlink:label="loc_2JF107H7I93I_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis" xml:lang="en-US">Major Types Of Debt and Equity Securities [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis" xml:lang="en-US">Major Types of Debt and Equity Securities [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis" xlink:to="lab_4LH329J9K15K_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain" xml:lang="en-US">Major Types Of Debt and Equity Securities [Domain]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain" xml:lang="en-US">Major Types of Debt and Equity Securities [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_USTreasurySecuritiesMember" xlink:label="loc_2JF107H7I93I_us-gaap_USTreasurySecuritiesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_USTreasurySecuritiesMember" xml:lang="en-US">US Treasury Securities [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_USTreasurySecuritiesMember" xml:lang="en-US">U.S. Treasuries</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_USTreasurySecuritiesMember" xml:lang="en-US">U.S. Treasury securities</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodDomain" xlink:label="loc_2JF107H7I93I_us-gaap_AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodDomain"/>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MaturityOvernightMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_MaturityOvernightMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_MaturityOvernightMember" xml:lang="en-US">Maturity Overnight [Member]</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MaturityUpTo30DaysMember" xlink:label="loc_2JF107H7I93I_us-gaap_MaturityUpTo30DaysMember"/>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_Maturity30To90DaysMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_Maturity30To90DaysMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_Maturity30To90DaysMember" xml:lang="en-US">Maturity 30 to 90 Days [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_Maturity30To90DaysMember" xml:lang="en-US">30 to 90 Days</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MaturityOver90DaysMember" xlink:label="loc_2JF107H7I93I_us-gaap_MaturityOver90DaysMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_MaturityOver90DaysMember" xml:lang="en-US">Maturity Greater than 90 Days [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_MaturityOver90DaysMember" xml:lang="en-US">91 to 110 days</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsSoldUnderAgreementsToRepurchaseLineItems" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_AssetsSoldUnderAgreementsToRepurchaseLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AssetsSoldUnderAgreementsToRepurchaseLineItems" xml:lang="en-US">Assets Sold under Agreements to Repurchase [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_AssetsSoldUnderAgreementsToRepurchaseLineItems" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_AssetsSoldUnderAgreementsToRepurchaseLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement" xlink:label="loc_2JF107H7I93I_us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement" xml:lang="en-US">Securities Sold under Agreements to Repurchase, Gross Including Not Subject to Master Netting Arrangement, Total</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement" xml:lang="en-US">Remaining Contractual Maturity of the Agreements</label>

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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SecuritiesLoanedAndSecuritiesSoldUnderAgreementToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_SecuritiesLoanedAndSecuritiesSoldUnderAgreementToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SecuritiesLoanedAndSecuritiesSoldUnderAgreementToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement" xml:lang="en-US">Securities Loaned and Securities Sold under Agreement to Repurchase, Gross Including Not Subject to Master Netting Arrangement, Total</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SecuritiesLoanedAndSecuritiesSoldUnderAgreementToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement" xml:lang="en-US">Amounts related to agreements not included in offsetting disclosure</label>

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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeCollateralRightToReclaimCash" xlink:label="loc_2JF107H7I93I_us-gaap_DerivativeCollateralRightToReclaimCash"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativeCollateralRightToReclaimCash" xml:lang="en-US">Derivative, Collateral, Right to Reclaim Cash</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativeCollateralRightToReclaimCash" xml:lang="en-US">Right to reclaim cash collateral</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_DerivativeCollateralRightToReclaimCash" xlink:to="lab_4LH329J9K15K_us-gaap_DerivativeCollateralRightToReclaimCash"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeCollateralObligationToReturnCash" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DerivativeCollateralObligationToReturnCash"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeCollateralObligationToReturnCash" xml:lang="en-US">Derivative, Collateral, Obligation to Return Cash</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeCollateralObligationToReturnCash" xml:lang="en-US">Obligation to return cash collateral</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_DerivativeCollateralObligationToReturnCash" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeCollateralObligationToReturnCash"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfHeldToMaturitySecuritiesTable" xlink:label="loc_2JF107H7I93I_us-gaap_ScheduleOfHeldToMaturitySecuritiesTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ScheduleOfHeldToMaturitySecuritiesTable" xml:lang="en-US">Schedule Of Held-To-Maturity Securities [Table]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ScheduleOfHeldToMaturitySecuritiesTable" xml:lang="en-US">Schedule of Held-to-maturity Securities [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ScheduleOfHeldToMaturitySecuritiesTable" xlink:to="lab_4LH329J9K15K_us-gaap_ScheduleOfHeldToMaturitySecuritiesTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtSecurityAxis" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DebtSecurityAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DebtSecurityAxis" xml:lang="en-US">Debt Security [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DebtSecurityAxis" xml:lang="en-US">Debt Security [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_DebtSecurityAxis" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_DebtSecurityAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MajorTypesOfDebtSecuritiesDomain" xlink:label="loc_2JF107H7I93I_us-gaap_MajorTypesOfDebtSecuritiesDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_MajorTypesOfDebtSecuritiesDomain" xml:lang="en-US">Major Types of Debt Securities [Domain]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_MajorTypesOfDebtSecuritiesDomain" xml:lang="en-US">Major Types of Debt and Equity Securities [Domain]</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_USStatesAndPoliticalSubdivisionsMember"/>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems" xlink:label="loc_2JF107H7I93I_us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems" xml:lang="en-US">Schedule Of Held-To-Maturity Securities [Line Items]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems" xml:lang="en-US">Schedule of Held-to-maturity Securities [Line Items]</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_HeldToMaturitySecuritiesUnclassifiedAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_HeldToMaturitySecuritiesUnclassifiedAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_HeldToMaturitySecuritiesUnclassifiedAbstract" xml:lang="en-US">Held-To-Maturity Securities, Unclassified [Abstract]</label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment" xml:lang="en-US">Held-To-Maturity Securities, Amortized Cost Before Other Than Temporary Impairment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment" xml:lang="en-US">Amortized Cost</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment" xml:lang="en-US">Amortized Cost</label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable" xml:lang="en-US">Schedule Of Accounts, Notes, Loans and Financing Receivable [Table]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable" xml:lang="en-US">Schedule of Accounts, Notes, Loans and Financing Receivable [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable" xlink:to="lab_4LH329J9K15K_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis" xml:lang="en-US">Receivable Type [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis" xml:lang="en-US">Receivable Type [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ReceivableTypeDomain" xlink:label="loc_2JF107H7I93I_us-gaap_ReceivableTypeDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ReceivableTypeDomain" xml:lang="en-US">Receivable Type [Domain]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ReceivableTypeDomain" xml:lang="en-US">Receivable Type [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ReceivableTypeDomain" xlink:to="lab_4LH329J9K15K_us-gaap_ReceivableTypeDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LoansReceivableMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_LoansReceivableMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LoansReceivableMember" xml:lang="en-US">Loans Receivable [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LoansReceivableMember" xml:lang="en-US">Loans Receivable</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_LoansReceivableMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_LoansReceivableMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" xlink:label="loc_2JF107H7I93I_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" xml:lang="en-US">Class of Financing Receivable [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" xml:lang="en-US">Class of Financing Receivable [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" xlink:to="lab_4LH329J9K15K_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" xml:lang="en-US">Class of Financing Receivable [Domain]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" xml:lang="en-US">Class of Financing Receivable [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommercialRealEstateMember" xlink:label="loc_2JF107H7I93I_us-gaap_CommercialRealEstateMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_CommercialRealEstateMember" xml:lang="en-US">Commercial (Secured By Real Estate)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_CommercialRealEstateMember" xml:lang="en-US">Commercial real estate</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_CommercialRealEstateMember" xml:lang="en-US">Owner occupied commercial real estate</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_CommercialRealEstateMember" xlink:to="lab_4LH329J9K15K_us-gaap_CommercialRealEstateMember"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_IncomeProducingCommercialRealEstateMember" xlink:label="loc_31290F3J262G9III3F2F_ucbi_IncomeProducingCommercialRealEstateMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_IncomeProducingCommercialRealEstateMember" xml:lang="en-US">Income Producing Commercial Real Estate [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_IncomeProducingCommercialRealEstateMember" xml:lang="en-US">Income producing commercial real estate</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_IncomeProducingCommercialRealEstateMember" xml:lang="en-US">Property that represents income producing commercial real estate.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_IncomeProducingCommercialRealEstateMember" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_IncomeProducingCommercialRealEstateMember"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_CommercialAndIndustrialMember" xlink:label="loc_2JF107H7I93I_ucbi_CommercialAndIndustrialMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_CommercialAndIndustrialMember" xml:lang="en-US">Commercial And Industrial [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_CommercialAndIndustrialMember" xml:lang="en-US">Commercial &amp; industrial</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_CommercialAndIndustrialMember" xml:lang="en-US">Represents commercial and industrial.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_CommercialAndIndustrialMember" xlink:to="lab_4LH329J9K15K_ucbi_CommercialAndIndustrialMember"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_CommercialConstructionMember" xlink:label="loc_31290F3J262G9III3F2F_ucbi_CommercialConstructionMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_CommercialConstructionMember" xml:lang="en-US">Commercial Construction [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_CommercialConstructionMember" xml:lang="en-US">Commercial construction [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_CommercialConstructionMember" xml:lang="en-US">Commercial construction</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_CommercialConstructionMember" xml:lang="en-US">Represents commercial construction.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_CommercialConstructionMember" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_CommercialConstructionMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommercialPortfolioSegmentMember" xlink:label="loc_2JF107H7I93I_us-gaap_CommercialPortfolioSegmentMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_CommercialPortfolioSegmentMember" xml:lang="en-US">Commercial</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_CommercialPortfolioSegmentMember" xml:lang="en-US">Commercial</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_CommercialPortfolioSegmentMember" xml:lang="en-US">Commercial Portfolio Segment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_CommercialPortfolioSegmentMember" xlink:to="lab_4LH329J9K15K_us-gaap_CommercialPortfolioSegmentMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ResidentialMortgageMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ResidentialMortgageMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ResidentialMortgageMember" xml:lang="en-US">Residential Mortgage</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ResidentialMortgageMember" xml:lang="en-US">Residential mortgage</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ResidentialMortgageMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ResidentialMortgageMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_HomeEquityMember" xlink:label="loc_2JF107H7I93I_us-gaap_HomeEquityMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_HomeEquityMember" xml:lang="en-US">Home Equity Line of Credit [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_HomeEquityMember" xml:lang="en-US">Home equity lines of credit</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_HomeEquityMember" xlink:to="lab_4LH329J9K15K_us-gaap_HomeEquityMember"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_ResidentialConstructionMember" xlink:label="loc_31290F3J262G9III3F2F_ucbi_ResidentialConstructionMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_ResidentialConstructionMember" xml:lang="en-US">Residential Construction [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_ResidentialConstructionMember" xml:lang="en-US">Residential construction</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_ResidentialConstructionMember" xml:lang="en-US">Represents residential construction.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_ResidentialConstructionMember" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_ResidentialConstructionMember"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_ConsumerInstallmentMember" xlink:label="loc_2JF107H7I93I_ucbi_ConsumerInstallmentMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_ConsumerInstallmentMember" xml:lang="en-US">Consumer Installment [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_ucbi_ConsumerInstallmentMember" xml:lang="en-US">Consumer installment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_ConsumerInstallmentMember" xml:lang="en-US">Consumer installment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_ConsumerInstallmentMember" xml:lang="en-US">Represents consumer installment.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_ConsumerInstallmentMember" xlink:to="lab_4LH329J9K15K_ucbi_ConsumerInstallmentMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AutomobileLoanMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_AutomobileLoanMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AutomobileLoanMember" xml:lang="en-US">Automobile Loan [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AutomobileLoanMember" xml:lang="en-US">Indirect auto</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_AutomobileLoanMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_AutomobileLoanMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccountsNotesAndLoansReceivableLineItems" xlink:label="loc_2JF107H7I93I_us-gaap_AccountsNotesAndLoansReceivableLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_AccountsNotesAndLoansReceivableLineItems" xml:lang="en-US">Accounts, Notes, Loans and Financing Receivable [Line Items]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_AccountsNotesAndLoansReceivableLineItems" xml:lang="en-US">Accounts, Notes, Loans and Financing Receivable [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_AccountsNotesAndLoansReceivableLineItems" xlink:to="lab_4LH329J9K15K_us-gaap_AccountsNotesAndLoansReceivableLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LoansAndLeasesReceivableNetReportedAmountAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_LoansAndLeasesReceivableNetReportedAmountAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LoansAndLeasesReceivableNetReportedAmountAbstract" xml:lang="en-US">Loans and Leases Receivable Net Reported Amount [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LoansAndLeasesReceivableNetReportedAmountAbstract" xml:lang="en-US">Classifications of loans</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_LoansAndLeasesReceivableNetReportedAmountAbstract" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_LoansAndLeasesReceivableNetReportedAmountAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldMovementScheduleRollForward" xlink:label="loc_2JF107H7I93I_us-gaap_CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldMovementScheduleRollForward"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldMovementScheduleRollForward" xml:lang="en-US">Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield Movement Schedule [Roll Forward]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldMovementScheduleRollForward" xlink:to="lab_4LH329J9K15K_us-gaap_CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldMovementScheduleRollForward"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYield" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYield"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYield" xml:lang="en-US">Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYield" xml:lang="en-US">Balance at beginning of period</label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldAccretion" xml:lang="en-US">Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Accretion</label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldReclassificationsFromNonaccretableDifference" xml:lang="en-US">Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield, Reclassifications from Nonaccretable Difference</label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable" xml:lang="en-US">Schedule of Financing Receivable, Allowance for Credit Losses [Table]</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ValuationAllowancesAndReservesTypeAxis" xlink:label="loc_2JF107H7I93I_us-gaap_ValuationAllowancesAndReservesTypeAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ValuationAllowancesAndReservesTypeAxis" xml:lang="en-US">Valuation Allowances and Reserves Type [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ValuationAllowancesAndReservesTypeAxis" xlink:to="lab_4LH329J9K15K_us-gaap_ValuationAllowancesAndReservesTypeAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ValuationAllowancesAndReservesDomain" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ValuationAllowancesAndReservesDomain"/>
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<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ValuationAllowancesAndReservesDomain" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ValuationAllowancesAndReservesDomain"/>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_AllowanceForUnfundedCommitmentMember" xml:lang="en-US">Allowance For Unfunded Commitment [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_AllowanceForUnfundedCommitmentMember" xml:lang="en-US">Allowance for unfunded commitments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_AllowanceForUnfundedCommitmentMember" xml:lang="en-US">Represents information about allowance for unfunded loan commitment.</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnallocatedFinancingReceivablesMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_UnallocatedFinancingReceivablesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_UnallocatedFinancingReceivablesMember" xml:lang="en-US">Unallocated Financing Receivables [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_UnallocatedFinancingReceivablesMember" xml:lang="en-US">Unallocated</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems" xlink:label="loc_2JF107H7I93I_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems" xml:lang="en-US">Financing Receivable, Allowance For Credit Losses [Line Items]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems" xml:lang="en-US">Financing Receivable, Allowance for Credit Losses [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems" xlink:to="lab_4LH329J9K15K_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward" xml:lang="en-US">Financing Receivable, Allowance for Credit Losses [Roll Forward]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLosses" xlink:label="loc_2JF107H7I93I_us-gaap_FinancingReceivableAllowanceForCreditLosses"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableAllowanceForCreditLosses" xml:lang="en-US">Financing Receivable, Allowance for Credit Losses</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableAllowanceForCreditLosses" xml:lang="en-US">Allowance for Loan Losses, Ending balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableAllowanceForCreditLosses" xml:lang="en-US">Beginning Balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableAllowanceForCreditLosses" xml:lang="en-US">Ending Balance</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FinancingReceivableAllowanceForCreditLosses" xlink:to="lab_4LH329J9K15K_us-gaap_FinancingReceivableAllowanceForCreditLosses"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs" xml:lang="en-US">Financing Receivable, Allowance for Credit Losses, Write-downs</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs" xml:lang="en-US">Charge-Offs</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery" xlink:label="loc_2JF107H7I93I_us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery" xml:lang="en-US">Financing Receivable, Allowance for Credit Losses, Recovery</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery" xml:lang="en-US">Recoveries</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery" xlink:to="lab_4LH329J9K15K_us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1" xml:lang="en-US">Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1" xml:lang="en-US">Allowance for loan losses, Individually evaluated for impairment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1" xml:lang="en-US">Allowance for Loan Losses, Individually evaluated for impairment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" xlink:label="loc_2JF107H7I93I_us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" xml:lang="en-US">Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" xml:lang="en-US">Allowance for Loan Losses, Collectively evaluated for impairment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" xml:lang="en-US">Collectively evaluated for impairment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" xlink:to="lab_4LH329J9K15K_us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses" xml:lang="en-US">Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses" xml:lang="en-US">Allowance for Loan Losses, PCI</label>

<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment" xlink:label="loc_2JF107H7I93I_us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment" xml:lang="en-US">Financing Receivable, Individually Evaluated for Impairment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment" xml:lang="en-US">Total</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment" xml:lang="en-US">Loans Outstanding, Individually evaluated for impairment</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment" xml:lang="en-US">Financing Receivable, Collectively Evaluated for Impairment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment" xml:lang="en-US">Loans Outstanding, Collectively evaluated for impairment</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet" xlink:label="loc_2JF107H7I93I_us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet"/>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet" xml:lang="en-US">Loans Outstanding, Purchased with deteriorated credit quality</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet" xml:lang="en-US">Loans Outstanding, PCI</label>

<label xlink:type="resource" xlink:label="lab_4LH329J9K15K_us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xml:lang="en-US">Carrying value of purchased credit impaired loans</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfImpairedFinancingReceivableTable" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ScheduleOfImpairedFinancingReceivableTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfImpairedFinancingReceivableTable" xml:lang="en-US">Schedule of Impaired Financing Receivable [Table]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfImpairedFinancingReceivableTable" xml:lang="en-US">Schedule Of Impaired Financing Receivable [Table]</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableImpairedLineItems" xlink:label="loc_2JF107H7I93I_us-gaap_FinancingReceivableImpairedLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableImpairedLineItems" xml:lang="en-US">Financing Receivable, Impaired [Line Items]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableImpairedLineItems" xml:lang="en-US">Financing Receivable, Impaired [Line Items]</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentAgingAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableRecordedInvestmentAgingAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableRecordedInvestmentAgingAbstract" xml:lang="en-US">Financing Receivable, Recorded Investment, Aging [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableRecordedInvestmentAgingAbstract" xml:lang="en-US">Loans individually evaluated for impairment by class of loans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableRecordedInvestmentAgingAbstract" xml:lang="en-US">Recorded investment in nonaccrual loans by loan class</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableRecordedInvestmentAgingAbstract" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableRecordedInvestmentAgingAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance" xlink:label="loc_2JF107H7I93I_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance" xml:lang="en-US">Impaired Financing Receivable, With No Related Allowance, Unpaid Principal Balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance" xml:lang="en-US">Unpaid Principal Balance, With no related allowance recorded</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance" xlink:to="lab_4LH329J9K15K_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment" xml:lang="en-US">Impaired Financing Receivable, With No Related Allowance, Recorded Investment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment" xml:lang="en-US">Recorded Investment, With no related allowance recorded</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance" xlink:label="loc_2JF107H7I93I_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance" xml:lang="en-US">Impaired Financing Receivable, With Related Allowance, Unpaid Principal Balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance" xml:lang="en-US">Unpaid Principal Balance, With an allowance recorded</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance" xlink:to="lab_4LH329J9K15K_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment" xml:lang="en-US">Impaired Financing Receivable, With Related Allowance, Recorded Investment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment" xml:lang="en-US">Recorded Investment, With allowance recorded</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ImpairedFinancingReceivableRelatedAllowance" xlink:label="loc_2JF107H7I93I_us-gaap_ImpairedFinancingReceivableRelatedAllowance"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ImpairedFinancingReceivableRelatedAllowance" xml:lang="en-US">Impaired Financing Receivable, Related Allowance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ImpairedFinancingReceivableRelatedAllowance" xml:lang="en-US">Allowance for loan losses allocated with allowance</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ImpairedFinancingReceivableRelatedAllowance" xlink:to="lab_4LH329J9K15K_us-gaap_ImpairedFinancingReceivableRelatedAllowance"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance" xml:lang="en-US">Impaired Financing Receivable, Unpaid Principal Balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance" xml:lang="en-US">Unpaid Principal Balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance" xml:lang="en-US">Unpaid Principal Balance</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ImpairedFinancingReceivableRecordedInvestment" xlink:label="loc_2JF107H7I93I_us-gaap_ImpairedFinancingReceivableRecordedInvestment"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ImpairedFinancingReceivableRecordedInvestment" xml:lang="en-US">Impaired Financing Receivable, Recorded Investment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ImpairedFinancingReceivableRecordedInvestment" xml:lang="en-US">Recorded Investment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ImpairedFinancingReceivableRecordedInvestment" xml:lang="en-US">Recorded Investment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ImpairedFinancingReceivableRecordedInvestment" xlink:to="lab_4LH329J9K15K_us-gaap_ImpairedFinancingReceivableRecordedInvestment"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_AverageBalancesOfImpairedLoansAndIncomeRecognizedOnImpairedLoansAbstract" xlink:label="loc_31290F3J262G9III3F2F_ucbi_AverageBalancesOfImpairedLoansAndIncomeRecognizedOnImpairedLoansAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_AverageBalancesOfImpairedLoansAndIncomeRecognizedOnImpairedLoansAbstract" xml:lang="en-US">Average Balances Of Impaired Loans And Income Recognized On Impaired Loans [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_AverageBalancesOfImpairedLoansAndIncomeRecognizedOnImpairedLoansAbstract" xml:lang="en-US">Average balances of impaired loans and income recognized on impaired loans</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment" xlink:label="loc_2JF107H7I93I_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment" xml:lang="en-US">Impaired Financing Receivable Average Recorded Investment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment" xml:lang="en-US">Average Balance</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment" xlink:to="lab_4LH329J9K15K_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod" xml:lang="en-US">Impaired Financing Receivable Interest Income Accrual Method</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod" xml:lang="en-US">Interest Revenue Recognized During Impairment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethod" xlink:label="loc_2JF107H7I93I_us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethod"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethod" xml:lang="en-US">Impaired Financing Receivable Interest Income Cash Basis Method</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethod" xml:lang="en-US">Cash Basis Interest Revenue Received</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethod" xlink:to="lab_4LH329J9K15K_us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethod"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfFinancingReceivablesPastDueTable" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ScheduleOfFinancingReceivablesPastDueTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfFinancingReceivablesPastDueTable" xml:lang="en-US">Schedule Of Financing Receivables Past Due [Table]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfFinancingReceivablesPastDueTable" xml:lang="en-US">Schedule of Financing Receivables Past Due [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ScheduleOfFinancingReceivablesPastDueTable" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfFinancingReceivablesPastDueTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems" xlink:label="loc_2JF107H7I93I_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems" xml:lang="en-US">Financing Receivable, Recorded Investment, Past Due [Line Items]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems" xml:lang="en-US">Financing Receivable, Recorded Investment, Past Due [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems" xlink:to="lab_4LH329J9K15K_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus" xml:lang="en-US">Financing Receivable, Recorded Investment, Nonaccrual Status</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus" xml:lang="en-US">Nonaccrual Loans</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivablesPeriodPastDueAxis" xlink:label="loc_2JF107H7I93I_us-gaap_FinancingReceivablesPeriodPastDueAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivablesPeriodPastDueAxis" xml:lang="en-US">Financing Receivables, Period Past Due [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FinancingReceivablesPeriodPastDueAxis" xlink:to="lab_4LH329J9K15K_us-gaap_FinancingReceivablesPeriodPastDueAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivablesPeriodPastDueDomain" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivablesPeriodPastDueDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivablesPeriodPastDueDomain" xml:lang="en-US">Financing Receivables, Period Past Due [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivablesPeriodPastDueDomain" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivablesPeriodPastDueDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivables30To59DaysPastDueMember" xlink:label="loc_2JF107H7I93I_us-gaap_FinancingReceivables30To59DaysPastDueMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivables30To59DaysPastDueMember" xml:lang="en-US">Financing Receivables, 30 to 59 Days Past Due [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivables30To59DaysPastDueMember" xml:lang="en-US">30 - 59 Days</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivables30To59DaysPastDueMember" xml:lang="en-US">Loans Past Due, 30 - 59 Days</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FinancingReceivables30To59DaysPastDueMember" xlink:to="lab_4LH329J9K15K_us-gaap_FinancingReceivables30To59DaysPastDueMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivables60To89DaysPastDueMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivables60To89DaysPastDueMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivables60To89DaysPastDueMember" xml:lang="en-US">Financing Receivables, 60 to 89 Days Past Due [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivables60To89DaysPastDueMember" xml:lang="en-US">Loans Past Due, 60 - 89 Days</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivables60To89DaysPastDueMember" xml:lang="en-US">60 - 89 Days</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivables60To89DaysPastDueMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivables60To89DaysPastDueMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember" xlink:label="loc_2JF107H7I93I_us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember" xml:lang="en-US">Financing Receivables, Equal to Greater than 90 Days Past Due [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember" xml:lang="en-US">Loans Past Due, &gt; 90 Days</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember" xlink:to="lab_4LH329J9K15K_us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentPastDue" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableRecordedInvestmentPastDue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableRecordedInvestmentPastDue" xml:lang="en-US">Financing Receivable, Recorded Investment, Past Due</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableRecordedInvestmentPastDue" xml:lang="en-US">Loans, Total Past Due</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableRecordedInvestmentPastDue" xml:lang="en-US">Loans, Total Past Due</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableRecordedInvestmentPastDue" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableRecordedInvestmentPastDue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentCurrent" xlink:label="loc_2JF107H7I93I_us-gaap_FinancingReceivableRecordedInvestmentCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableRecordedInvestmentCurrent" xml:lang="en-US">Financing Receivable, Recorded Investment, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableRecordedInvestmentCurrent" xml:lang="en-US">Loans Not Past Due</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FinancingReceivableRecordedInvestmentCurrent" xlink:to="lab_4LH329J9K15K_us-gaap_FinancingReceivableRecordedInvestmentCurrent"/>





<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable" xlink:label="loc_2JF107H7I93I_us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable" xml:lang="en-US">Schedule Of Financing Receivable, Troubled Debt Restructurings [Table]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable" xml:lang="en-US">Schedule of Financing Receivable, Troubled Debt Restructurings [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable" xlink:to="lab_4LH329J9K15K_us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableModificationsLineItems" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableModificationsLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableModificationsLineItems" xml:lang="en-US">Financing Receivable, Modifications [Line Items]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableModificationsLineItems" xml:lang="en-US">Financing Receivable, Modifications [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableModificationsLineItems" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableModificationsLineItems"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_AdditionalInformationOnTroubledDebtRestructuringsAbstract" xlink:label="loc_2JF107H7I93I_ucbi_AdditionalInformationOnTroubledDebtRestructuringsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_AdditionalInformationOnTroubledDebtRestructuringsAbstract" xml:lang="en-US">Additional Information On Troubled Debt Restructurings [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_AdditionalInformationOnTroubledDebtRestructuringsAbstract" xml:lang="en-US">Additional information on troubled debt restructurings</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_AdditionalInformationOnTroubledDebtRestructuringsAbstract" xlink:to="lab_4LH329J9K15K_ucbi_AdditionalInformationOnTroubledDebtRestructuringsAbstract"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_FinancingReceivableModificationNumberOfContracts" xlink:label="loc_31290F3J262G9III3F2F_ucbi_FinancingReceivableModificationNumberOfContracts"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_FinancingReceivableModificationNumberOfContracts" xml:lang="en-US">Financing Receivable Modification Number Of Contracts</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_FinancingReceivableModificationNumberOfContracts" xml:lang="en-US">Number of Contracts</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_FinancingReceivableModificationNumberOfContracts" xml:lang="en-US">Number of financing receivables that have been modified by troubled debt restructurings.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_FinancingReceivableModificationNumberOfContracts" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_FinancingReceivableModificationNumberOfContracts"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_FinancingReceivableModificationPreModificationRecordedInvestment" xlink:label="loc_2JF107H7I93I_ucbi_FinancingReceivableModificationPreModificationRecordedInvestment"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_FinancingReceivableModificationPreModificationRecordedInvestment" xml:lang="en-US">Financing Receivable Modification Pre Modification Recorded Investment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_FinancingReceivableModificationPreModificationRecordedInvestment" xml:lang="en-US">Pre-Modification Outstanding Recorded Investment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_FinancingReceivableModificationPreModificationRecordedInvestment" xml:lang="en-US">Pre-modification amount of investment in financing receivables modified by troubled debt restructurings.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_FinancingReceivableModificationPreModificationRecordedInvestment" xlink:to="lab_4LH329J9K15K_ucbi_FinancingReceivableModificationPreModificationRecordedInvestment"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_FinancingReceivableModificationPostModificationRecordedInvestment" xlink:label="loc_31290F3J262G9III3F2F_ucbi_FinancingReceivableModificationPostModificationRecordedInvestment"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_FinancingReceivableModificationPostModificationRecordedInvestment" xml:lang="en-US">Financing Receivable Modification Post Modification Recorded Investment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_FinancingReceivableModificationPostModificationRecordedInvestment" xml:lang="en-US">Post-Modification Outstanding Recorded Investment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_FinancingReceivableModificationPostModificationRecordedInvestment" xml:lang="en-US">Post-modification amount of investment in financing receivables modified by troubled debt restructurings.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_FinancingReceivableModificationPostModificationRecordedInvestment" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_FinancingReceivableModificationPostModificationRecordedInvestment"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableModificationsNumberOfContracts2" xlink:label="loc_2JF107H7I93I_us-gaap_FinancingReceivableModificationsNumberOfContracts2"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableModificationsNumberOfContracts2" xml:lang="en-US">Financing Receivable, Modifications, Number of Contracts</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableModificationsNumberOfContracts2" xml:lang="en-US">Number of Contracts</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FinancingReceivableModificationsNumberOfContracts2" xlink:to="lab_4LH329J9K15K_us-gaap_FinancingReceivableModificationsNumberOfContracts2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2" xml:lang="en-US">Financing Receivable, Modifications, Pre-Modification Recorded Investment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2" xml:lang="en-US">Pre-Modification Outstanding Recorded Investment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2" xlink:label="loc_2JF107H7I93I_us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2" xml:lang="en-US">Financing Receivable, Modifications, Post-Modification Recorded Investment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2" xml:lang="en-US">Post Modification Outstanding Recorded Investment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2" xlink:to="lab_4LH329J9K15K_us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1" xml:lang="en-US">Financing Receivable, Modifications, Subsequent Default, Number of Contracts</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1" xml:lang="en-US">Troubled Debt Restructurings Modified Within the Previous Twelve Months that Have Subsequently Defaulted, Number of Contracts</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1" xlink:label="loc_2JF107H7I93I_us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1" xml:lang="en-US">Financing Receivable, Modifications, Subsequent Default, Recorded Investment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1" xml:lang="en-US">Troubled Debt Restructurings Modified Within the Previous Twelve Months that Have Subsequently Defaulted, Recorded Investment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1" xlink:to="lab_4LH329J9K15K_us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable" xml:lang="en-US">Schedule Of Financing Receivable, Recorded Investment, Credit Quality Indicator [Table]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable" xml:lang="en-US">Schedule of Financing Receivable, Recorded Investment, Credit Quality Indicator [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InternalCreditAssessmentAxis" xlink:label="loc_2JF107H7I93I_us-gaap_InternalCreditAssessmentAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_InternalCreditAssessmentAxis" xml:lang="en-US">Internal Credit Assessment [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_InternalCreditAssessmentAxis" xml:lang="en-US">Financing Receivable Information by Credit Quality Indicator [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_InternalCreditAssessmentAxis" xlink:to="lab_4LH329J9K15K_us-gaap_InternalCreditAssessmentAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InternalCreditAssessmentDomain" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_InternalCreditAssessmentDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InternalCreditAssessmentDomain" xml:lang="en-US">Internal Credit Assessment [Domain]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InternalCreditAssessmentDomain" xml:lang="en-US">Financing Receivable, by Credit Quality Indicator [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_InternalCreditAssessmentDomain" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_InternalCreditAssessmentDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PassMember" xlink:label="loc_2JF107H7I93I_us-gaap_PassMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_PassMember" xml:lang="en-US">Pass [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_PassMember" xml:lang="en-US">Pass</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_PassMember" xlink:to="lab_4LH329J9K15K_us-gaap_PassMember"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_WatchMember" xlink:label="loc_31290F3J262G9III3F2F_ucbi_WatchMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_WatchMember" xml:lang="en-US">Watch [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_WatchMember" xml:lang="en-US">Watch</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_WatchMember" xml:lang="en-US">Represents watch.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_WatchMember" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_WatchMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubstandardMember" xlink:label="loc_2JF107H7I93I_us-gaap_SubstandardMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_SubstandardMember" xml:lang="en-US">Substandard [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SubstandardMember" xml:lang="en-US">Substandard</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_SubstandardMember" xlink:to="lab_4LH329J9K15K_us-gaap_SubstandardMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DoubtfulMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DoubtfulMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DoubtfulMember" xml:lang="en-US">Doubtful [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DoubtfulMember" xml:lang="en-US">Doubtful / Loss</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_DoubtfulMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_DoubtfulMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentLineItems" xlink:label="loc_2JF107H7I93I_us-gaap_FinancingReceivableRecordedInvestmentLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableRecordedInvestmentLineItems" xml:lang="en-US">Financing Receivable, Recorded Investment [Line Items]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancingReceivableRecordedInvestmentLineItems" xml:lang="en-US">Financing Receivable, Recorded Investment [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FinancingReceivableRecordedInvestmentLineItems" xlink:to="lab_4LH329J9K15K_us-gaap_FinancingReceivableRecordedInvestmentLineItems"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_RiskCategoryOfLoansByClassOfLoansAbstract" xlink:label="loc_31290F3J262G9III3F2F_ucbi_RiskCategoryOfLoansByClassOfLoansAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_RiskCategoryOfLoansByClassOfLoansAbstract" xml:lang="en-US">Risk Category Of Loans By Class Of Loans [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_RiskCategoryOfLoansByClassOfLoansAbstract" xml:lang="en-US">Risk category of loans by class of loans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_RiskCategoryOfLoansByClassOfLoansAbstract" xml:lang="en-US">Risk category of loans by class of loans.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_RiskCategoryOfLoansByClassOfLoansAbstract" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_RiskCategoryOfLoansByClassOfLoansAbstract"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_LoansAndLeasesReceivableExcludingPurchasedCreditImpairedLoans" xlink:label="loc_2JF107H7I93I_ucbi_LoansAndLeasesReceivableExcludingPurchasedCreditImpairedLoans"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_LoansAndLeasesReceivableExcludingPurchasedCreditImpairedLoans" xml:lang="en-US">Loans And Leases Receivable Excluding Purchased Credit Impaired Loans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_LoansAndLeasesReceivableExcludingPurchasedCreditImpairedLoans" xml:lang="en-US">Total loans, excluding PCI loans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_LoansAndLeasesReceivableExcludingPurchasedCreditImpairedLoans" xml:lang="en-US">Represents loans and leases receivable excluding purchased credit impaired loans.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_LoansAndLeasesReceivableExcludingPurchasedCreditImpairedLoans" xlink:to="lab_4LH329J9K15K_ucbi_LoansAndLeasesReceivableExcludingPurchasedCreditImpairedLoans"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InvestmentTypeAxis" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_InvestmentTypeAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InvestmentTypeAxis" xml:lang="en-US">Investment Type [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InvestmentTypeAxis" xml:lang="en-US">Investment Type [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_InvestmentTypeAxis" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_InvestmentTypeAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InvestmentTypeCategorizationMember" xlink:label="loc_2JF107H7I93I_us-gaap_InvestmentTypeCategorizationMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_InvestmentTypeCategorizationMember" xml:lang="en-US">Investment Type Categorization [Domain]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_InvestmentTypeCategorizationMember" xml:lang="en-US">Investment Type Categorization [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_InvestmentTypeCategorizationMember" xlink:to="lab_4LH329J9K15K_us-gaap_InvestmentTypeCategorizationMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FederalHomeLoanBankCertificatesAndObligationsFHLBMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FederalHomeLoanBankCertificatesAndObligationsFHLBMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FederalHomeLoanBankCertificatesAndObligationsFHLBMember" xml:lang="en-US">Federal Home Loan Bank Certificates and Obligations (Fhlb) [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FederalHomeLoanBankCertificatesAndObligationsFHLBMember" xml:lang="en-US">FHLB</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FederalHomeLoanBankCertificatesAndObligationsFHLBMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FederalHomeLoanBankCertificatesAndObligationsFHLBMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LoansPledgedAsCollateral" xlink:label="loc_2JF107H7I93I_us-gaap_LoansPledgedAsCollateral"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_LoansPledgedAsCollateral" xml:lang="en-US">Loans Pledged As Collateral</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_LoansPledgedAsCollateral" xml:lang="en-US">Pledged as collateral to secure FHLB advances</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_LoansPledgedAsCollateral" xlink:to="lab_4LH329J9K15K_us-gaap_LoansPledgedAsCollateral"/>





<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance" xlink:label="loc_2JF107H7I93I_us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance" xml:lang="en-US">Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Outstanding Balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance" xml:lang="en-US">Unpaid principal balance of purchased credit impaired ("PCI") loans</label>

<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance" xlink:to="lab_4LH329J9K15K_us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums" xml:lang="en-US">Unamortized Loan Commitment and Origination Fees and Unamortized Discounts or Premiums</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums" xml:lang="en-US">Remaining accretable fair value mark on loans</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums"/>





<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_MinimumAmountOfLoanEvaluatedForImpairment" xlink:label="loc_31290F3J262G9III3F2F_ucbi_MinimumAmountOfLoanEvaluatedForImpairment"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_MinimumAmountOfLoanEvaluatedForImpairment" xml:lang="en-US">Minimum Amount Of Loan Evaluated For Impairment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_MinimumAmountOfLoanEvaluatedForImpairment" xml:lang="en-US">Criteria amount for evaluation of impairment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_MinimumAmountOfLoanEvaluatedForImpairment" xml:lang="en-US">This element represents minimum amount of loan evaluated for impairment.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_MinimumAmountOfLoanEvaluatedForImpairment" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_MinimumAmountOfLoanEvaluatedForImpairment"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_AccruingSubstandardRelationship" xlink:label="loc_2JF107H7I93I_ucbi_AccruingSubstandardRelationship"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_AccruingSubstandardRelationship" xml:lang="en-US">Accruing Substandard Relationship</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_AccruingSubstandardRelationship" xml:lang="en-US">Accruing substandard relationship</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_AccruingSubstandardRelationship" xml:lang="en-US">This element represents accruing substandard relationship.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_AccruingSubstandardRelationship" xlink:to="lab_4LH329J9K15K_ucbi_AccruingSubstandardRelationship"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_PercentageOfAppraisedValueOfUnderlyingCollateralInNonaccrualStatus" xlink:label="loc_31290F3J262G9III3F2F_ucbi_PercentageOfAppraisedValueOfUnderlyingCollateralInNonaccrualStatus"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_PercentageOfAppraisedValueOfUnderlyingCollateralInNonaccrualStatus" xml:lang="en-US">Percentage Of Appraised Value Of Underlying Collateral In Nonaccrual Status</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_PercentageOfAppraisedValueOfUnderlyingCollateralInNonaccrualStatus" xml:lang="en-US">Percentage of appraised value of underlying collateral in nonaccrual status</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_PercentageOfAppraisedValueOfUnderlyingCollateralInNonaccrualStatus" xml:lang="en-US">Represents percentage of appraised value of underlying collateral at the time they are placed on nonaccrual status.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_PercentageOfAppraisedValueOfUnderlyingCollateralInNonaccrualStatus" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_PercentageOfAppraisedValueOfUnderlyingCollateralInNonaccrualStatus"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans" xlink:label="loc_2JF107H7I93I_us-gaap_LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans" xml:lang="en-US">Loans and Leases Receivable, Impaired, Interest Lost on Nonaccrual Loans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans" xml:lang="en-US">Gross additional interest income that would have been earned if the nonaccrual loans had performed as per original terms</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans" xlink:to="lab_4LH329J9K15K_us-gaap_LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_SpecificReservesAllocatedToCustomersWhoseLoanTermsModifiedInTroubledDebtRestructurings" xlink:label="loc_31290F3J262G9III3F2F_ucbi_SpecificReservesAllocatedToCustomersWhoseLoanTermsModifiedInTroubledDebtRestructurings"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_SpecificReservesAllocatedToCustomersWhoseLoanTermsModifiedInTroubledDebtRestructurings" xml:lang="en-US">Specific Reserves Allocated To Customers Whose Loan Terms Modified In Troubled Debt Restructurings</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_SpecificReservesAllocatedToCustomersWhoseLoanTermsModifiedInTroubledDebtRestructurings" xml:lang="en-US">Specific reserves</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_SpecificReservesAllocatedToCustomersWhoseLoanTermsModifiedInTroubledDebtRestructurings" xml:lang="en-US">This element represents specific reserves allocated to customers whose loan terms modified in troubled debt restructurings.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_SpecificReservesAllocatedToCustomersWhoseLoanTermsModifiedInTroubledDebtRestructurings" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_SpecificReservesAllocatedToCustomersWhoseLoanTermsModifiedInTroubledDebtRestructurings"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LoansAndLeasesReceivableImpairedCommitmentToLend" xlink:label="loc_2JF107H7I93I_us-gaap_LoansAndLeasesReceivableImpairedCommitmentToLend"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_LoansAndLeasesReceivableImpairedCommitmentToLend" xml:lang="en-US">Loans and Leases Receivable, Impaired, Commitment to Lend</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_LoansAndLeasesReceivableImpairedCommitmentToLend" xml:lang="en-US">Loans outstanding classified as troubled debt restructurings</label>

<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_LoansAndLeasesReceivableImpairedCommitmentToLend" xlink:to="lab_4LH329J9K15K_us-gaap_LoansAndLeasesReceivableImpairedCommitmentToLend"/>




























































































<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable" xlink:label="loc_2JF107H7I93I_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable" xml:lang="en-US">Reclassification out of Accumulated Other Comprehensive Income [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable" xlink:to="lab_4LH329J9K15K_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis" xml:lang="en-US">Reclassification out of Accumulated Other Comprehensive Income [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain" xlink:label="loc_2JF107H7I93I_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain" xml:lang="en-US">Reclassification out of Accumulated Other Comprehensive Income [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain" xlink:to="lab_4LH329J9K15K_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember" xml:lang="en-US">Reclassification out of Accumulated Other Comprehensive Income [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember" xml:lang="en-US">Reclassifications Out of Accumulated Other Comprehensive Income</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember" xlink:label="loc_2JF107H7I93I_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember" xml:lang="en-US">Accumulated Net Unrealized Investment Gain (Loss) [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember" xml:lang="en-US">Realized gains on sales of available-for-sale securities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember" xlink:to="lab_4LH329J9K15K_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_AccumulatedAmortizationOfGainsIncludedInNetIncomeOnAvailableForSaleSecuritiesTransferredToHeldToMaturityMember" xlink:label="loc_31290F3J262G9III3F2F_ucbi_AccumulatedAmortizationOfGainsIncludedInNetIncomeOnAvailableForSaleSecuritiesTransferredToHeldToMaturityMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_AccumulatedAmortizationOfGainsIncludedInNetIncomeOnAvailableForSaleSecuritiesTransferredToHeldToMaturityMember" xml:lang="en-US">Accumulated Amortization Of Gains Included In Net Income On Available For Sale Securities Transferred To Held To Maturity [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_AccumulatedAmortizationOfGainsIncludedInNetIncomeOnAvailableForSaleSecuritiesTransferredToHeldToMaturityMember" xml:lang="en-US">Amortization of (losses) gains included in net income on available-for-sale securities transferred to held to maturity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_AccumulatedAmortizationOfGainsIncludedInNetIncomeOnAvailableForSaleSecuritiesTransferredToHeldToMaturityMember" xml:lang="en-US">Represents accumulated amortization of gains included in net income on available for sale securities transferred to held to maturity.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_AccumulatedAmortizationOfGainsIncludedInNetIncomeOnAvailableForSaleSecuritiesTransferredToHeldToMaturityMember" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_AccumulatedAmortizationOfGainsIncludedInNetIncomeOnAvailableForSaleSecuritiesTransferredToHeldToMaturityMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember" xlink:label="loc_2JF107H7I93I_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember" xml:lang="en-US">Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember" xml:lang="en-US">Gains included in net income on derivative financial instruments accounted for as cash flow hedges</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember" xlink:to="lab_4LH329J9K15K_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember" xml:lang="en-US">Accumulated Defined Benefit Plans Adjustment [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember" xml:lang="en-US">Amortization of prior service cost and actuarial losses included in net periodic pension cost for defined benefit pension plan</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_2JF107H7I93I_us-gaap_IncomeStatementLocationAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_IncomeStatementLocationAxis" xml:lang="en-US">Income Statement Location [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_IncomeStatementLocationAxis" xml:lang="en-US">Income Statement Location [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_IncomeStatementLocationAxis" xlink:to="lab_4LH329J9K15K_us-gaap_IncomeStatementLocationAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_IncomeStatementLocationDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_IncomeStatementLocationDomain" xml:lang="en-US">Income Statement Location [Domain]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_IncomeStatementLocationDomain" xml:lang="en-US">Income Statement Location [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_IncomeStatementLocationDomain" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_IncomeStatementLocationDomain"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_SalariesAndEmployeeBenefitsExpenseMember" xlink:label="loc_2JF107H7I93I_ucbi_SalariesAndEmployeeBenefitsExpenseMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_SalariesAndEmployeeBenefitsExpenseMember" xml:lang="en-US">Salaries And Employee Benefits Expense [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_SalariesAndEmployeeBenefitsExpenseMember" xml:lang="en-US">Salaries and employee benefits expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_SalariesAndEmployeeBenefitsExpenseMember" xml:lang="en-US">Represents salaries and employee benefits expense.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_SalariesAndEmployeeBenefitsExpenseMember" xlink:to="lab_4LH329J9K15K_ucbi_SalariesAndEmployeeBenefitsExpenseMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems" xml:lang="en-US">Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestIncomeOperating" xlink:label="loc_2JF107H7I93I_us-gaap_InterestIncomeOperating"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_InterestIncomeOperating" xml:lang="en-US">Interest Income, Operating</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_InterestIncomeOperating" xml:lang="en-US">Investment securities interest revenue</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_us-gaap_InterestIncomeOperating" xml:lang="en-US">Investment securities interest revenue</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_InterestIncomeOperating" xlink:to="lab_4LH329J9K15K_us-gaap_InterestIncomeOperating"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_AmortizationOfLossesOnDesignatedPositionsDepositsInBanksAndShortTermInvestmentsInterestRevenue" xlink:label="loc_31290F3J262G9III3F2F_ucbi_AmortizationOfLossesOnDesignatedPositionsDepositsInBanksAndShortTermInvestmentsInterestRevenue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_AmortizationOfLossesOnDesignatedPositionsDepositsInBanksAndShortTermInvestmentsInterestRevenue" xml:lang="en-US">Amortization Of Losses On Designated Positions Deposits In Banks And Short Term Investments Interest Revenue</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_AmortizationOfLossesOnDesignatedPositionsDepositsInBanksAndShortTermInvestmentsInterestRevenue" xml:lang="en-US">Deposits in banks and short-term investments in interest revenue</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_AmortizationOfLossesOnDesignatedPositionsDepositsInBanksAndShortTermInvestmentsInterestRevenue" xml:lang="en-US">This element represents amortization of losses on de-designated positions for deposits in banks and short-term investments interest revenue.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_AmortizationOfLossesOnDesignatedPositionsDepositsInBanksAndShortTermInvestmentsInterestRevenue" xml:lang="en-US">Deposits in banks and short-term investments interest revenue</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_AmortizationOfLossesOnDesignatedPositionsDepositsInBanksAndShortTermInvestmentsInterestRevenue" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_AmortizationOfLossesOnDesignatedPositionsDepositsInBanksAndShortTermInvestmentsInterestRevenue"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_AmortizationOfLossesOnDesignatedPositionsFederalHomeLoanBankAdvancesInterestExpense" xlink:label="loc_2JF107H7I93I_ucbi_AmortizationOfLossesOnDesignatedPositionsFederalHomeLoanBankAdvancesInterestExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_AmortizationOfLossesOnDesignatedPositionsFederalHomeLoanBankAdvancesInterestExpense" xml:lang="en-US">Amortization Of Losses On Designated Positions Federal Home Loan Bank Advances Interest Expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_AmortizationOfLossesOnDesignatedPositionsFederalHomeLoanBankAdvancesInterestExpense" xml:lang="en-US">Federal Home Loan Bank advances interest expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_AmortizationOfLossesOnDesignatedPositionsFederalHomeLoanBankAdvancesInterestExpense" xml:lang="en-US">This element represents amortization of losses on de-designated positions for federal home loan bank advances interest expense.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_ucbi_AmortizationOfLossesOnDesignatedPositionsFederalHomeLoanBankAdvancesInterestExpense" xml:lang="en-US">Federal Home Loan Bank advances interest expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_AmortizationOfLossesOnDesignatedPositionsFederalHomeLoanBankAdvancesInterestExpense" xlink:to="lab_4LH329J9K15K_ucbi_AmortizationOfLossesOnDesignatedPositionsFederalHomeLoanBankAdvancesInterestExpense"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_InterestExpenseTimeDepositsTwo" xlink:label="loc_31290F3J262G9III3F2F_ucbi_InterestExpenseTimeDepositsTwo"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_InterestExpenseTimeDepositsTwo" xml:lang="en-US">Interest Expense Time Deposits Two</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_InterestExpenseTimeDepositsTwo" xml:lang="en-US">Time deposit interest expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_InterestExpenseTimeDepositsTwo" xml:lang="en-US">The aggregate interest expense incurred on time deposits, including certificates of deposits, in domestic offices.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_InterestExpenseTimeDepositsTwo" xml:lang="en-US">Time deposit interest expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_InterestExpenseTimeDepositsTwo" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_InterestExpenseTimeDepositsTwo"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax" xlink:label="loc_2JF107H7I93I_us-gaap_OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax" xml:lang="en-US">Other Comprehensive (Income) Loss, Amortization Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Prior Service Cost (Credit), before Tax</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax" xml:lang="en-US">Prior service cost</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_us-gaap_OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax" xml:lang="en-US">Prior service cost</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax" xml:lang="en-US">Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Gain (Loss), before Tax</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax" xml:lang="en-US">Actuarial losses</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax" xml:lang="en-US">Actuarial losses</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_2JF107H7I93I_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest" xml:lang="en-US">Income (Loss) from Continuing Operations, Including Portion Attributable to Noncontrolling Interest</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest" xml:lang="en-US">Total before tax</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest" xml:lang="en-US">Total before tax</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest" xml:lang="en-US">Total before tax</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract" xml:lang="en-US">Weighted Average Number Of Shares Outstanding Reconciliation [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract" xml:lang="en-US">Computation of basic and diluted loss per share</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DilutiveSecuritiesAbstract" xlink:label="loc_2JF107H7I93I_us-gaap_DilutiveSecuritiesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_DilutiveSecuritiesAbstract" xml:lang="en-US">Dilutive Securities, Effect On Basic Earnings Per Share [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DilutiveSecuritiesAbstract" xml:lang="en-US">Effect of dilutive securities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_DilutiveSecuritiesAbstract" xlink:to="lab_4LH329J9K15K_us-gaap_DilutiveSecuritiesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" xml:lang="en-US">Incremental Common Shares Attributable To Share-Based Payment Arrangements</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" xml:lang="en-US">Stock options</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EarningsPerShareBasicAndDilutedAbstract" xlink:label="loc_2JF107H7I93I_us-gaap_EarningsPerShareBasicAndDilutedAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_EarningsPerShareBasicAndDilutedAbstract" xml:lang="en-US">Earnings Per Share, Basic and Diluted [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_EarningsPerShareBasicAndDilutedAbstract" xml:lang="en-US">Net income per common share:</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_EarningsPerShareBasicAndDilutedAbstract" xml:lang="en-US">Income (loss) per common share:</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfStockByClassTable" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ScheduleOfStockByClassTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfStockByClassTable" xml:lang="en-US">Schedule Of Stock By Class [Table]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfStockByClassTable" xml:lang="en-US">Schedule of Stock by Class [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ScheduleOfStockByClassTable" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ScheduleOfStockByClassTable"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_SeriesHMember" xlink:label="loc_2JF107H7I93I_ucbi_SeriesHMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_SeriesHMember" xml:lang="en-US">Series H [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_ucbi_SeriesHMember" xml:lang="en-US">Non-Cumulative Perpetual Preferred Stock, Series H</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_SeriesHMember" xml:lang="en-US">Series H - 1% until March 15, 2016, subject to change based on Qualified Small Business Lending, 9% thereafter</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_SeriesHMember" xml:lang="en-US">Represent Series H.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_SeriesHMember" xlink:to="lab_4LH329J9K15K_ucbi_SeriesHMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SeriesBMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_SeriesBMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SeriesBMember" xml:lang="en-US">Series B [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SeriesBMember" xml:lang="en-US">Series B - 5% fixed until December 6, 2013, 9% thereafter</label>
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<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_SeriesDMember" xlink:label="loc_2JF107H7I93I_ucbi_SeriesDMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_SeriesDMember" xml:lang="en-US">Series D [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_SeriesDMember" xml:lang="en-US">Series D - LIBOR plus 9.6875%, resets quarterly</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_SeriesDMember" xml:lang="en-US">Series D.</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ClassOfStockLineItems" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ClassOfStockLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ClassOfStockLineItems" xml:lang="en-US">Class Of Stock [Line Items]</label>
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<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_AccruedDividendsOnPreferredStockIncludingAccretionOfDiscountsAbstract" xlink:label="loc_2JF107H7I93I_ucbi_AccruedDividendsOnPreferredStockIncludingAccretionOfDiscountsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_AccruedDividendsOnPreferredStockIncludingAccretionOfDiscountsAbstract" xml:lang="en-US">Accrued Dividends On Preferred Stock Including Accretion Of Discounts [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_AccruedDividendsOnPreferredStockIncludingAccretionOfDiscountsAbstract" xml:lang="en-US">Accrued dividends on preferred stock, including accretion of discounts</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_AccruedDividendsOnPreferredStockIncludingAccretionOfDiscountsAbstract" xml:lang="en-US">Accrued dividends on preferred stock including accretion of discounts.</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_31290F3J262G9III3F2F_dei_LegalEntityAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_dei_LegalEntityAxis" xml:lang="en-US">Legal Entity [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_dei_LegalEntityAxis" xml:lang="en-US">Legal Entity [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_dei_LegalEntityAxis" xlink:to="lab_53412H5L484I1KKK5H4H_dei_LegalEntityAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityDomain" xlink:label="loc_2JF107H7I93I_dei_EntityDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_dei_EntityDomain" xml:lang="en-US">Entity [Domain]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_dei_EntityDomain" xml:lang="en-US">Entity [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_dei_EntityDomain" xlink:to="lab_4LH329J9K15K_dei_EntityDomain"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_FletcherInternationalMember" xlink:label="loc_31290F3J262G9III3F2F_ucbi_FletcherInternationalMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_FletcherInternationalMember" xml:lang="en-US">Fletcher International [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_FletcherInternationalMember" xml:lang="en-US">Fletcher International Ltd</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_FletcherInternationalMember" xml:lang="en-US">Fletcher International.</label>
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<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_EmployeesMember" xlink:label="loc_2JF107H7I93I_ucbi_EmployeesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_EmployeesMember" xml:lang="en-US">Employees [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_EmployeesMember" xml:lang="en-US">Employees</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_EmployeesMember" xml:lang="en-US">Employees.</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestrictedStockMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_RestrictedStockMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_RestrictedStockMember" xml:lang="en-US">Restricted Stock [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_RestrictedStockMember" xml:lang="en-US">Restricted Stock</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_RestrictedStockMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_RestrictedStockMember"/>




<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" xml:lang="en-US">Class of Warrant or Right, Number of Securities Called by Warrants or Rights</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" xml:lang="en-US">Warrants to purchase shares</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" xml:lang="en-US">Number of common stock called by warrants</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:label="loc_2JF107H7I93I_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xml:lang="en-US">Class of Warrant or Right, Exercise Price of Warrants or Rights</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xml:lang="en-US">Exercise of price warrants</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:to="lab_4LH329J9K15K_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1"/>





<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xml:lang="en-US">Weighted average exercise price of options exercised to issue common shares</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:to="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xml:lang="en-US">Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Nonvested, Number</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xml:lang="en-US">Vesting of restricted stock awards</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xml:lang="en-US">Outstanding at December 31, 2015</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xml:lang="en-US">Outstanding at March 31, 2016</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xlink:label="loc_2JF107H7I93I_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xml:lang="en-US">Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xml:lang="en-US">Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xlink:to="lab_4LH329J9K15K_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_BalanceSheetLocationAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_BalanceSheetLocationAxis" xml:lang="en-US">Balance Sheet Location [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_BalanceSheetLocationAxis" xml:lang="en-US">Balance Sheet Location [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_BalanceSheetLocationAxis" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_BalanceSheetLocationAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_2JF107H7I93I_us-gaap_BalanceSheetLocationDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_BalanceSheetLocationDomain" xml:lang="en-US">Balance Sheet Location [Domain]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_BalanceSheetLocationDomain" xml:lang="en-US">Balance Sheet Location [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_BalanceSheetLocationDomain" xlink:to="lab_4LH329J9K15K_us-gaap_BalanceSheetLocationDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFinancialInstrumentsAssetsMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DerivativeFinancialInstrumentsAssetsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeFinancialInstrumentsAssetsMember" xml:lang="en-US">Derivative Financial Instruments, Assets [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeFinancialInstrumentsAssetsMember" xml:lang="en-US">Derivative assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeFinancialInstrumentsAssetsMember" xml:lang="en-US">Derivative financial instruments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_DerivativeFinancialInstrumentsAssetsMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeFinancialInstrumentsAssetsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember" xlink:label="loc_2JF107H7I93I_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember" xml:lang="en-US">Derivative Financial Instruments, Liabilities [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember" xml:lang="en-US">Derivative liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember" xml:lang="en-US">Derivative financial instruments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember" xlink:to="lab_4LH329J9K15K_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" xml:lang="en-US">Hedging Relationship [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" xml:lang="en-US">Derivative Instruments, Gain (Loss) by Hedging Relationship [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_HedgingRelationshipDomain" xlink:label="loc_2JF107H7I93I_us-gaap_HedgingRelationshipDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_HedgingRelationshipDomain" xml:lang="en-US">Hedging Relationship [Domain]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_HedgingRelationshipDomain" xml:lang="en-US">Hedging Relationship [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_HedgingRelationshipDomain" xlink:to="lab_4LH329J9K15K_us-gaap_HedgingRelationshipDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashFlowHedgingMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_CashFlowHedgingMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CashFlowHedgingMember" xml:lang="en-US">Cash Flow Hedging [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CashFlowHedgingMember" xml:lang="en-US">Cash flow hedging</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_CashFlowHedgingMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_CashFlowHedgingMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueHedgingMember" xlink:label="loc_2JF107H7I93I_us-gaap_FairValueHedgingMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueHedgingMember" xml:lang="en-US">Fair Value Hedging [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueHedgingMember" xml:lang="en-US">Fair value hedging</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueHedgingMember" xml:lang="en-US">Fair value hedging of interest rate risk</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FairValueHedgingMember" xlink:to="lab_4LH329J9K15K_us-gaap_FairValueHedgingMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancialInstrumentAxis" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FinancialInstrumentAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancialInstrumentAxis" xml:lang="en-US">Financial Instrument [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancialInstrumentAxis" xml:lang="en-US">Financial Instrument [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FinancialInstrumentAxis" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FinancialInstrumentAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_2JF107H7I93I_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xml:lang="en-US">Financial Instruments [Domain]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xml:lang="en-US">Types of Financial Instruments [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="lab_4LH329J9K15K_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_MoneyMarketDepositsMember" xlink:label="loc_31290F3J262G9III3F2F_ucbi_MoneyMarketDepositsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_MoneyMarketDepositsMember" xml:lang="en-US">Money Market Deposits [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_MoneyMarketDepositsMember" xml:lang="en-US">Money Market Deposits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_MoneyMarketDepositsMember" xml:lang="en-US">Represents the money market deposits.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_MoneyMarketDepositsMember" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_MoneyMarketDepositsMember"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_BrokeredCertificateOfDepositMember" xlink:label="loc_2JF107H7I93I_ucbi_BrokeredCertificateOfDepositMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_BrokeredCertificateOfDepositMember" xml:lang="en-US">Brokered Certificate Of Deposit [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_BrokeredCertificateOfDepositMember" xml:lang="en-US">Brokered CD's</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_BrokeredCertificateOfDepositMember" xml:lang="en-US">Represents the brokered certificate of deposits.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_BrokeredCertificateOfDepositMember" xlink:to="lab_4LH329J9K15K_ucbi_BrokeredCertificateOfDepositMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CorporateBondSecuritiesMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_CorporateBondSecuritiesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CorporateBondSecuritiesMember" xml:lang="en-US">Corporate Bond Securities [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CorporateBondSecuritiesMember" xml:lang="en-US">Corporate Bonds</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_CorporateBondSecuritiesMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_CorporateBondSecuritiesMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativesFairValueLineItems" xlink:label="loc_2JF107H7I93I_us-gaap_DerivativesFairValueLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativesFairValueLineItems" xml:lang="en-US">Derivatives, Fair Value [Line Items]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativesFairValueLineItems" xml:lang="en-US">Derivatives, Fair Value [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_DerivativesFairValueLineItems" xlink:to="lab_4LH329J9K15K_us-gaap_DerivativesFairValueLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueHedgeAssetsAtFairValue" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FairValueHedgeAssetsAtFairValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueHedgeAssetsAtFairValue" xml:lang="en-US">Fair Value Hedge Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueHedgeAssetsAtFairValue" xml:lang="en-US">Derivatives accounted for as hedges, asset derivatives, fair value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FairValueHedgeAssetsAtFairValue" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueHedgeAssetsAtFairValue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueHedgeLiabilitiesAtFairValue" xlink:label="loc_2JF107H7I93I_us-gaap_FairValueHedgeLiabilitiesAtFairValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueHedgeLiabilitiesAtFairValue" xml:lang="en-US">Fair Value Hedge Liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueHedgeLiabilitiesAtFairValue" xml:lang="en-US">Derivatives accounted for as hedges, liability derivatives, fair value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FairValueHedgeLiabilitiesAtFairValue" xlink:to="lab_4LH329J9K15K_us-gaap_FairValueHedgeLiabilitiesAtFairValue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DerivativeInstrumentRiskAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeInstrumentRiskAxis" xml:lang="en-US">Derivative Instrument [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_DerivativeInstrumentRiskAxis" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeInstrumentRiskAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="loc_2JF107H7I93I_us-gaap_DerivativeContractTypeDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativeContractTypeDomain" xml:lang="en-US">Derivative Contract [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_DerivativeContractTypeDomain" xlink:to="lab_4LH329J9K15K_us-gaap_DerivativeContractTypeDomain"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_CustomerSwapPositionMember" xlink:label="loc_31290F3J262G9III3F2F_ucbi_CustomerSwapPositionMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_CustomerSwapPositionMember" xml:lang="en-US">Customer Swap Position [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_CustomerSwapPositionMember" xml:lang="en-US">Customer swap positions</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_CustomerSwapPositionMember" xml:lang="en-US">Represents the customer swap positions.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_CustomerSwapPositionMember" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_CustomerSwapPositionMember"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_DealerOffsetToCustomerSwapPositionMember" xlink:label="loc_2JF107H7I93I_ucbi_DealerOffsetToCustomerSwapPositionMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_DealerOffsetToCustomerSwapPositionMember" xml:lang="en-US">Dealer Offset To Customer Swap Position [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_DealerOffsetToCustomerSwapPositionMember" xml:lang="en-US">Dealer offsets to customer swap positions</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_DealerOffsetToCustomerSwapPositionMember" xml:lang="en-US">Represents the dealer offset to customer swap position.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_DealerOffsetToCustomerSwapPositionMember" xlink:to="lab_4LH329J9K15K_ucbi_DealerOffsetToCustomerSwapPositionMember"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_MortgageBankingLoanCommitmentMember" xlink:label="loc_31290F3J262G9III3F2F_ucbi_MortgageBankingLoanCommitmentMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_MortgageBankingLoanCommitmentMember" xml:lang="en-US">Mortgage Banking Loan Commitment [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_MortgageBankingLoanCommitmentMember" xml:lang="en-US">Mortgage banking - loan commitment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_MortgageBankingLoanCommitmentMember" xml:lang="en-US">Represents information of mortgage banking - loan commitment.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_MortgageBankingLoanCommitmentMember" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_MortgageBankingLoanCommitmentMember"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_MortgageBankingForwardSalesCommitmentMember" xlink:label="loc_2JF107H7I93I_ucbi_MortgageBankingForwardSalesCommitmentMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_MortgageBankingForwardSalesCommitmentMember" xml:lang="en-US">Mortgage Banking Forward Sales Commitment [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_MortgageBankingForwardSalesCommitmentMember" xml:lang="en-US">Mortgage banking - forward sales commitment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_MortgageBankingForwardSalesCommitmentMember" xml:lang="en-US">Represents mortgage banking - forward sales commitment.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_MortgageBankingForwardSalesCommitmentMember" xlink:to="lab_4LH329J9K15K_ucbi_MortgageBankingForwardSalesCommitmentMember"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_BifurcatedEmbeddedDerivativeMember" xlink:label="loc_31290F3J262G9III3F2F_ucbi_BifurcatedEmbeddedDerivativeMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_BifurcatedEmbeddedDerivativeMember" xml:lang="en-US">Bifurcated Embedded Derivative [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_BifurcatedEmbeddedDerivativeMember" xml:lang="en-US">Bifurcated embedded derivatives</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_BifurcatedEmbeddedDerivativeMember" xml:lang="en-US">Represents the bifurcated embedded derivatives.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_BifurcatedEmbeddedDerivativeMember" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_BifurcatedEmbeddedDerivativeMember"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_DealerOffsetsToBifurcatedEmbeddedDerivativesMember" xlink:label="loc_2JF107H7I93I_ucbi_DealerOffsetsToBifurcatedEmbeddedDerivativesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_DealerOffsetsToBifurcatedEmbeddedDerivativesMember" xml:lang="en-US">Dealer Offsets To Bifurcated Embedded Derivatives [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_DealerOffsetsToBifurcatedEmbeddedDerivativesMember" xml:lang="en-US">Dealer offsets to bifurcated embedded derivatives</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_DealerOffsetsToBifurcatedEmbeddedDerivativesMember" xml:lang="en-US">Represents the dealer offsets to bifurcated embedded derivatives.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_DealerOffsetsToBifurcatedEmbeddedDerivativesMember" xlink:to="lab_4LH329J9K15K_ucbi_DealerOffsetsToBifurcatedEmbeddedDerivativesMember"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_OffsettingPositionsForDedesignatedCashFlowHedgesMember" xlink:label="loc_31290F3J262G9III3F2F_ucbi_OffsettingPositionsForDedesignatedCashFlowHedgesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingPositionsForDedesignatedCashFlowHedgesMember" xml:lang="en-US">Offsetting Positions For Dedesignated Cash Flow Hedges [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingPositionsForDedesignatedCashFlowHedgesMember" xml:lang="en-US">Offsetting positions for de-designated cash flow hedges</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingPositionsForDedesignatedCashFlowHedgesMember" xml:lang="en-US">Represents offsetting positions for de-designated cash flow hedges.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_OffsettingPositionsForDedesignatedCashFlowHedgesMember" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_OffsettingPositionsForDedesignatedCashFlowHedgesMember"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_DeDesignatedCashFlowHedgeMember" xlink:label="loc_2JF107H7I93I_ucbi_DeDesignatedCashFlowHedgeMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_DeDesignatedCashFlowHedgeMember" xml:lang="en-US">De Designated Cash Flow Hedge [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_DeDesignatedCashFlowHedgeMember" xml:lang="en-US">De-designated cash flow hedges</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_DeDesignatedCashFlowHedgeMember" xml:lang="en-US">Represents de-designated cash flow hedge.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_DeDesignatedCashFlowHedgeMember" xlink:to="lab_4LH329J9K15K_ucbi_DeDesignatedCashFlowHedgeMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue" xml:lang="en-US">Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Asset at Fair Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue" xml:lang="en-US">Interest rate derivative instruments not designated as hedging instruments, assets at fair value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue" xml:lang="en-US">Derivatives not accounted for as hedges, Asset derivatives, Fair Value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue" xlink:label="loc_2JF107H7I93I_us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue" xml:lang="en-US">Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Liability at Fair Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue" xml:lang="en-US">Interest rate derivative instruments not designated as hedging instruments, liabilities at fair value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue" xml:lang="en-US">Derivatives not accounted for as hedges, Liability derivatives, Fair Value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue" xlink:to="lab_4LH329J9K15K_us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xml:lang="en-US">Derivative Instruments, Gain (Loss) By Hedging Relationship, By Income Statement Location, By Derivative Instrument Risk [Table]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xml:lang="en-US">Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestExpenseMember" xlink:label="loc_2JF107H7I93I_us-gaap_InterestExpenseMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_InterestExpenseMember" xml:lang="en-US">Interest Expense [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_InterestExpenseMember" xml:lang="en-US">Interest expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_InterestExpenseMember" xlink:to="lab_4LH329J9K15K_us-gaap_InterestExpenseMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestRateSwapMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_InterestRateSwapMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestRateSwapMember" xml:lang="en-US">Interest Rate Swap [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_InterestRateSwapMember" xml:lang="en-US">Interest rate swaps</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_InterestRateSwapMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_InterestRateSwapMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="loc_2JF107H7I93I_us-gaap_DerivativeInstrumentsGainLossLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativeInstrumentsGainLossLineItems" xml:lang="en-US">Derivative Instruments, Gain (Loss) [Line Items]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DerivativeInstrumentsGainLossLineItems" xml:lang="en-US">Derivative Instruments, Gain (Loss) [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:to="lab_4LH329J9K15K_us-gaap_DerivativeInstrumentsGainLossLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet" xml:lang="en-US">Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet" xml:lang="en-US">Amount of Gain (Loss) Recognized in Other Comprehensive Income on Derivative (Effective Portion)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet" xml:lang="en-US">Amount of Gain (Loss) Recognized in Other Comprehensive Income on Derivative (Effective Portion)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet" xml:lang="en-US">Amount of Gain (Loss) Recognized in Other Comprehensive Income on Derivative (Effective Portion)</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeGainLossOnDerivativeNetAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DerivativeGainLossOnDerivativeNetAbstract"/>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DerivativeGainLossOnDerivativeNetAbstract" xml:lang="en-US">Effect of fair value hedging derivative financial instruments on the consolidated statement of operations</label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1" xml:lang="en-US">Change in Unrealized Gain (Loss) on Fair Value Hedging Instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1" xml:lang="en-US">Amount of Gain (Loss) Recognized in Income on Derivative</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1"/>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1" xml:lang="en-US">Amount of Gain (Loss) Recognized in Income on Hedged Item</label>

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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ManagingRisksInherentInServicingAssetsAndServicingLiabilitiesByTypeOfRiskAxis" xml:lang="en-US">Servicing Assets and Servicing Liabilities Risk [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ManagingRisksInherentInServicingAssetsAndServicingLiabilitiesByTypeOfRiskAxis" xml:lang="en-US">Servicing Assets and Servicing Liabilities Risk [Axis]</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RisksInherentInServicingAssetsAndServicingLiabilitiesTypeDomain" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_RisksInherentInServicingAssetsAndServicingLiabilitiesTypeDomain"/>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_CreditRiskMember" xml:lang="en-US">Credit risk</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestRateRiskMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_InterestRateRiskMember"/>
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<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_PayFixedReceiveVariableFairValueHedgeMember" xlink:label="loc_2JF107H7I93I_ucbi_PayFixedReceiveVariableFairValueHedgeMember"/>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeNetHedgeIneffectivenessGainLoss" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DerivativeNetHedgeIneffectivenessGainLoss"/>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_EmployeeStockOptionMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_EmployeeStockOptionMember" xml:lang="en-US">Employee Stock Option [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_EmployeeStockOptionMember" xml:lang="en-US">Stock Options</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xml:lang="en-US">Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Outstanding [Roll Forward]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xml:lang="en-US">Shares</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xml:lang="en-US">Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Outstanding, Number</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xml:lang="en-US">Outstanding at December 31, 2015</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xml:lang="en-US">Outstanding at March 31, 2016</label>
<label xlink:type="resource" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Common shares issuable upon exercise of stock options granted</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:to="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod" xml:lang="en-US">Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Expirations In Period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod" xml:lang="en-US">Expired</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod" xml:lang="en-US">Expired</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xml:lang="en-US">Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Exercisable, Number</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xml:lang="en-US">Options, Exercisable, Shares</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xml:lang="en-US">Exercisable at March 31, 2016</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:to="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xml:lang="en-US">Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xml:lang="en-US">Weighted-Average Exercise Price</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xml:lang="en-US">Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xml:lang="en-US">Weighted average exercise price of stock options granted to employees</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xml:lang="en-US">Outstanding at December 31, 2015</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xml:lang="en-US">Outstanding at March 31, 2016</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:to="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice" xml:lang="en-US">Share-Based Compensation Arrangements By Share-Based Payment Award, Options, Expirations In Period, Weighted Average Exercise Price</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice" xml:lang="en-US">Expired</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xml:lang="en-US">Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Exercisable, Weighted Average Exercise Price</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xml:lang="en-US">Exercisable at March 31, 2016</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xml:lang="en-US">Options, Exercisable, Weighted-Average Exercise Price</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:to="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xml:lang="en-US">Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xml:lang="en-US">Weighted-Average Remaining Contractual Term (Years), Outstanding</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xml:lang="en-US">Weighted Average Remaining Term</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:label="loc_2JF107H7I93I_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xml:lang="en-US">Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xml:lang="en-US">Weighted-Average Remaining Contractual Term (Years), Exercisable</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xml:lang="en-US">Options, Exercisable, Weighted-Average Remaining Contractual Term (Years)</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xml:lang="en-US">Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Outstanding, Intrinsic Value</label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xml:lang="en-US">Aggregate Intrinsic Value, Exercisable</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:label="loc_2JF107H7I93I_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xml:lang="en-US">Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Exercisable, Intrinsic Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xml:lang="en-US">Aggregate Intrinsic Value, Exercisable</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xml:lang="en-US">Options, Exercisable, Aggregate Intrinsic Value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:to="lab_4LH329J9K15K_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_RestrictedStockAndRestrictedStockUnitMember" xlink:label="loc_31290F3J262G9III3F2F_ucbi_RestrictedStockAndRestrictedStockUnitMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_RestrictedStockAndRestrictedStockUnitMember" xml:lang="en-US">Restricted Stock and Restricted Stock Unit [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_RestrictedStockAndRestrictedStockUnitMember" xml:lang="en-US">Restricted Stock and Restricted Stock Unit</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_RestrictedStockAndRestrictedStockUnitMember" xml:lang="en-US">Shares and Stock units that an entity has not yet issued because the agreed-upon consideration, such as employee services, has not yet been received.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_RestrictedStockAndRestrictedStockUnitMember" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_RestrictedStockAndRestrictedStockUnitMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:label="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xml:lang="en-US">Shares</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:to="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xml:lang="en-US">Granted</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:label="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xml:lang="en-US">Vested</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:to="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xml:lang="en-US">Cancelled</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward" xlink:label="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward" xml:lang="en-US">Weighted-Average Grant-Date Fair Value</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xml:lang="en-US">Aggregate grant date fair value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xml:lang="en-US">Outstanding at December 31, 2015</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xml:lang="en-US">Outstanding at March 31, 2016</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xml:lang="en-US">Granted</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:to="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xml:lang="en-US">Vested</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:label="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xml:lang="en-US">Cancelled</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:to="lab_4LH329J9K15K_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xml:lang="en-US">Share-Based Compensation Arrangement By Share-Based Payment Award, Number Of Shares Available For Grant</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xml:lang="en-US">Additional award granted under plan</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="loc_2JF107H7I93I_us-gaap_AllocatedShareBasedCompensationExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_AllocatedShareBasedCompensationExpense" xml:lang="en-US">Allocated Share-Based Compensation Expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_AllocatedShareBasedCompensationExpense" xml:lang="en-US">Compensation expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_AllocatedShareBasedCompensationExpense" xlink:to="lab_4LH329J9K15K_us-gaap_AllocatedShareBasedCompensationExpense"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xml:lang="en-US">Share-Based Compensation Arrangement By Share-Based Payment Award, Award Vesting Period</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod" xlink:label="loc_2JF107H7I93I_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod" xml:lang="en-US">Maximum exercisable period</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod" xlink:to="lab_4LH329J9K15K_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Outstanding</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding" xml:lang="en-US">Total intrinsic value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:label="loc_2JF107H7I93I_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xml:lang="en-US">Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xml:lang="en-US">Unrecognized compensation cost of non-vested stock options and restricted stock unit awards</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:to="lab_4LH329J9K15K_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xml:lang="en-US">Employee Service Share-Based Compensation, Nonvested Awards, Total Compensation Cost Not Yet Recognized, Period For Recognition</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xml:lang="en-US">Weighted average period over which compensation cost is expected to be recognized</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xml:lang="en-US">Recognition period for unrecognized compensation cost related</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_AggregateGrantDateFairValueOfAwardsVestedDuringPeriod" xlink:label="loc_2JF107H7I93I_ucbi_AggregateGrantDateFairValueOfAwardsVestedDuringPeriod"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_AggregateGrantDateFairValueOfAwardsVestedDuringPeriod" xml:lang="en-US">Aggregate Grant Date Fair Value Of Awards Vested During Period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_AggregateGrantDateFairValueOfAwardsVestedDuringPeriod" xml:lang="en-US">Aggregate grant date fair value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_AggregateGrantDateFairValueOfAwardsVestedDuringPeriod" xml:lang="en-US">This element represents aggregate grant date fair value of awards vested during period.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_AggregateGrantDateFairValueOfAwardsVestedDuringPeriod" xlink:to="lab_4LH329J9K15K_ucbi_AggregateGrantDateFairValueOfAwardsVestedDuringPeriod"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_OtherOperatingExpenseForRestrictedStockUnitsGranted" xlink:label="loc_31290F3J262G9III3F2F_ucbi_OtherOperatingExpenseForRestrictedStockUnitsGranted"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OtherOperatingExpenseForRestrictedStockUnitsGranted" xml:lang="en-US">Other Operating Expense For Restricted Stock Units Granted</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OtherOperatingExpenseForRestrictedStockUnitsGranted" xml:lang="en-US">Other operating expense for restricted stock units granted</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_OtherOperatingExpenseForRestrictedStockUnitsGranted" xml:lang="en-US">Represents the other operating expense for restricted stock units granted to members of board of directors.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_OtherOperatingExpenseForRestrictedStockUnitsGranted" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_OtherOperatingExpenseForRestrictedStockUnitsGranted"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_CommonStockIssuedAndIssuableAndPreferredStockIssuedAbstract" xlink:label="loc_2JF107H7I93I_ucbi_CommonStockIssuedAndIssuableAndPreferredStockIssuedAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_CommonStockIssuedAndIssuableAndPreferredStockIssuedAbstract" xml:lang="en-US">Common Stock Issued and Issuable and Preferred Stock Issued [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_CommonStockIssuedAndIssuableAndPreferredStockIssuedAbstract" xml:lang="en-US">Common Stock Issued and Issuable and Preferred Stock Issued [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_CommonStockIssuedAndIssuableAndPreferredStockIssuedAbstract" xlink:to="lab_4LH329J9K15K_ucbi_CommonStockIssuedAndIssuableAndPreferredStockIssuedAbstract"/>




<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesDividendReinvestmentPlan" xlink:label="loc_2JF107H7I93I_us-gaap_StockIssuedDuringPeriodSharesDividendReinvestmentPlan"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_StockIssuedDuringPeriodSharesDividendReinvestmentPlan" xml:lang="en-US">Stock Issued During Period, Shares, Dividend Reinvestment Plan</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_StockIssuedDuringPeriodSharesDividendReinvestmentPlan" xml:lang="en-US">Shares issued in connection with DRIP</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_StockIssuedDuringPeriodSharesDividendReinvestmentPlan" xlink:to="lab_4LH329J9K15K_us-gaap_StockIssuedDuringPeriodSharesDividendReinvestmentPlan"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsDiscountForPostvestingRestrictions" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsDiscountForPostvestingRestrictions"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsDiscountForPostvestingRestrictions" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Discount for Postvesting Restrictions</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsDiscountForPostvestingRestrictions" xml:lang="en-US">Discount offered to employees under United has an Employee Stock Purchase Program (ESPP) to purchase shares of common stock</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsDiscountForPostvestingRestrictions" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsDiscountForPostvestingRestrictions"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans" xlink:label="loc_2JF107H7I93I_us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans" xml:lang="en-US">Stock Issued During Period, Shares, Employee Stock Purchase Plans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans" xml:lang="en-US">Number of stock issued through ESPP</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans" xlink:to="lab_4LH329J9K15K_us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_CommonStockIssuableSharesUnderDeferredCompensationPlan" xlink:label="loc_31290F3J262G9III3F2F_ucbi_CommonStockIssuableSharesUnderDeferredCompensationPlan"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_CommonStockIssuableSharesUnderDeferredCompensationPlan" xml:lang="en-US">Common Stock Issuable Shares Under Deferred Compensation Plan</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_CommonStockIssuableSharesUnderDeferredCompensationPlan" xml:lang="en-US">Common stock issuable shares under deferred compensation plan</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_CommonStockIssuableSharesUnderDeferredCompensationPlan" xml:lang="en-US">This element represents common stock issuable shares under deferred compensation plan.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_CommonStockIssuableSharesUnderDeferredCompensationPlan" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_CommonStockIssuableSharesUnderDeferredCompensationPlan"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_2JF107H7I93I_us-gaap_BusinessAcquisitionAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_BusinessAcquisitionAxis" xml:lang="en-US">Business Acquisition [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_BusinessAcquisitionAxis" xlink:to="lab_4LH329J9K15K_us-gaap_BusinessAcquisitionAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_BusinessAcquisitionAcquireeDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_BusinessAcquisitionAcquireeDomain" xml:lang="en-US">Business Acquisition, Acquiree [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_BusinessAcquisitionAcquireeDomain" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_BusinessAcquisitionAcquireeDomain"/>










































<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xml:lang="en-US">Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xml:lang="en-US">Income tax effective tax rate</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredTaxAssetsValuationAllowance" xlink:label="loc_2JF107H7I93I_us-gaap_DeferredTaxAssetsValuationAllowance"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_DeferredTaxAssetsValuationAllowance" xml:lang="en-US">Deferred Tax Assets, Valuation Allowance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DeferredTaxAssetsValuationAllowance" xml:lang="en-US">Valuation allowance on deferred tax assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_DeferredTaxAssetsValuationAllowance" xlink:to="lab_4LH329J9K15K_us-gaap_DeferredTaxAssetsValuationAllowance"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_DeferredTaxAssetsTaxCreditCarryforwardsStateIncomeTax" xlink:label="loc_31290F3J262G9III3F2F_ucbi_DeferredTaxAssetsTaxCreditCarryforwardsStateIncomeTax"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DeferredTaxAssetsTaxCreditCarryforwardsStateIncomeTax" xml:lang="en-US">Deferred Tax Assets Tax Credit Carryforwards State Income Tax</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DeferredTaxAssetsTaxCreditCarryforwardsStateIncomeTax" xml:lang="en-US">Valuation allowance related to specific state income tax credits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DeferredTaxAssetsTaxCreditCarryforwardsStateIncomeTax" xml:lang="en-US">Amount before allocation of valuation allowances of deferred tax asset attributable to state income tax deductible tax credit carryforwards.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_DeferredTaxAssetsTaxCreditCarryforwardsStateIncomeTax" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_DeferredTaxAssetsTaxCreditCarryforwardsStateIncomeTax"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_DeferredTaxAssetRealizedOnFutureTaxableIncomeNet" xlink:label="loc_2JF107H7I93I_ucbi_DeferredTaxAssetRealizedOnFutureTaxableIncomeNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_DeferredTaxAssetRealizedOnFutureTaxableIncomeNet" xml:lang="en-US">Deferred Tax Asset Realized On Future Taxable Income Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_DeferredTaxAssetRealizedOnFutureTaxableIncomeNet" xml:lang="en-US">Net deferred tax asset realized based upon future taxable income</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_DeferredTaxAssetRealizedOnFutureTaxableIncomeNet" xml:lang="en-US">It represents net deferred tax asset realized based upon future taxable income.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_DeferredTaxAssetRealizedOnFutureTaxableIncomeNet" xlink:to="lab_4LH329J9K15K_ucbi_DeferredTaxAssetRealizedOnFutureTaxableIncomeNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnrecognizedTaxBenefits" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_UnrecognizedTaxBenefits"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_UnrecognizedTaxBenefits" xml:lang="en-US">Unrecognized Tax Benefits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_UnrecognizedTaxBenefits" xml:lang="en-US">Unrecognized income tax benefits</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_UnrecognizedTaxBenefits" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_UnrecognizedTaxBenefits"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="loc_2JF107H7I93I_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xml:lang="en-US">Fair Value, Assets and Liabilities Measured On Recurring and Nonrecurring Basis [Table]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xml:lang="en-US">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:to="lab_4LH329J9K15K_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FairValueByMeasurementFrequencyAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueByMeasurementFrequencyAxis" xml:lang="en-US">Fair Value By Measurement Frequency [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueByMeasurementFrequencyAxis" xml:lang="en-US">Fair Value by Measurement Frequency [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FairValueByMeasurementFrequencyAxis" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueByMeasurementFrequencyAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="loc_2JF107H7I93I_us-gaap_FairValueMeasurementFrequencyDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueMeasurementFrequencyDomain" xml:lang="en-US">Fair Value, Measurement Frequency [Domain]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueMeasurementFrequencyDomain" xml:lang="en-US">Fair Value, Measurement Frequency [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FairValueMeasurementFrequencyDomain" xlink:to="lab_4LH329J9K15K_us-gaap_FairValueMeasurementFrequencyDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FairValueMeasurementsRecurringMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueMeasurementsRecurringMember" xml:lang="en-US">Fair Value, Measurements, Recurring [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueMeasurementsRecurringMember" xml:lang="en-US">Recurring</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FairValueMeasurementsRecurringMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueMeasurementsRecurringMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="loc_2JF107H7I93I_us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueByFairValueHierarchyLevelAxis" xml:lang="en-US">Fair Value, Hierarchy [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueByFairValueHierarchyLevelAxis" xml:lang="en-US">Fair Value, Hierarchy [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:to="lab_4LH329J9K15K_us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xml:lang="en-US">Fair Value, Measurements, Fair Value Hierarchy [Domain]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xml:lang="en-US">Fair Value, Measurements, Fair Value Hierarchy [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="loc_2JF107H7I93I_us-gaap_FairValueInputsLevel1Member"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueInputsLevel1Member" xml:lang="en-US">Fair Value, Inputs, Level 1 [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueInputsLevel1Member" xml:lang="en-US">Level 1</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FairValueInputsLevel1Member" xlink:to="lab_4LH329J9K15K_us-gaap_FairValueInputsLevel1Member"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FairValueInputsLevel2Member"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueInputsLevel2Member" xml:lang="en-US">Fair Value, Inputs, Level 2 [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueInputsLevel2Member" xml:lang="en-US">Level 2</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FairValueInputsLevel2Member" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueInputsLevel2Member"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="loc_2JF107H7I93I_us-gaap_FairValueInputsLevel3Member"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueInputsLevel3Member" xml:lang="en-US">Fair Value, Inputs, Level 3 [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueInputsLevel3Member" xml:lang="en-US">Level 3</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FairValueInputsLevel3Member" xlink:to="lab_4LH329J9K15K_us-gaap_FairValueInputsLevel3Member"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_EstimateOfFairValueFairValueDisclosureMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_EstimateOfFairValueFairValueDisclosureMember" xml:lang="en-US">Estimate Of Fair Value, Fair Value Disclosure [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_EstimateOfFairValueFairValueDisclosureMember" xml:lang="en-US">Total</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_EstimateOfFairValueFairValueDisclosureMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueByLiabilityClassAxis" xlink:label="loc_2JF107H7I93I_us-gaap_FairValueByLiabilityClassAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueByLiabilityClassAxis" xml:lang="en-US">Fair Value By Liability Class [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueByLiabilityClassAxis" xml:lang="en-US">Fair Value by Liability Class [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FairValueByLiabilityClassAxis" xlink:to="lab_4LH329J9K15K_us-gaap_FairValueByLiabilityClassAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain" xml:lang="en-US">Fair Value, Liabilities, Measured On Recurring Basis, Unobservable Input Reconciliation, By Liability Class [Domain]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain" xml:lang="en-US">Fair Value, Liabilities, Measured on Recurring Basis, Unobservable Input Reconciliation, by Liability Class [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_DeferredCompensationPlanLiabilityMember" xlink:label="loc_2JF107H7I93I_ucbi_DeferredCompensationPlanLiabilityMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_DeferredCompensationPlanLiabilityMember" xml:lang="en-US">Deferred Compensation Plan Liability [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_DeferredCompensationPlanLiabilityMember" xml:lang="en-US">Deferred compensation plan liability</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_DeferredCompensationPlanLiabilityMember" xml:lang="en-US">Deferred compensation plan liability.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_DeferredCompensationPlanLiabilityMember" xlink:to="lab_4LH329J9K15K_ucbi_DeferredCompensationPlanLiabilityMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CertificatesOfDepositMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_CertificatesOfDepositMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CertificatesOfDepositMember" xml:lang="en-US">Certificates Of Deposit [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CertificatesOfDepositMember" xml:lang="en-US">Brokered certificates of deposit</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_CertificatesOfDepositMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_CertificatesOfDepositMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueByAssetClassAxis" xlink:label="loc_2JF107H7I93I_us-gaap_FairValueByAssetClassAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueByAssetClassAxis" xml:lang="en-US">Fair Value By Asset Class [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueByAssetClassAxis" xml:lang="en-US">Fair Value by Asset Class [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FairValueByAssetClassAxis" xlink:to="lab_4LH329J9K15K_us-gaap_FairValueByAssetClassAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain" xml:lang="en-US">Fair Value, Assets Measured On Recurring Basis, Unobservable Input Reconciliation, By Asset Class [Domain]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain" xml:lang="en-US">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, by Asset Class [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_USTreasuryAndGovernmentMember" xlink:label="loc_2JF107H7I93I_us-gaap_USTreasuryAndGovernmentMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_USTreasuryAndGovernmentMember" xml:lang="en-US">US Treasury and Government [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_USTreasuryAndGovernmentMember" xml:lang="en-US">U.S. Agencies</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_USTreasuryAndGovernmentMember" xml:lang="en-US">U.S. Government agencies</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_USTreasuryAndGovernmentMember" xlink:to="lab_4LH329J9K15K_us-gaap_USTreasuryAndGovernmentMember"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_DeferredCompensationPlanAssetsMember" xlink:label="loc_31290F3J262G9III3F2F_ucbi_DeferredCompensationPlanAssetsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DeferredCompensationPlanAssetsMember" xml:lang="en-US">Deferred Compensation Plan Assets [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DeferredCompensationPlanAssetsMember" xml:lang="en-US">Deferred compensation plan assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DeferredCompensationPlanAssetsMember" xml:lang="en-US">Deferred compensation plan assets.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_DeferredCompensationPlanAssetsMember" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_DeferredCompensationPlanAssetsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SecuritiesAssetsMember" xlink:label="loc_2JF107H7I93I_us-gaap_SecuritiesAssetsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_SecuritiesAssetsMember" xml:lang="en-US">Securities (Assets) [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SecuritiesAssetsMember" xml:lang="en-US">Servicing rights for government guaranteed loans</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_SecuritiesAssetsMember" xlink:to="lab_4LH329J9K15K_us-gaap_SecuritiesAssetsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xml:lang="en-US">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xml:lang="en-US">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsFairValueDisclosureAbstract" xlink:label="loc_2JF107H7I93I_us-gaap_AssetsFairValueDisclosureAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_AssetsFairValueDisclosureAbstract" xml:lang="en-US">Assets, Fair Value Disclosure [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_AssetsFairValueDisclosureAbstract" xml:lang="en-US">Assets:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_AssetsFairValueDisclosureAbstract" xlink:to="lab_4LH329J9K15K_us-gaap_AssetsFairValueDisclosureAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsFairValueDisclosure" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_AssetsFairValueDisclosure"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AssetsFairValueDisclosure" xml:lang="en-US">Assets, Fair Value Disclosure</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AssetsFairValueDisclosure" xml:lang="en-US">Total assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AssetsFairValueDisclosure" xml:lang="en-US">Total assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_AssetsFairValueDisclosure" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_AssetsFairValueDisclosure"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosureAbstract" xlink:label="loc_2JF107H7I93I_us-gaap_LiabilitiesFairValueDisclosureAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_LiabilitiesFairValueDisclosureAbstract" xml:lang="en-US">Liabilities, Fair Value Disclosure [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_LiabilitiesFairValueDisclosureAbstract" xml:lang="en-US">Liabilities:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_LiabilitiesFairValueDisclosureAbstract" xlink:to="lab_4LH329J9K15K_us-gaap_LiabilitiesFairValueDisclosureAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosure" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_LiabilitiesFairValueDisclosure"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LiabilitiesFairValueDisclosure" xml:lang="en-US">Liabilities, Fair Value Disclosure</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LiabilitiesFairValueDisclosure" xml:lang="en-US">Liabilities, fair value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LiabilitiesFairValueDisclosure" xml:lang="en-US">Total liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_LiabilitiesFairValueDisclosure" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_LiabilitiesFairValueDisclosure"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_TypeOfSecurityAxis" xlink:label="loc_2JF107H7I93I_ucbi_TypeOfSecurityAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_TypeOfSecurityAxis" xml:lang="en-US">Type Of Security [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_TypeOfSecurityAxis" xml:lang="en-US">Represents information about security.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_TypeOfSecurityAxis" xlink:to="lab_4LH329J9K15K_ucbi_TypeOfSecurityAxis"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_TypeOfSecurityDomain" xlink:label="loc_31290F3J262G9III3F2F_ucbi_TypeOfSecurityDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_TypeOfSecurityDomain" xml:lang="en-US">Type Of Security [Domain]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_TypeOfSecurityDomain" xml:lang="en-US">Represents different types of security.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_TypeOfSecurityDomain" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_TypeOfSecurityDomain"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_DerivativeAssetMember" xlink:label="loc_2JF107H7I93I_ucbi_DerivativeAssetMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_DerivativeAssetMember" xml:lang="en-US">Derivative Asset [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_ucbi_DerivativeAssetMember" xml:lang="en-US">Derivative assets - mortgage</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_DerivativeAssetMember" xml:lang="en-US">Derivative Asset</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_DerivativeAssetMember" xml:lang="en-US">Represents Derivative Asset.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_DerivativeAssetMember" xlink:to="lab_4LH329J9K15K_ucbi_DerivativeAssetMember"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_DerivativeLiabilityMember" xlink:label="loc_31290F3J262G9III3F2F_ucbi_DerivativeLiabilityMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DerivativeLiabilityMember" xml:lang="en-US">Derivative Liability [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DerivativeLiabilityMember" xml:lang="en-US">Derivative liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DerivativeLiabilityMember" xml:lang="en-US">Derivative Liability</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DerivativeLiabilityMember" xml:lang="en-US">Represents Derivative Liability.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_DerivativeLiabilityMember" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_DerivativeLiabilityMember"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_SbaServicingRightsMember" xlink:label="loc_2JF107H7I93I_ucbi_SbaServicingRightsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_SbaServicingRightsMember" xml:lang="en-US">Sba Servicing Rights [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_SbaServicingRightsMember" xml:lang="en-US">Servicing rights for government guaranteed loans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_SbaServicingRightsMember" xml:lang="en-US">Represents SBA servicing rights.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_SbaServicingRightsMember" xlink:to="lab_4LH329J9K15K_ucbi_SbaServicingRightsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AvailableforsaleSecuritiesMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_AvailableforsaleSecuritiesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AvailableforsaleSecuritiesMember" xml:lang="en-US">Available-for-sale Securities [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AvailableforsaleSecuritiesMember" xml:lang="en-US">AFS security</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AvailableforsaleSecuritiesMember" xml:lang="en-US">Securities Available-for-Sale</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_AvailableforsaleSecuritiesMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_AvailableforsaleSecuritiesMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xlink:label="loc_2JF107H7I93I_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xml:lang="en-US">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xlink:to="lab_4LH329J9K15K_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward" xml:lang="en-US">Fair Value, Assets Measured On Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward" xml:lang="en-US">Assets measured at fair value on recurring basis using significant unobservable inputs</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue" xlink:label="loc_2JF107H7I93I_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue" xml:lang="en-US">Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue" xml:lang="en-US">Balance at beginning of period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue" xml:lang="en-US">Balance at beginning of period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue" xml:lang="en-US">Balance at end of period</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue" xlink:to="lab_4LH329J9K15K_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues" xml:lang="en-US">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Issuances</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues" xml:lang="en-US">Additions</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements" xlink:label="loc_2JF107H7I93I_ucbi_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements" xml:lang="en-US">Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales And Settlements</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements" xml:lang="en-US">Sales and settlements</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements" xml:lang="en-US">Amount of sale and settlement of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_ucbi_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements" xml:lang="en-US">Sales and settlements</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements" xlink:to="lab_4LH329J9K15K_ucbi_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements"/>




<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1" xlink:label="loc_2JF107H7I93I_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1" xml:lang="en-US">Fair Value, Measurement With Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included In Earnings</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1" xml:lang="en-US">Amounts included in earnings - fair value adjustments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1" xml:lang="en-US">Amounts included in earnings - fair value adjustments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1" xlink:to="lab_4LH329J9K15K_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueInputsAssetsQuantitativeInformationTable" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FairValueInputsAssetsQuantitativeInformationTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueInputsAssetsQuantitativeInformationTable" xml:lang="en-US">Fair Value Inputs, Assets, Quantitative Information [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FairValueInputsAssetsQuantitativeInformationTable" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueInputsAssetsQuantitativeInformationTable"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_DerivativeAssetsOtherMember" xlink:label="loc_2JF107H7I93I_ucbi_DerivativeAssetsOtherMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_DerivativeAssetsOtherMember" xml:lang="en-US">Derivative Assets Other [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_DerivativeAssetsOtherMember" xml:lang="en-US">Derivative assets - other</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_DerivativeAssetsOtherMember" xml:lang="en-US">Represents information about Derivative assets other.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_DerivativeAssetsOtherMember" xlink:to="lab_4LH329J9K15K_ucbi_DerivativeAssetsOtherMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RangeAxis" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_RangeAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_RangeAxis" xml:lang="en-US">Range [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_RangeAxis" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_RangeAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_2JF107H7I93I_us-gaap_RangeMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_RangeMember" xml:lang="en-US">Range [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_RangeMember" xlink:to="lab_4LH329J9K15K_us-gaap_RangeMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_WeightedAverageMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_WeightedAverageMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_WeightedAverageMember" xml:lang="en-US">Weighted Average [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_WeightedAverageMember" xml:lang="en-US">Weighted Average</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_WeightedAverageMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_WeightedAverageMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueInputsAssetsQuantitativeInformationLineItems" xlink:label="loc_2JF107H7I93I_us-gaap_FairValueInputsAssetsQuantitativeInformationLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueInputsAssetsQuantitativeInformationLineItems" xml:lang="en-US">Fair Value Inputs, Assets, Quantitative Information [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FairValueInputsAssetsQuantitativeInformationLineItems" xlink:to="lab_4LH329J9K15K_us-gaap_FairValueInputsAssetsQuantitativeInformationLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueMeasurementsValuationTechniques" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FairValueMeasurementsValuationTechniques"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueMeasurementsValuationTechniques" xml:lang="en-US">Fair Value Measurements, Valuation Techniques</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueMeasurementsValuationTechniques" xml:lang="en-US">ValuationTechnique</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FairValueMeasurementsValuationTechniques" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueMeasurementsValuationTechniques"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueMeasurementsSignificantAssumptions" xlink:label="loc_2JF107H7I93I_us-gaap_FairValueMeasurementsSignificantAssumptions"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueMeasurementsSignificantAssumptions" xml:lang="en-US">Fair Value Measurements, Significant Assumptions</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueMeasurementsSignificantAssumptions" xml:lang="en-US">Unobservable Inputs</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FairValueMeasurementsSignificantAssumptions" xlink:to="lab_4LH329J9K15K_us-gaap_FairValueMeasurementsSignificantAssumptions"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueInputsDiscountRate" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FairValueInputsDiscountRate"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueInputsDiscountRate" xml:lang="en-US">Fair Value Inputs, Discount Rate</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueInputsDiscountRate" xml:lang="en-US">Discount rate</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FairValueInputsDiscountRate" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueInputsDiscountRate"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueInputsPrepaymentRate" xlink:label="loc_2JF107H7I93I_us-gaap_FairValueInputsPrepaymentRate"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueInputsPrepaymentRate" xml:lang="en-US">Fair Value Inputs, Prepayment Rate</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueInputsPrepaymentRate" xml:lang="en-US">Prepayment Rate</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FairValueInputsPrepaymentRate" xlink:to="lab_4LH329J9K15K_us-gaap_FairValueInputsPrepaymentRate"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_FairValueInputPullThroughRate" xlink:label="loc_31290F3J262G9III3F2F_ucbi_FairValueInputPullThroughRate"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_FairValueInputPullThroughRate" xml:lang="en-US">Fair Value Input Pull Through Rate</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_FairValueInputPullThroughRate" xml:lang="en-US">Pull through rate</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_FairValueInputPullThroughRate" xml:lang="en-US">Represents fair value input Pull through rate.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_FairValueInputPullThroughRate" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_FairValueInputPullThroughRate"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueMeasurementsNonrecurringMember" xlink:label="loc_2JF107H7I93I_us-gaap_FairValueMeasurementsNonrecurringMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueMeasurementsNonrecurringMember" xml:lang="en-US">Fair Value, Measurements, Nonrecurring [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueMeasurementsNonrecurringMember" xml:lang="en-US">Nonrecurring</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FairValueMeasurementsNonrecurringMember" xlink:to="lab_4LH329J9K15K_us-gaap_FairValueMeasurementsNonrecurringMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsFairValueDisclosureNonrecurring" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_AssetsFairValueDisclosureNonrecurring"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AssetsFairValueDisclosureNonrecurring" xml:lang="en-US">Assets, Fair Value Disclosure, Nonrecurring</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_AssetsFairValueDisclosureNonrecurring" xml:lang="en-US">Loans</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_AssetsFairValueDisclosureNonrecurring" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_AssetsFairValueDisclosureNonrecurring"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueByMeasurementBasisAxis" xlink:label="loc_2JF107H7I93I_us-gaap_FairValueByMeasurementBasisAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueByMeasurementBasisAxis" xml:lang="en-US">Measurement Basis [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FairValueByMeasurementBasisAxis" xml:lang="en-US">Measurement Basis [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FairValueByMeasurementBasisAxis" xlink:to="lab_4LH329J9K15K_us-gaap_FairValueByMeasurementBasisAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueDisclosureItemAmountsDomain" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FairValueDisclosureItemAmountsDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueDisclosureItemAmountsDomain" xml:lang="en-US">Fair Value Measurement [Domain]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueDisclosureItemAmountsDomain" xml:lang="en-US">Fair Value, Disclosure Item Amounts [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FairValueDisclosureItemAmountsDomain" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueDisclosureItemAmountsDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:label="loc_2JF107H7I93I_us-gaap_CarryingReportedAmountFairValueDisclosureMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_CarryingReportedAmountFairValueDisclosureMember" xml:lang="en-US">Carrying (Reported) Amount, Fair Value Disclosure [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_CarryingReportedAmountFairValueDisclosureMember" xml:lang="en-US">Carrying Amount</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:to="lab_4LH329J9K15K_us-gaap_CarryingReportedAmountFairValueDisclosureMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract" xml:lang="en-US">Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract" xml:lang="en-US">Assets:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MortgagesHeldForSaleFairValueDisclosure" xlink:label="loc_2JF107H7I93I_us-gaap_MortgagesHeldForSaleFairValueDisclosure"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_MortgagesHeldForSaleFairValueDisclosure" xml:lang="en-US">Mortgages Held-For-Sale, Fair Value Disclosure</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_MortgagesHeldForSaleFairValueDisclosure" xml:lang="en-US">Mortgage loans held for sale</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_MortgagesHeldForSaleFairValueDisclosure" xlink:to="lab_4LH329J9K15K_us-gaap_MortgagesHeldForSaleFairValueDisclosure"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ServicingAssetAtFairValueAmount" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_ServicingAssetAtFairValueAmount"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ServicingAssetAtFairValueAmount" xml:lang="en-US">Servicing Asset at Fair Value, Amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_ServicingAssetAtFairValueAmount" xml:lang="en-US">Residential mortgage servicing rights</label>

<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_ServicingAssetAtFairValueAmount" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_ServicingAssetAtFairValueAmount"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract" xlink:label="loc_2JF107H7I93I_us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract" xml:lang="en-US">Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract" xml:lang="en-US">Liabilities:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract" xlink:to="lab_4LH329J9K15K_us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DepositsFairValueDisclosure" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_DepositsFairValueDisclosure"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DepositsFairValueDisclosure" xml:lang="en-US">Deposits, Fair Value Disclosure</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DepositsFairValueDisclosure" xml:lang="en-US">Deposits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_DepositsFairValueDisclosure" xml:lang="en-US">Deposits, Fair Value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_DepositsFairValueDisclosure" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_DepositsFairValueDisclosure"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FederalHomeLoanBankBorrowingsFairValueDisclosure" xlink:label="loc_2JF107H7I93I_us-gaap_FederalHomeLoanBankBorrowingsFairValueDisclosure"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_FederalHomeLoanBankBorrowingsFairValueDisclosure" xml:lang="en-US">Federal Home Loan Bank Borrowings, Fair Value Disclosure</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FederalHomeLoanBankBorrowingsFairValueDisclosure" xml:lang="en-US">Federal Home Loan Bank advances</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_FederalHomeLoanBankBorrowingsFairValueDisclosure" xml:lang="en-US">Federal Home Loan Bank advances, Fair Value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_FederalHomeLoanBankBorrowingsFairValueDisclosure" xlink:to="lab_4LH329J9K15K_us-gaap_FederalHomeLoanBankBorrowingsFairValueDisclosure"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebtFairValue" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_LongTermDebtFairValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LongTermDebtFairValue" xml:lang="en-US">Long-Term Debt, Fair Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LongTermDebtFairValue" xml:lang="en-US">Long-term debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_LongTermDebtFairValue" xml:lang="en-US">Long-term debt, Fair Value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_LongTermDebtFairValue" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_LongTermDebtFairValue"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_PercentageOfWrittenDownInAppraisalValueOfNonaccrualImpairedLoans" xlink:label="loc_2JF107H7I93I_ucbi_PercentageOfWrittenDownInAppraisalValueOfNonaccrualImpairedLoans"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_PercentageOfWrittenDownInAppraisalValueOfNonaccrualImpairedLoans" xml:lang="en-US">Percentage Of Written Down In Appraisal Value Of Nonaccrual Impaired Loans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_PercentageOfWrittenDownInAppraisalValueOfNonaccrualImpairedLoans" xml:lang="en-US">Percentage of written down in appraisal value of nonaccrual impaired loans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_PercentageOfWrittenDownInAppraisalValueOfNonaccrualImpairedLoans" xml:lang="en-US">Percentage of written down in appraisal value of nonaccrual impaired loans.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_PercentageOfWrittenDownInAppraisalValueOfNonaccrualImpairedLoans" xlink:to="lab_4LH329J9K15K_ucbi_PercentageOfWrittenDownInAppraisalValueOfNonaccrualImpairedLoans"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_MaximumRemainingMaturityOfFinancialInstrumentsHavingNoDefinedMaturity" xlink:label="loc_31290F3J262G9III3F2F_ucbi_MaximumRemainingMaturityOfFinancialInstrumentsHavingNoDefinedMaturity"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_MaximumRemainingMaturityOfFinancialInstrumentsHavingNoDefinedMaturity" xml:lang="en-US">Maximum Remaining Maturity Of Financial Instruments Having No Defined Maturity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_MaximumRemainingMaturityOfFinancialInstrumentsHavingNoDefinedMaturity" xml:lang="en-US">Maximum remaining maturity of financial instruments having no defined maturity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_MaximumRemainingMaturityOfFinancialInstrumentsHavingNoDefinedMaturity" xml:lang="en-US">Maximum remaining maturity of financial instruments having no defined maturity.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_MaximumRemainingMaturityOfFinancialInstrumentsHavingNoDefinedMaturity" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_MaximumRemainingMaturityOfFinancialInstrumentsHavingNoDefinedMaturity"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable" xlink:label="loc_2JF107H7I93I_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable" xml:lang="en-US">Schedule Of Fair Value, Off-Balance Sheet Risks [Table]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable" xml:lang="en-US">Schedule of Fair Value, Off-balance Sheet Risks [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable" xlink:to="lab_4LH329J9K15K_us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommitmentsToExtendCreditMember" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_CommitmentsToExtendCreditMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CommitmentsToExtendCreditMember" xml:lang="en-US">Commitments To Extend Credit [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_CommitmentsToExtendCreditMember" xml:lang="en-US">Commitments to extend credit</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_CommitmentsToExtendCreditMember" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_CommitmentsToExtendCreditMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LetterOfCreditMember" xlink:label="loc_2JF107H7I93I_us-gaap_LetterOfCreditMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_LetterOfCreditMember" xml:lang="en-US">Letter Of Credit [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_LetterOfCreditMember" xml:lang="en-US">Letters of credit</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_LetterOfCreditMember" xlink:to="lab_4LH329J9K15K_us-gaap_LetterOfCreditMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems" xml:lang="en-US">Fair Value, Off-Balance Sheet Risks, Disclosure Information [Line Items]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems" xml:lang="en-US">Financial instruments whose contract amounts represent credit risk:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnusedCommitmentsToExtendCredit" xlink:label="loc_2JF107H7I93I_us-gaap_UnusedCommitmentsToExtendCredit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_UnusedCommitmentsToExtendCredit" xml:lang="en-US">Unused Commitments to Extend Credit</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_UnusedCommitmentsToExtendCredit" xml:lang="en-US">Financial instruments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_UnusedCommitmentsToExtendCredit" xlink:to="lab_4LH329J9K15K_us-gaap_UnusedCommitmentsToExtendCredit"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_InvestmentInLimitedPartnerships" xlink:label="loc_31290F3J262G9III3F2F_ucbi_InvestmentInLimitedPartnerships"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_InvestmentInLimitedPartnerships" xml:lang="en-US">Investment In Limited Partnerships</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_InvestmentInLimitedPartnerships" xml:lang="en-US">Investment in limited partnerships</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_InvestmentInLimitedPartnerships" xml:lang="en-US">Represents investment in limited partnerships.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_InvestmentInLimitedPartnerships" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_InvestmentInLimitedPartnerships"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_CommitmentForAdditionalFund" xlink:label="loc_2JF107H7I93I_ucbi_CommitmentForAdditionalFund"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_CommitmentForAdditionalFund" xml:lang="en-US">Commitment For Additional Fund</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_CommitmentForAdditionalFund" xml:lang="en-US">Commitment for additional fund</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_CommitmentForAdditionalFund" xml:lang="en-US">Represents commitment for additional fund.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_CommitmentForAdditionalFund" xlink:to="lab_4LH329J9K15K_ucbi_CommitmentForAdditionalFund"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventTable" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_SubsequentEventTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SubsequentEventTable" xml:lang="en-US">Subsequent Event [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_SubsequentEventTable" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_SubsequentEventTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="loc_2JF107H7I93I_us-gaap_SubsequentEventTypeAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_SubsequentEventTypeAxis" xml:lang="en-US">Subsequent Event Type [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_SubsequentEventTypeAxis" xlink:to="lab_4LH329J9K15K_us-gaap_SubsequentEventTypeAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_SubsequentEventTypeDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SubsequentEventTypeDomain" xml:lang="en-US">Subsequent Event Type [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_SubsequentEventTypeDomain" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_SubsequentEventTypeDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventMember" xlink:label="loc_2JF107H7I93I_us-gaap_SubsequentEventMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_SubsequentEventMember" xml:lang="en-US">Subsequent Event [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_SubsequentEventMember" xml:lang="en-US">Subsequent event</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_SubsequentEventMember" xlink:to="lab_4LH329J9K15K_us-gaap_SubsequentEventMember"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_TidelandsBancsharesIncMember" xlink:label="loc_31290F3J262G9III3F2F_ucbi_TidelandsBancsharesIncMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_TidelandsBancsharesIncMember" xml:lang="en-US">Tidelands Bancshares Inc [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_TidelandsBancsharesIncMember" xml:lang="en-US">Tidelands Bancshares Inc</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_TidelandsBancsharesIncMember" xml:lang="en-US">Represents information about Tidelands Bancshares Inc.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_TidelandsBancsharesIncMember" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_TidelandsBancsharesIncMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:label="loc_2JF107H7I93I_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xml:lang="en-US">Related Party [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:to="lab_4LH329J9K15K_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RelatedPartyDomain" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_RelatedPartyDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_RelatedPartyDomain" xml:lang="en-US">Related Party [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_RelatedPartyDomain" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_RelatedPartyDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MajorityShareholderMember" xlink:label="loc_2JF107H7I93I_us-gaap_MajorityShareholderMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_MajorityShareholderMember" xml:lang="en-US">Majority Shareholder [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_MajorityShareholderMember" xml:lang="en-US">Corsair Capital LLC</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_MajorityShareholderMember" xlink:to="lab_4LH329J9K15K_us-gaap_MajorityShareholderMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventLineItems" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_SubsequentEventLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_SubsequentEventLineItems" xml:lang="en-US">Subsequent Event [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_SubsequentEventLineItems" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_SubsequentEventLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets" xlink:label="loc_2JF107H7I93I_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets" xml:lang="en-US">Total assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets" xml:lang="en-US">Assets acquired</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_4LH329J9K15K_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets" xml:lang="en-US">Total assets acquired</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets" xlink:to="lab_4LH329J9K15K_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansNet" xlink:label="loc_31290F3J262G9III3F2F_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansNet" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed Loans Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansNet" xml:lang="en-US">Loans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansNet" xml:lang="en-US">Loans, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansNet" xml:lang="en-US">Represents amount of loans net recognized as of the acquisition date.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansNet" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansNet"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeposits" xlink:label="loc_2JF107H7I93I_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeposits"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeposits" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed Deposits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeposits" xml:lang="en-US">Deposits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_4LH329J9K15K_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeposits" xml:lang="en-US">Represents amount of deposit recognized as of the acquisition date.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeposits" xlink:to="lab_4LH329J9K15K_ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeposits"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_NumberOfBranches" xlink:label="loc_31290F3J262G9III3F2F_ucbi_NumberOfBranches"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_NumberOfBranches" xml:lang="en-US">Number Of Branches</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_NumberOfBranches" xml:lang="en-US">Number of branches</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_NumberOfBranches" xml:lang="en-US">Represents number of branches operated by entity.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_NumberOfBranches" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_NumberOfBranches"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionSharePrice" xlink:label="loc_2JF107H7I93I_us-gaap_BusinessAcquisitionSharePrice"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_BusinessAcquisitionSharePrice" xml:lang="en-US">Business Acquisition, Share Price</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_BusinessAcquisitionSharePrice" xml:lang="en-US">Cash price per share</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_BusinessAcquisitionSharePrice" xlink:to="lab_4LH329J9K15K_us-gaap_BusinessAcquisitionSharePrice"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross" xlink:label="loc_31290F3J262G9III3F2F_us-gaap_PaymentsToAcquireBusinessesGross"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PaymentsToAcquireBusinessesGross" xml:lang="en-US">Payments to Acquire Businesses, Gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PaymentsToAcquireBusinessesGross" xml:lang="en-US">Cash</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PaymentsToAcquireBusinessesGross" xml:lang="en-US">Cash payment for acquisition</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_53412H5L484I1KKK5H4H_us-gaap_PaymentsToAcquireBusinessesGross" xml:lang="en-US">Net cash received (paid) for acquisition</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_us-gaap_PaymentsToAcquireBusinessesGross" xlink:to="lab_53412H5L484I1KKK5H4H_us-gaap_PaymentsToAcquireBusinessesGross"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DividendsPayableCurrentAndNoncurrent" xlink:label="loc_2JF107H7I93I_us-gaap_DividendsPayableCurrentAndNoncurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_DividendsPayableCurrentAndNoncurrent" xml:lang="en-US">Dividends Payable</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_DividendsPayableCurrentAndNoncurrent" xml:lang="en-US">Unpaid dividends</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_DividendsPayableCurrentAndNoncurrent" xlink:to="lab_4LH329J9K15K_us-gaap_DividendsPayableCurrentAndNoncurrent"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_DiscountRate" xlink:label="loc_31290F3J262G9III3F2F_ucbi_DiscountRate"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DiscountRate" xml:lang="en-US">Discount Rate</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DiscountRate" xml:lang="en-US">Discount rate</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_DiscountRate" xml:lang="en-US">Represents percentage of discount rate.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_DiscountRate" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_DiscountRate"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:label="loc_2JF107H7I93I_us-gaap_StockIssuedDuringPeriodSharesNewIssues"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_4LH329J9K15K_us-gaap_StockIssuedDuringPeriodSharesNewIssues" xml:lang="en-US">Stock Issued During Period, Shares, New Issues</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_StockIssuedDuringPeriodSharesNewIssues" xml:lang="en-US">Number of common stock shares issued</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_4LH329J9K15K_us-gaap_StockIssuedDuringPeriodSharesNewIssues" xml:lang="en-US">Number of common stock issued at market</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_2JF107H7I93I_us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:to="lab_4LH329J9K15K_us-gaap_StockIssuedDuringPeriodSharesNewIssues"/>
<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_NumberOfSharesTransferredFromNonVotingToVotingRights" xlink:label="loc_31290F3J262G9III3F2F_ucbi_NumberOfSharesTransferredFromNonVotingToVotingRights"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_NumberOfSharesTransferredFromNonVotingToVotingRights" xml:lang="en-US">Number Of Shares Transferred From Non Voting To Voting Rights</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_NumberOfSharesTransferredFromNonVotingToVotingRights" xml:lang="en-US">Number of shares transferred from non voting to voting rights</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_53412H5L484I1KKK5H4H_ucbi_NumberOfSharesTransferredFromNonVotingToVotingRights" xml:lang="en-US">Represents number of shares transferred from non voting to voting rights.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_31290F3J262G9III3F2F_ucbi_NumberOfSharesTransferredFromNonVotingToVotingRights" xlink:to="lab_53412H5L484I1KKK5H4H_ucbi_NumberOfSharesTransferredFromNonVotingToVotingRights"/>




<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_ChangesInExpectedCashFlowsThatDoNotAffectNonaccretableDifference" xlink:label="loc_ucbi_ChangesInExpectedCashFlowsThatDoNotAffectNonaccretableDifference"/>
<label xlink:type="resource" xlink:label="lab_ucbi_ChangesInExpectedCashFlowsThatDoNotAffectNonaccretableDifference" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Changes In Expected Cash Flows That Do Not Affect Nonaccretable Difference</label>
<label xlink:type="resource" xlink:label="lab_ucbi_ChangesInExpectedCashFlowsThatDoNotAffectNonaccretableDifference" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US">Represents changes in expected cash flows that do not affect nonaccretable difference.</label>
<label xlink:type="resource" xlink:label="lab_ucbi_ChangesInExpectedCashFlowsThatDoNotAffectNonaccretableDifference" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Changes in expected cash flows that do not affect nonaccretable difference</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ucbi_ChangesInExpectedCashFlowsThatDoNotAffectNonaccretableDifference" xlink:to="lab_ucbi_ChangesInExpectedCashFlowsThatDoNotAffectNonaccretableDifference"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss"/>
<label xlink:type="resource" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss)</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Other comprehensive income</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss" xlink:to="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseGross" xlink:label="loc_us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseGross"/>
<label xlink:type="resource" xlink:label="lab_us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseGross" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Securities Sold under Agreements to Repurchase, Gross</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseGross" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Gross amount of recognized liabilities for repurchase agreements in offsetting disclosure</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseGross" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US">Repurchase agreements / reverse repurchase agreements, gross amounts of recognized liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseGross" xlink:to="lab_us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseGross"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LoansReceivableFairValueDisclosure" xlink:label="loc_us-gaap_LoansReceivableFairValueDisclosure"/>
<label xlink:type="resource" xlink:label="lab_us-gaap_LoansReceivableFairValueDisclosure" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Loans Receivable, Fair Value Disclosure</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_LoansReceivableFairValueDisclosure" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Loans, net</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_LoansReceivableFairValueDisclosure" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US">Loans, net</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_LoansReceivableFairValueDisclosure" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US">Loans, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansReceivableFairValueDisclosure" xlink:to="lab_us-gaap_LoansReceivableFairValueDisclosure"/>




<loc xlink:type="locator" xlink:href="ucbi-20160331.xsd#ucbi_ReleaseOfProvisionForCreditLosses" xlink:label="loc_ucbi_ReleaseOfProvisionForCreditLosses"/>
<label xlink:type="resource" xlink:label="lab_ucbi_ReleaseOfProvisionForCreditLosses" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Release Of Provision For Credit Losses</label>
<label xlink:type="resource" xlink:label="lab_ucbi_ReleaseOfProvisionForCreditLosses" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US">Represents release of provision for credit losses.</label>
<label xlink:type="resource" xlink:label="lab_ucbi_ReleaseOfProvisionForCreditLosses" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">(Release) Provision</label>
<label xlink:type="resource" xlink:label="lab_ucbi_ReleaseOfProvisionForCreditLosses" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US">(Release of) provision for credit losses</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ucbi_ReleaseOfProvisionForCreditLosses" xlink:to="lab_ucbi_ReleaseOfProvisionForCreditLosses"/>
</labelLink></linkbase>
