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  <xs:element id="ucbi_OtherComprehensiveIncomeLossAmortizationOfPriorServiceCostAndActuarialLossesIncludedInNetPeriodicPensionCostForDefinedBenefitPensionPlanTaxExpenseBenefit1" abstract="false" name="OtherComprehensiveIncomeLossAmortizationOfPriorServiceCostAndActuarialLossesIncludedInNetPeriodicPensionCostForDefinedBenefitPensionPlanTaxExpenseBenefit1" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_MergerRelatedAndOtherCostsMember" abstract="true" name="MergerRelatedAndOtherCostsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_ScheduleOfOperatingLeaseRightOfUseAssetsAndLeaseLiabilitiesTableTextBlock" abstract="false" name="ScheduleOfOperatingLeaseRightOfUseAssetsAndLeaseLiabilitiesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType"/>
  <xs:element id="ucbi_TidelandsStatutoryTrustOneMember" abstract="true" name="TidelandsStatutoryTrustOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_OtherComprehensiveIncomeLossUnrealizedHoldingGainLossOnSecuritiesNetOfReclassificationAndValuationAllowanceArisingDuringPeriodBeforeTax" abstract="false" name="OtherComprehensiveIncomeLossUnrealizedHoldingGainLossOnSecuritiesNetOfReclassificationAndValuationAllowanceArisingDuringPeriodBeforeTax" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_BifurcatedEmbeddedDerivativeMember" abstract="true" name="BifurcatedEmbeddedDerivativeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_GainLossOnDerivativeInterestSettlement" abstract="false" name="GainLossOnDerivativeInterestSettlement" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_SpecificReservesAllocatedToCustomersWhoseLoanTermsModifiedInTroubledDebtRestructurings" abstract="false" name="SpecificReservesAllocatedToCustomersWhoseLoanTermsModifiedInTroubledDebtRestructurings" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_NoninterestExpenseOutsideServicesElectronicBanking" abstract="false" name="NoninterestExpenseOutsideServicesElectronicBanking" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_OtherComprehensiveIncomeReclassificationAdjustmentForAvailableForSaleTransferredToHeldToMaturitySecuritiesBeforeTax" abstract="false" name="OtherComprehensiveIncomeReclassificationAdjustmentForAvailableForSaleTransferredToHeldToMaturitySecuritiesBeforeTax" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_AccumulatedDefinedBenefitPlansAdjustmentNetLossOnPlanTerminationMember" abstract="true" name="AccumulatedDefinedBenefitPlansAdjustmentNetLossOnPlanTerminationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_DerivativeAssetsCustomerDerivativePositionsMember" abstract="true" name="DerivativeAssetsCustomerDerivativePositionsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_FinancingReceivableAllowanceForCreditLossAndOffBalanceSheetCreditLossLiabilityIndividuallyEvaluatedForImpairment" abstract="false" name="FinancingReceivableAllowanceForCreditLossAndOffBalanceSheetCreditLossLiabilityIndividuallyEvaluatedForImpairment" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_SalesTypeAndDirectFinancingLeasesSecurityDeposits" abstract="false" name="SalesTypeAndDirectFinancingLeasesSecurityDeposits" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_SBAServicingRightsMember" abstract="true" name="SBAServicingRightsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_MortgageLoansHeldForSaleOutstandingPrincipalBalance" abstract="false" name="MortgageLoansHeldForSaleOutstandingPrincipalBalance" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_ScheduleOfChangesInValueOfAccretableYieldForAcquiredLoansTableTextBlock" abstract="false" name="ScheduleOfChangesInValueOfAccretableYieldForAcquiredLoansTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType"/>
  <xs:element id="ucbi_MortgageBankingLoanCommitmentMember" abstract="true" name="MortgageBankingLoanCommitmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_FourOaksStatutoryTrustIMember" abstract="true" name="FourOaksStatutoryTrustIMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_DealerOffsetToCustomerSwapPositionMember" abstract="true" name="DealerOffsetToCustomerSwapPositionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_ResidentialMortgageServicingAssetMeasurementInput" abstract="false" name="ResidentialMortgageServicingAssetMeasurementInput" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:decimalItemType"/>
  <xs:element id="ucbi_DebtInstrumentEarliestCallYear" abstract="false" name="DebtInstrumentEarliestCallYear" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:gYearItemType"/>
  <xs:element id="ucbi_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements" abstract="false" name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_CommitmentForAdditionalFund" abstract="false" name="CommitmentForAdditionalFund" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_GainLossOnCashFlowHedgesRecognizedInEarnings" abstract="false" name="GainLossOnCashFlowHedgesRecognizedInEarnings" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_FinancingReceivableRecordedInvestmentPastDueAccruingAndNonaccrual" abstract="false" name="FinancingReceivableRecordedInvestmentPastDueAccruingAndNonaccrual" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_AdditionalInformationRelatedToAcquiredLoanTableTextBlock" abstract="false" name="AdditionalInformationRelatedToAcquiredLoanTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType"/>
  <xs:element id="ucbi_SalesTypeAndDirectFinancingLeasesInitialDirectCosts" abstract="false" name="SalesTypeAndDirectFinancingLeasesInitialDirectCosts" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_FairValueOfPurchasedAssetsAndAssumedLiabilitiesRecordedAxis" abstract="true" name="FairValueOfPurchasedAssetsAndAssumedLiabilitiesRecordedAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="ucbi_SalesTypeAndDirectFinancingLeasesUnguaranteedResidualAsset" abstract="false" name="SalesTypeAndDirectFinancingLeasesUnguaranteedResidualAsset" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_FinancingReceivableBeforeAllowanceForCreditLossExcludingPurchasedCreditImpairedLoans" abstract="false" name="FinancingReceivableBeforeAllowanceForCreditLossExcludingPurchasedCreditImpairedLoans" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_OtherComprehensiveIncomeLossUnrealizedHoldingGainLossOnSecuritiesNetOfReclassificationAndValuationAllowanceArisingDuringPeriodTaxEffect" abstract="false" name="OtherComprehensiveIncomeLossUnrealizedHoldingGainLossOnSecuritiesNetOfReclassificationAndValuationAllowanceArisingDuringPeriodTaxEffect" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_FirstMadisonBankAndTrustMember" abstract="true" name="FirstMadisonBankAndTrustMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_MeasurementInputPullThroughRateMember" abstract="true" name="MeasurementInputPullThroughRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_SBAUSDAGuaranteedLoansMember" abstract="true" name="SBAUSDAGuaranteedLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_ScheduleOfFairValueHedgingInstrumentsCarryingValueAndBasisAdjustmentsTableTextBlock" abstract="false" name="ScheduleOfFairValueHedgingInstrumentsCarryingValueAndBasisAdjustmentsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType"/>
  <xs:element id="ucbi_SalariesAndEmployeeBenefitExpenseMember" abstract="true" name="SalariesAndEmployeeBenefitExpenseMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_ThreeShoresBancorporationIncMember" abstract="true" name="ThreeShoresBancorporationIncMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_VestingOfRestrictedStockSharesDeferred" abstract="false" name="VestingOfRestrictedStockSharesDeferred" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="ucbi_FinancingReceivableAllowanceForCreditLossAndOffBalanceSheetCreditLossLiabilityPurchasedWithCreditDeteriorationIncrease" abstract="false" name="FinancingReceivableAllowanceForCreditLossAndOffBalanceSheetCreditLossLiabilityPurchasedWithCreditDeteriorationIncrease" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_DebtInstrumentsMaturityYear" abstract="false" name="DebtInstrumentsMaturityYear" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:gYearItemType"/>
  <xs:element id="ucbi_DerivativeLiabilityMember" abstract="true" name="DerivativeLiabilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_CommonEquityTier1CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets" abstract="false" name="CommonEquityTier1CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="ucbi_MeasurementInputProbableExposureRateMember" abstract="true" name="MeasurementInputProbableExposureRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_CommonStockIssuableMember" abstract="true" name="CommonStockIssuableMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_OtherTypeOfModificationMember" abstract="true" name="OtherTypeOfModificationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLongTermDebtAndFederalHomeLoanBankAdvances" abstract="false" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLongTermDebtAndFederalHomeLoanBankAdvances" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_OtherNoninterestIncomeMember" abstract="true" name="OtherNoninterestIncomeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_OtherComprehensiveIncomeReclassificationAdjustmentForAvailableForSaleTransferredToHeldToMaturitySecuritiesAfterTax" abstract="false" name="OtherComprehensiveIncomeReclassificationAdjustmentForAvailableForSaleTransferredToHeldToMaturitySecuritiesAfterTax" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_FairValueOfPurchasedAssetsAndAssumedLiabilitiesRecordedDomain" abstract="true" name="FairValueOfPurchasedAssetsAndAssumedLiabilitiesRecordedDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsAccruedInterestReceivables" abstract="false" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsAccruedInterestReceivables" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_UCBISeriesINonCumulativePreferredStockMember" abstract="true" name="UCBISeriesINonCumulativePreferredStockMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_SalesTypeAndDirectFinancingLeasesPurchaseAccountingPremium" abstract="false" name="SalesTypeAndDirectFinancingLeasesPurchaseAccountingPremium" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_DerivativeAssetsMortgageMember" abstract="true" name="DerivativeAssetsMortgageMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_DepositaryShareOnUCBISeriesINonCumulativePreferredStockMember" abstract="true" name="DepositaryShareOnUCBISeriesINonCumulativePreferredStockMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_ResidentialMortgageServicingAssetAtFairValueAmount" abstract="false" name="ResidentialMortgageServicingAssetAtFairValueAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ucbi_EmployeeMember" abstract="true" name="EmployeeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="ucbi_OtherComprehensiveIncomeReclassificationAdjustmentForAvailableForSaleTransferredToHeldToMaturitySecuritiesTax" abstract="false" name="OtherComprehensiveIncomeReclassificationAdjustmentForAvailableForSaleTransferredToHeldToMaturitySecuritiesTax" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>
