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<element name="CommonStockIssuedForAcquisitions" id="ucbi_CommonStockIssuedForAcquisitions" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="PreferredStockIssuedForAcquisitions" id="ucbi_PreferredStockIssuedForAcquisitions" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="VestingOfRestrictedStockSharesDeferred" id="ucbi_VestingOfRestrictedStockSharesDeferred" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="NumberOfSharesIssuedFromDeferredCompensationPlan" id="ucbi_NumberOfSharesIssuedFromDeferredCompensationPlan" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="GainsFromSalesOfGovernmentGuaranteedLoans" id="ucbi_GainsFromSalesOfGovernmentGuaranteedLoans" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OtherAssetsAndAccruedInterestReceivable" id="ucbi_OtherAssetsAndAccruedInterestReceivable" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="InvestmentSecuritiesHeldToMaturityAbstract" id="ucbi_InvestmentSecuritiesHeldToMaturityAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FundsPaidToCollectedFromFdicUnderLossSharingAgreements" id="ucbi_FundsPaidToCollectedFromFdicUnderLossSharingAgreements" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>

<element name="ProceedsFromIssuanceOfCommonStockForDividendReinvestmentAndEmployeeBenefitPlans" id="ucbi_ProceedsFromIssuanceOfCommonStockForDividendReinvestmentAndEmployeeBenefitPlans" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="UnsettledGovernmentGuaranteedLoanPurchases" id="ucbi_UnsettledGovernmentGuaranteedLoanPurchases" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="UnsettledGovernmentGuaranteedLoanSales" id="ucbi_UnsettledGovernmentGuaranteedLoanSales" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="UnsettledPurchasesOfCommonStock" id="ucbi_UnsettledPurchasesOfCommonStock" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>

<element name="AcquisitionsAbstract" id="ucbi_AcquisitionsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="NetAssetsAcquired" id="ucbi_NetAssetsAcquired" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="PreferredStockIssuedInAcquisitions" id="ucbi_PreferredStockIssuedInAcquisitions" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="BalanceSheetOffsettingAndRepurchaseAgreementsAccountedForAsSecuredBorrowingsTextBlock" id="ucbi_BalanceSheetOffsettingAndRepurchaseAgreementsAccountedForAsSecuredBorrowingsTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ReclassificationsOutOfAccumulatedOtherComprehensiveIncomeAbstract" id="ucbi_ReclassificationsOutOfAccumulatedOtherComprehensiveIncomeAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ReclassificationsOutOfAccumulatedOtherComprehensiveIncomeTextBlock" id="ucbi_ReclassificationsOutOfAccumulatedOtherComprehensiveIncomeTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ScheduleOfRepurchaseAgreementsRemainingContractualMaturityOfAgreementsTableTextBlock" id="ucbi_ScheduleOfRepurchaseAgreementsRemainingContractualMaturityOfAgreementsTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="UnrealizedGainLossOnHeldToMaturitySecuritiesTableTextBlock" id="ucbi_UnrealizedGainLossOnHeldToMaturitySecuritiesTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="UnrealizedGainLossOnAvailableForSaleSecuritiesTableTextBlock" id="ucbi_UnrealizedGainLossOnAvailableForSaleSecuritiesTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ScheduleOfChangesInValueOfAccretableYieldForAcquiredLoansTableTextBlock" id="ucbi_ScheduleOfChangesInValueOfAccretableYieldForAcquiredLoansTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="AverageBalancesOfImpairedLoansAndIncomeRecognizedOnImpairedLoansTableTextBlock" id="ucbi_AverageBalancesOfImpairedLoansAndIncomeRecognizedOnImpairedLoansTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DebtIssuanceCostsReclassficationBetweenOtherAssets" id="ucbi_DebtIssuanceCostsReclassficationBetweenOtherAssets" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DebtIssuanceCostsReclassficationBetweenBrokeredDeposits" id="ucbi_DebtIssuanceCostsReclassficationBetweenBrokeredDeposits" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DebtIssuanceCostsReclassficationBetweenLongTermDebt" id="ucbi_DebtIssuanceCostsReclassficationBetweenLongTermDebt" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="MoneytreeCorporationMember" id="ucbi_MoneytreeCorporationMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="PalmettoBancsharesIncMember" id="ucbi_PalmettoBancsharesIncMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherRealEstateOwned" id="ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherRealEstateOwned" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentOtherRealEstateOwned" id="ucbi_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentOtherRealEstateOwned" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="BusinessCombinationProvisionalInformationInitialAccountingIncompleteIncreaseToTheDeferredTaxAsset" id="ucbi_BusinessCombinationProvisionalInformationInitialAccountingIncompleteIncreaseToTheDeferredTaxAsset" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetAssetsOfFinancialInstruments" id="ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetAssetsOfFinancialInstruments" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetAssetsOfCollateralReceived" id="ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetAssetsOfCollateralReceived" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="RepurchaseAndReverseRepurchaseAgreementsNetAssets" id="ucbi_RepurchaseAndReverseRepurchaseAgreementsNetAssets" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>








<element name="WeightedAverageInterestRateOfReverseRepurchaseAgreementsAssets" id="ucbi_WeightedAverageInterestRateOfReverseRepurchaseAgreementsAssets" type="num:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
<element name="RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetLiabilitiesOfFinancialInstruments" id="ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetLiabilitiesOfFinancialInstruments" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetLiabilitiesOfCollateralPledged" id="ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetLiabilitiesOfCollateralPledged" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="RepurchaseAndReverseRepurchaseAgreementsNetLiabilities" id="ucbi_RepurchaseAndReverseRepurchaseAgreementsNetLiabilities" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>








<element name="WeightedAverageInterestRateOfReverseRepurchaseAgreementsLiabilities" id="ucbi_WeightedAverageInterestRateOfReverseRepurchaseAgreementsLiabilities" type="num:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>



<element name="SecuritiesOtherThanMortgageBackedSecuritiesMember" id="ucbi_SecuritiesOtherThanMortgageBackedSecuritiesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OwnerOccupiedCommercialRealEstateMember" id="ucbi_OwnerOccupiedCommercialRealEstateMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="IncomeProducingCommercialRealEstateMember" id="ucbi_IncomeProducingCommercialRealEstateMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ChangesInExpectedCashFlowsThatDoNotAffectNonaccretableDifference" id="ucbi_ChangesInExpectedCashFlowsThatDoNotAffectNonaccretableDifference" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="AllowanceForUnfundedCommitmentMember" id="ucbi_AllowanceForUnfundedCommitmentMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>

<element name="AverageBalancesOfImpairedLoansAndIncomeRecognizedOnImpairedLoansAbstract" id="ucbi_AverageBalancesOfImpairedLoansAndIncomeRecognizedOnImpairedLoansAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="AdditionalInformationOnTroubledDebtRestructuringsAbstract" id="ucbi_AdditionalInformationOnTroubledDebtRestructuringsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FinancingReceivableModificationNumberOfContracts" id="ucbi_FinancingReceivableModificationNumberOfContracts" type="xbrli:integerItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FinancingReceivableModificationPreModificationRecordedInvestment" id="ucbi_FinancingReceivableModificationPreModificationRecordedInvestment" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FinancingReceivableModificationPostModificationRecordedInvestment" id="ucbi_FinancingReceivableModificationPostModificationRecordedInvestment" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="WatchMember" id="ucbi_WatchMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="RiskCategoryOfLoansByClassOfLoansAbstract" id="ucbi_RiskCategoryOfLoansByClassOfLoansAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="LoansAndLeasesReceivableExcludingPurchasedCreditImpairedLoans" id="ucbi_LoansAndLeasesReceivableExcludingPurchasedCreditImpairedLoans" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="MinimumAmountOfLoanEvaluatedForImpairment" id="ucbi_MinimumAmountOfLoanEvaluatedForImpairment" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="AccruingSubstandardRelationship" id="ucbi_AccruingSubstandardRelationship" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="SpecificReservesAllocatedToCustomersWhoseLoanTermsModifiedInTroubledDebtRestructurings" id="ucbi_SpecificReservesAllocatedToCustomersWhoseLoanTermsModifiedInTroubledDebtRestructurings" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="AccumulatedAmortizationOfGainsIncludedInNetIncomeOnAvailableForSaleSecuritiesTransferredToHeldToMaturityMember" id="ucbi_AccumulatedAmortizationOfGainsIncludedInNetIncomeOnAvailableForSaleSecuritiesTransferredToHeldToMaturityMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="SalariesAndEmployeeBenefitsExpenseMember" id="ucbi_SalariesAndEmployeeBenefitsExpenseMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="AmortizationOfLossesOnDesignatedPositionsDepositsInBanksAndShortTermInvestmentsInterestRevenue" id="ucbi_AmortizationOfLossesOnDesignatedPositionsDepositsInBanksAndShortTermInvestmentsInterestRevenue" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="AmortizationOfLossesOnDesignatedPositionsFederalHomeLoanBankAdvancesInterestExpense" id="ucbi_AmortizationOfLossesOnDesignatedPositionsFederalHomeLoanBankAdvancesInterestExpense" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>



<element name="AccruedDividendsOnPreferredStockIncludingAccretionOfDiscountsAbstract" id="ucbi_AccruedDividendsOnPreferredStockIncludingAccretionOfDiscountsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>

<element name="EmployeesMember" id="ucbi_EmployeesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>

<element name="BrokeredCertificateOfDepositMember" id="ucbi_BrokeredCertificateOfDepositMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="CustomerSwapPositionMember" id="ucbi_CustomerSwapPositionMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DealerOffsetToCustomerSwapPositionMember" id="ucbi_DealerOffsetToCustomerSwapPositionMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="MortgageBankingLoanCommitmentMember" id="ucbi_MortgageBankingLoanCommitmentMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="MortgageBankingForwardSalesCommitmentMember" id="ucbi_MortgageBankingForwardSalesCommitmentMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="BifurcatedEmbeddedDerivativeMember" id="ucbi_BifurcatedEmbeddedDerivativeMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DealerOffsetsToBifurcatedEmbeddedDerivativesMember" id="ucbi_DealerOffsetsToBifurcatedEmbeddedDerivativesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OffsettingPositionsForDedesignatedCashFlowHedgesMember" id="ucbi_OffsettingPositionsForDedesignatedCashFlowHedgesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DeDesignatedCashFlowHedgeMember" id="ucbi_DeDesignatedCashFlowHedgeMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="PayFixedReceiveVariableFairValueHedgeMember" id="ucbi_PayFixedReceiveVariableFairValueHedgeMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>

<element name="RestrictedStockAndRestrictedStockUnitMember" id="ucbi_RestrictedStockAndRestrictedStockUnitMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="AggregateGrantDateFairValueOfAwardsVestedDuringPeriod" id="ucbi_AggregateGrantDateFairValueOfAwardsVestedDuringPeriod" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OtherOperatingExpenseForRestrictedStockUnitsGranted" id="ucbi_OtherOperatingExpenseForRestrictedStockUnitsGranted" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="CommonStockIssuedAndIssuableAndPreferredStockIssuedAbstract" id="ucbi_CommonStockIssuedAndIssuableAndPreferredStockIssuedAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="CommonStockIssuableSharesUnderDeferredCompensationPlan" id="ucbi_CommonStockIssuableSharesUnderDeferredCompensationPlan" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DeferredTaxAssetsTaxCreditCarryforwardsStateIncomeTax" id="ucbi_DeferredTaxAssetsTaxCreditCarryforwardsStateIncomeTax" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>

<element name="DeferredCompensationPlanLiabilityMember" id="ucbi_DeferredCompensationPlanLiabilityMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DeferredCompensationPlanAssetsMember" id="ucbi_DeferredCompensationPlanAssetsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="TypeOfSecurityAxis" id="ucbi_TypeOfSecurityAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:dimensionItem"/>
<element name="TypeOfSecurityDomain" id="ucbi_TypeOfSecurityDomain" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DerivativeAssetMember" id="ucbi_DerivativeAssetMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DerivativeLiabilityMember" id="ucbi_DerivativeLiabilityMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="SbaServicingRightsMember" id="ucbi_SbaServicingRightsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements" id="ucbi_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSalesAndSettlements" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DerivativeAssetsOtherMember" id="ucbi_DerivativeAssetsOtherMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FairValueInputPullThroughRate" id="ucbi_FairValueInputPullThroughRate" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="PercentageOfWrittenDownInAppraisalValueOfNonaccrualImpairedLoans" id="ucbi_PercentageOfWrittenDownInAppraisalValueOfNonaccrualImpairedLoans" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="MaximumRemainingMaturityOfFinancialInstrumentsHavingNoDefinedMaturity" id="ucbi_MaximumRemainingMaturityOfFinancialInstrumentsHavingNoDefinedMaturity" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="InvestmentInLimitedPartnerships" id="ucbi_InvestmentInLimitedPartnerships" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="CommitmentForAdditionalFund" id="ucbi_CommitmentForAdditionalFund" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="TidelandsBancsharesIncMember" id="ucbi_TidelandsBancsharesIncMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansNet" id="ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansNet" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeposits" id="ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeposits" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="NumberOfBranches" id="ucbi_NumberOfBranches" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DiscountRate" id="ucbi_DiscountRate" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="PreferredStockAndAccruedDividends" id="ucbi_PreferredStockAndAccruedDividends" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" abstract="false" nillable="true" xbrli:balance="credit"/>

<element name="MergerRelatedCosts" id="ucbi_MergerRelatedCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" abstract="false" nillable="true" xbrli:balance="debit"/>
</schema>
