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<link:definition>026 - Disclosure - Balance Sheet Offsetting (Tables)</link:definition>
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<link:definition>045 - Disclosure - Loans and Allowance for Loan Losses - Major classifications of loans (Details)</link:definition>
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<link:definition>046 - Disclosure - Loans and Allowance for Loan Losses - Balance and activity in allowance for loan losses by portfolio segment and recorded investment in loans by portfolio segment (Details 1)</link:definition>
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<link:definition>047 - Disclosure - Loans and Allowance for Loan Losses - Recorded investment in loans by portfolio segment and the balance of the allowance for loan losses (Details 2)</link:definition>
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<element name="SharesIssuedFromDeferredCompensationPlanShares" id="ucbi_SharesIssuedFromDeferredCompensationPlanShares" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DividendsOnSeriesBPreferredStock" id="ucbi_DividendsOnSeriesBPreferredStock" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DividendsOnSeriesDPreferredStock" id="ucbi_DividendsOnSeriesDPreferredStock" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="StockRedeemedOrCalledDuringPeriodSharesTwo" id="ucbi_StockRedeemedOrCalledDuringPeriodSharesTwo" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="StockIssuedDuringPeriodSharesDividendReinvestmentPlanAndEmployeeBenefitPlans" id="ucbi_StockIssuedDuringPeriodSharesDividendReinvestmentPlanAndEmployeeBenefitPlans" 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="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="ProceedFromFdicIndemnificationAssetDisposals" id="ucbi_ProceedFromFdicIndemnificationAssetDisposals" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="NetChangeInFederalFundsPurchasedRepurchaseAgreementsAndOtherShortTermBorrowings" id="ucbi_NetChangeInFederalFundsPurchasedRepurchaseAgreementsAndOtherShortTermBorrowings" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" 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="TransfersOfLoansToForeclosedProperty" id="ucbi_TransfersOfLoansToForeclosedProperty" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ReverseRepurchaseAgreementsSecuritiesLendingTransactionsTextBlock" id="ucbi_ReverseRepurchaseAgreementsSecuritiesLendingTransactionsTextBlock" 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="ScheduleOfAssetsAndLiabilitiesUnderRepurchaseAgreementAndSecuritiesLendingTransactionsTableTextBlock" id="ucbi_ScheduleOfAssetsAndLiabilitiesUnderRepurchaseAgreementAndSecuritiesLendingTransactionsTableTextBlock" 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="AverageBalancesOfImpairedLoansAndIncomeRecognizedOnImpairedLoansTableTextBlock" id="ucbi_AverageBalancesOfImpairedLoansAndIncomeRecognizedOnImpairedLoansTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="AccruedDividendsOnPreferredStockIncludingAccretionOfDiscountsTableTextBlock" id="ucbi_AccruedDividendsOnPreferredStockIncludingAccretionOfDiscountsTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ServicingAssetAdditionsAbstract" id="ucbi_ServicingAssetAdditionsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ServicingAssetAtFairValueOriginatedServicingRightsCapitalizedUponSaleOfLoans" id="ucbi_ServicingAssetAtFairValueOriginatedServicingRightsCapitalizedUponSaleOfLoans" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ServicingAssetSubtractionsAbstract" id="ucbi_ServicingAssetSubtractionsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FinancingServicingAssetsAtFairValueAxis" id="ucbi_FinancingServicingAssetsAtFairValueAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:dimensionItem"/>
<element name="FinancingServicingAssetsAtFairValueDomain" id="ucbi_FinancingServicingAssetsAtFairValueDomain" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="HundredBpsAdverseChangeMember" id="ucbi_HundredBpsAdverseChangeMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="TwoHundredBpsAdverseChangeMember" id="ucbi_TwoHundredBpsAdverseChangeMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueBasisPointsAdverseChange" id="ucbi_ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueBasisPointsAdverseChange" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueWeightedAverageGrossMargin" id="ucbi_ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueWeightedAverageGrossMargin" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="BusinessCarolinaIncMember" id="ucbi_BusinessCarolinaIncMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoans" id="ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoans" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedInterest" id="ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedInterest" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedServicingRights" id="ucbi_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedServicingRights" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="RepurchaseAndReverseRepurchaseAgreementsGrossAmountsOfRecognizedAssets" id="ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsOfRecognizedAssets" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="RepurchaseAndReverseRepurchaseAgreementsGrossAmountsOffsetOnBalanceSheetAssets" id="ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsOffsetOnBalanceSheetAssets" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="RepurchaseAndReverseRepurchaseAgreementsNetAssetsBalance" id="ucbi_RepurchaseAndReverseRepurchaseAgreementsNetAssetsBalance" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" 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="DerivativesAssetNetBalance" id="ucbi_DerivativesAssetNetBalance" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DerivativeAssetsNetAmount" id="ucbi_DerivativeAssetsNetAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OffsettingAssetsGrossAmountsOfRecognizedAssets" id="ucbi_OffsettingAssetsGrossAmountsOfRecognizedAssets" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OffsettingAssetsGrossAmountsOffsetOnBalanceSheet" id="ucbi_OffsettingAssetsGrossAmountsOffsetOnBalanceSheet" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OffsettingAssetsNetAssetBalance" id="ucbi_OffsettingAssetsNetAssetBalance" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OffsettingAssetsGrossAmountsNotOffsetInBalanceSheetOfFinancialInstruments" id="ucbi_OffsettingAssetsGrossAmountsNotOffsetInBalanceSheetOfFinancialInstruments" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OffsettingAssetsGrossAmountsNotOffsetInBalanceSheetOfCollateralReceived" id="ucbi_OffsettingAssetsGrossAmountsNotOffsetInBalanceSheetOfCollateralReceived" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OffsettingAssetsNetAmount" id="ucbi_OffsettingAssetsNetAmount" 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="RepurchaseAndReverseRepurchaseAgreementsGrossAmountsOfRecognizedLiabilities" id="ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsOfRecognizedLiabilities" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="RepurchaseAndReverseRepurchaseAgreementsGrossAmountsOffsetOnBalanceSheetLiabilities" id="ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsOffsetOnBalanceSheetLiabilities" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="RepurchaseAndReverseRepurchaseAgreementsNetLiabilitiesBalance" id="ucbi_RepurchaseAndReverseRepurchaseAgreementsNetLiabilitiesBalance" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" 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="DerivativesLiabilitiesNetBalance" id="ucbi_DerivativesLiabilitiesNetBalance" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DerivativeLiabilitiesNetAmount" id="ucbi_DerivativeLiabilitiesNetAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OffsettingLiabilitiesGrossAmountsOfRecognizedLiabilities" id="ucbi_OffsettingLiabilitiesGrossAmountsOfRecognizedLiabilities" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OffsettingLiabilitiesGrossAmountsOffsetOnBalanceSheet" id="ucbi_OffsettingLiabilitiesGrossAmountsOffsetOnBalanceSheet" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OffsettingLiabilitiesNetAssetBalance" id="ucbi_OffsettingLiabilitiesNetAssetBalance" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OffsettingLiabilitiesGrossAmountsNotOffsetInBalanceSheetOfFinancialInstruments" id="ucbi_OffsettingLiabilitiesGrossAmountsNotOffsetInBalanceSheetOfFinancialInstruments" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OffsettingLiabilitiesGrossAmountsNotOffsetInBalanceSheetOfCollateralPledged" id="ucbi_OffsettingLiabilitiesGrossAmountsNotOffsetInBalanceSheetOfCollateralPledged" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OffsettingLiabilitiesNetAmount" id="ucbi_OffsettingLiabilitiesNetAmount" 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="AvailableForSaleDebtSecuritiesGrossUnrealizedGainAccumulatedInInvestment" id="ucbi_AvailableForSaleDebtSecuritiesGrossUnrealizedGainAccumulatedInInvestment" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="AvailableForSaleDebtSecuritiesGrossUnrealizedLossAccumulatedInInvestment" id="ucbi_AvailableForSaleDebtSecuritiesGrossUnrealizedLossAccumulatedInInvestment" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossesAccumulatedInInvestments" id="ucbi_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossesAccumulatedInInvestments" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossesAccumulatedInInvestments" id="ucbi_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossesAccumulatedInInvestments" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLossesAccumulatedInInvestments" id="ucbi_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLossesAccumulatedInInvestments" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" 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="IncomeProducingCommercialRealEstateMember" id="ucbi_IncomeProducingCommercialRealEstateMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="CommercialAndIndustrialMember" id="ucbi_CommercialAndIndustrialMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="CommercialConstructionMember" id="ucbi_CommercialConstructionMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ResidentialConstructionMember" id="ucbi_ResidentialConstructionMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ConsumerInstallmentMember" id="ucbi_ConsumerInstallmentMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" 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="FinancingReceivableAllowanceForCreditLossesAllocationOfUnallocated" id="ucbi_FinancingReceivableAllowanceForCreditLossesAllocationOfUnallocated" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairmentWithRelatedAllowanceForLoanLossesAllocated" id="ucbi_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairmentWithRelatedAllowanceForLoanLossesAllocated" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" 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="PerformingSubstandardMember" id="ucbi_PerformingSubstandardMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="NonaccrualSubstandardMember" id="ucbi_NonaccrualSubstandardMember" 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="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="CommitmentToLendAdditionalAmountsToCustomers" id="ucbi_CommitmentToLendAdditionalAmountsToCustomers" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="PercentageOfAppraisedValueOfUnderlyingCollateralInNonaccrualStatus" id="ucbi_PercentageOfAppraisedValueOfUnderlyingCollateralInNonaccrualStatus" type="num:percentItemType" abstract="false" xbrli:periodType="instant" 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="AmortizationOfLossesOnDesignatedPositionsDepositsInBanksAndSshortTermInvestmentsInterestRevenue" id="ucbi_AmortizationOfLossesOnDesignatedPositionsDepositsInBanksAndSshortTermInvestmentsInterestRevenue" 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="SeriesDMember" id="ucbi_SeriesDMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" 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="FletcherInternationalMember" id="ucbi_FletcherInternationalMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuable" id="ucbi_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuable" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="MoneyMarketDepositsMember" id="ucbi_MoneyMarketDepositsMember" 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="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="AmountOfGainLossRecognizedInIncomeOnHedgedItem" id="ucbi_AmountOfGainLossRecognizedInIncomeOnHedgedItem" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="CollateralPledgedTowardDerivatives" id="ucbi_CollateralPledgedTowardDerivatives" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="RemainingNumberOfDerivativeHeld" id="ucbi_RemainingNumberOfDerivativeHeld" type="xbrli:integerItemType" abstract="false" xbrli:periodType="instant" 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="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisesInPeriod" id="ucbi_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisesInPeriod" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsVestedAndExpectedToVestOutstandingNumber" id="ucbi_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsVestedAndExpectedToVestOutstandingNumber" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisesInPeriodWeightedAverageGrantDateFairValue" id="ucbi_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisesInPeriodWeightedAverageGrantDateFairValue" type="num:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedWeightedAverageGrantDateFairValue" id="ucbi_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedWeightedAverageGrantDateFairValue" type="num:perShareItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardExercisablePeriod" id="ucbi_ShareBasedCompensationArrangementByShareBasedPaymentAwardExercisablePeriod" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="EstimatedForfeitureRateOfAward" id="ucbi_EstimatedForfeitureRateOfAward" type="num:percentItemType" abstract="false" 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="CommonAndPreferredStockIssuedAndCommonStockIssuableTable" id="ucbi_CommonAndPreferredStockIssuedAndCommonStockIssuableTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
<element name="AgreementAxis" id="ucbi_AgreementAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:dimensionItem"/>
<element name="AgreementDomain" id="ucbi_AgreementDomain" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="SettlementAgreementMember" id="ucbi_SettlementAgreementMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FletcherInternationalLtdMember" id="ucbi_FletcherInternationalLtdMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="CommonAndPreferredStockIssuedAndCommonStockIssuableLineItems" id="ucbi_CommonAndPreferredStockIssuedAndCommonStockIssuableLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="IncreasedPercentageOfDiscountOnPurchasesMadeThroughEspp" id="ucbi_IncreasedPercentageOfDiscountOnPurchasesMadeThroughEspp" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="StockIssuedDuringPeriodSharesEmployeeStockPensionPlan" id="ucbi_StockIssuedDuringPeriodSharesEmployeeStockPensionPlan" type="xbrli:sharesItemType" abstract="false" 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="DeferredTaxAssetRealizedOnFutureTaxableIncomeNet" id="ucbi_DeferredTaxAssetRealizedOnFutureTaxableIncomeNet" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" 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="ForeclosedPropertiesFairValueDisclosure" id="ucbi_ForeclosedPropertiesFairValueDisclosure" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" 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="PercentageOfWrittenDownInAppraisalValueOfForeclosedProperties" id="ucbi_PercentageOfWrittenDownInAppraisalValueOfForeclosedProperties" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="PercentageOfWrittenDownInAskingPriceOfForeclosedProperties" id="ucbi_PercentageOfWrittenDownInAskingPriceOfForeclosedProperties" 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="PalmettoBancsharesIncMember" id="ucbi_PalmettoBancsharesIncMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="NumberOfBranchesOperatedInState" id="ucbi_NumberOfBranchesOperatedInState" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="NumberOfCorridor" id="ucbi_NumberOfCorridor" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="BusinessAcquisitionEquivalentShares" id="ucbi_BusinessAcquisitionEquivalentShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="PercentageOfConsiderationExchangeForCash" id="ucbi_PercentageOfConsiderationExchangeForCash" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="PercentageOfConsiderationCommonStock" id="ucbi_PercentageOfConsiderationCommonStock" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="NumberOfAverageClosingDays" id="ucbi_NumberOfAverageClosingDays" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DeDesignatedCashFlowHedgeMember" id="ucbi_DeDesignatedCashFlowHedgeMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" abstract="true" nillable="true"/>
<element name="UnsettledSbaLoanSales" id="ucbi_UnsettledSbaLoanSales" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" abstract="false" nillable="true" xbrli:balance="credit"/>
</schema>
