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<element name="FederalFundsSoldCommercialPaperAndShortTermInvestments" id="ucbi_FederalFundsSoldCommercialPaperAndShortTermInvestments" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="AssetsCoveredByLossSharingAgreementsWithFdic" id="ucbi_AssetsCoveredByLossSharingAgreementsWithFdic" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="GoodwillAndOtherIntangibleAssets" id="ucbi_GoodwillAndOtherIntangibleAssets" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="UnsettledSecuritiesSales" id="ucbi_UnsettledSecuritiesSales" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="Brokered" id="ucbi_Brokered" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FederalFundsPurchasedRepurchaseAgreementsAndOtherShortTermBorrowingsTime" id="ucbi_FederalFundsPurchasedRepurchaseAgreementsAndOtherShortTermBorrowingsTime" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="CommonStocksIssuable" id="ucbi_CommonStocksIssuable" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="CommonStockIssuableShares" id="ucbi_CommonStockIssuableShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
<element name="CommonStockIssuableMember" id="ucbi_CommonStockIssuableMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="CommonStockIssuedToDividendReinvestmentPlanAndEmployeeBenefitPlansValue" id="ucbi_CommonStockIssuedToDividendReinvestmentPlanAndEmployeeBenefitPlansValue" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="AmortizationOfStockOptionAndRestrictedStock" id="ucbi_AmortizationOfStockOptionAndRestrictedStock" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DeferredCompensationPlanNetIncludingDividendEquivalents" id="ucbi_DeferredCompensationPlanNetIncludingDividendEquivalents" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="SharesIssuedFromDeferredCompensationPlanShares" id="ucbi_SharesIssuedFromDeferredCompensationPlanShares" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DividendsOnSeriesPreferredStock" id="ucbi_DividendsOnSeriesPreferredStock" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" 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="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="ProceedsFromNoteSales" id="ucbi_ProceedsFromNoteSales" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" 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="ForeclosedPropertyAbstract" id="ucbi_ForeclosedPropertyAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ForeclosedPropertyTextBlock" id="ucbi_ForeclosedPropertyTextBlock" 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="ClarifyingScopeOfDisclosuresAboutOffsettingAssetsAndLiabilitiesPolicyTextBlock" id="ucbi_ClarifyingScopeOfDisclosuresAboutOffsettingAssetsAndLiabilitiesPolicyTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ReportingOfAmountsReclassifiedOutOfAccumulatedOtherComprehensiveIncomePolicyTextBlock" id="ucbi_ReportingOfAmountsReclassifiedOutOfAccumulatedOtherComprehensiveIncomePolicyTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="InclusionOfTheFedFundsEffectiveSwapRateOrOvernightIndexSwapRateAsABenchmarkInterestRateForHedgeAccountingPurposesPolicyTextBlock" id="ucbi_InclusionOfTheFedFundsEffectiveSwapRateOrOvernightIndexSwapRateAsABenchmarkInterestRateForHedgeAccountingPurposesPolicyTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="PresentationOfUnrecognizedTaxBenefitWhenNetOperatingLossCarryforwardSimilarTaxLossOrTaxCreditCarryforwardExistsPolicyTextBlock" id="ucbi_PresentationOfUnrecognizedTaxBenefitWhenNetOperatingLossCarryforwardSimilarTaxLossOrTaxCreditCarryforwardExistsPolicyTextBlock" 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="LoansAndLeasesReceivableNetReportedAmountTableTextBlock" id="ucbi_LoansAndLeasesReceivableNetReportedAmountTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ScheduleOfChangesInTheAllowanceForLoanLossesTableTextBlock" id="ucbi_ScheduleOfChangesInTheAllowanceForLoanLossesTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ScheduleOfInvestmentInAssetsTableTextBlock" id="ucbi_ScheduleOfInvestmentInAssetsTableTextBlock" 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="RecordedInvestmentsInIndividuallyEvaluatedImpairedLoansTableTextBlock" id="ucbi_RecordedInvestmentsInIndividuallyEvaluatedImpairedLoansTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ClassificationsOfForeclosedPropertiesTableTextBlock" id="ucbi_ClassificationsOfForeclosedPropertiesTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ValuationAllowanceForForeclosedPropertyTableTextBlock" id="ucbi_ValuationAllowanceForForeclosedPropertyTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ExpensesRelatedToForeclosedAssetsTableTextBlock" id="ucbi_ExpensesRelatedToForeclosedAssetsTableTextBlock" type="nonnum:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ScheduleOfReclassificationsOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock" id="ucbi_ScheduleOfReclassificationsOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock" 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="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="debit" 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="debit" 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="SecuritiesBorrowedNetAssetBalance" id="ucbi_SecuritiesBorrowedNetAssetBalance" 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="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="debit" 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="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OffsettingAssetsGrossAmountsNotOffsetInTheBalanceSheetOfCollateralReceived" id="ucbi_OffsettingAssetsGrossAmountsNotOffsetInTheBalanceSheetOfCollateralReceived" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" 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="credit" 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="RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetLiabilitiesOfCollateralReceived" id="ucbi_RepurchaseAndReverseRepurchaseAgreementsGrossAmountsNotOffSetInBalanceSheetLiabilitiesOfCollateralReceived" 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="SecuritiesLoanedNetLiabilitiesBalance" id="ucbi_SecuritiesLoanedNetLiabilitiesBalance" 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="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="credit" 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="OffsettingLiabilitiesGrossAmountsNotOffsetInTheBalanceSheetOfCollateralReceived" id="ucbi_OffsettingLiabilitiesGrossAmountsNotOffsetInTheBalanceSheetOfCollateralReceived" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" 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="SecuritiesOtherThanMortgageBackedSecuritiesMember" id="ucbi_SecuritiesOtherThanMortgageBackedSecuritiesMember" 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="RecoveriesAbstract" id="ucbi_RecoveriesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ImpairedLoansConsideredMember" id="ucbi_ImpairedLoansConsideredMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ImpairedLoansNotConsideredMember" id="ucbi_ImpairedLoansNotConsideredMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ForeclosedPropertiesMember" id="ucbi_ForeclosedPropertiesMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="NetSalesProceedsOfImpairedFinancingReceivable" id="ucbi_NetSalesProceedsOfImpairedFinancingReceivable" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="EndingAllowanceAttributableToLoansAbstract" id="ucbi_EndingAllowanceAttributableToLoansAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairmentWithRelatedAllowanceAllowanceForLoanLossesAllocated" id="ucbi_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairmentWithRelatedAllowanceAllowanceForLoanLossesAllocated" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FinancingReceivableRecordedInvestmentNonaccrualStatusPercentageOfUnpaidPrincipalBalance" id="ucbi_FinancingReceivableRecordedInvestmentNonaccrualStatusPercentageOfUnpaidPrincipalBalance" type="num:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FinancingReceivableRecordedInvestmentLoansNotPastDue" id="ucbi_FinancingReceivableRecordedInvestmentLoansNotPastDue" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ContractsAndRecordedInvestmentForThoseTroubleDebtRestructuringsThatHaveSubsequentlyDefaultedAbstract" id="ucbi_ContractsAndRecordedInvestmentForThoseTroubleDebtRestructuringsThatHaveSubsequentlyDefaultedAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" 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="NotRatedMember" id="ucbi_NotRatedMember" 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="LoansAndAllowanceForLoanLossesTextualAbstract" id="ucbi_LoansAndAllowanceForLoanLossesTextualAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="LoansAndAllowanceForLoanLossesAdditionalTextualAbstract" id="ucbi_LoansAndAllowanceForLoanLossesAdditionalTextualAbstract" 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="LoansConsideredImpairedAssignedSpecificForReserves" id="ucbi_LoansConsideredImpairedAssignedSpecificForReserves" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ClassificationsOfForeclosedPropertiesAbstract" id="ucbi_ClassificationsOfForeclosedPropertiesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ForeclosedAssetsGross" id="ucbi_ForeclosedAssetsGross" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="BalanceAsPercentageOfOriginalLoanUnpaidPrincipal" id="ucbi_BalanceAsPercentageOfOriginalLoanUnpaidPrincipal" type="num:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ForeclosedPropertyMember" id="ucbi_ForeclosedPropertyMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ExpensesRelatedToForeclosedAssetsAbstract" id="ucbi_ExpensesRelatedToForeclosedAssetsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="GainLossOnSalesOfForeclosedPropertyAssets" id="ucbi_GainLossOnSalesOfForeclosedPropertyAssets" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OperatingExpensesOnForeclosedProperties" id="ucbi_OperatingExpensesOnForeclosedProperties" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OtherComprehensiveIncomeNoteAbstract" id="ucbi_OtherComprehensiveIncomeNoteAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OtherComprehensiveIncomeNoteTable" id="ucbi_OtherComprehensiveIncomeNoteTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem"/>
<element name="OtherComprehensiveIncomeNoteLineItems" id="ucbi_OtherComprehensiveIncomeNoteLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OtherComprehensiveIncomeDefinedBenefitPlanNetGainLossDuringPeriodBeforeTax" id="ucbi_OtherComprehensiveIncomeDefinedBenefitPlanNetGainLossDuringPeriodBeforeTax" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditAndActuarialLossesArisingDuringPeriodBeforeTax" id="ucbi_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditAndActuarialLossesArisingDuringPeriodBeforeTax" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditAndActuarialLossesArisingDuringPeriodTax" id="ucbi_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditAndActuarialLossesArisingDuringPeriodTax" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditAndActuarialLossesArisingDuringPeriodNetOfTax" id="ucbi_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditAndActuarialLossesArisingDuringPeriodNetOfTax" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OtherComprehensiveIncomeLossReclassificationAdjustmentFromAociNetOfTax" id="ucbi_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAociNetOfTax" 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="TrustPreferredSecuritiesMember" id="ucbi_TrustPreferredSecuritiesMember" type="nonnum:domainItemType" 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="ElmRidgePartiesMember" id="ucbi_ElmRidgePartiesMember" 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="FuturePercentageOfDividendRateOnPreferredStock" id="ucbi_FuturePercentageOfDividendRateOnPreferredStock" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="VariablePercentageOfDividendRateOnPreferredStock" id="ucbi_VariablePercentageOfDividendRateOnPreferredStock" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OtherFeeRevenueMember" id="ucbi_OtherFeeRevenueMember" 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="InterestRevenueMember" id="ucbi_InterestRevenueMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="InterestRateProductsMember" id="ucbi_InterestRateProductsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DerivativeInstrumentsGainLossRecognizedInAndReclassifiedFromOtherComprehensiveIncomeEffectivePortionNetAbstract" id="ucbi_DerivativeInstrumentsGainLossRecognizedInAndReclassifiedFromOtherComprehensiveIncomeEffectivePortionNetAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="AmountOfGainLossRecognizedInIncomeOnCustomerDerivatives" id="ucbi_AmountOfGainLossRecognizedInIncomeOnCustomerDerivatives" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DerivativesAndHedgingActivitiesTextualAbstract" id="ucbi_DerivativesAndHedgingActivitiesTextualAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DeferredGainsOnTerminatedCashFlowHedging" id="ucbi_DeferredGainsOnTerminatedCashFlowHedging" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DeferredGainsOnTerminatedCashFlowHedgingPositionsToBeReclassifiedToInterestRevenue" id="ucbi_DeferredGainsOnTerminatedCashFlowHedgingPositionsToBeReclassifiedToInterestRevenue" 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="DerivativesAndHedgingActivitiesAdditionalTextualAbstract" id="ucbi_DerivativesAndHedgingActivitiesAdditionalTextualAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="NotionalAmountOfInterestRateFairValueHedgeDerivativesForOutstandingSwaps" id="ucbi_NotionalAmountOfInterestRateFairValueHedgeDerivativesForOutstandingSwaps" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" 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="duration" 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="ReductionOfComensationExpensesDueToReversalOfRecognizedExpenseOnGrants" id="ucbi_ReductionOfComensationExpensesDueToReversalOfRecognizedExpenseOnGrants" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" 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="PeriodSpecifiedForCumulativeLossPosition" id="ucbi_PeriodSpecifiedForCumulativeLossPosition" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" 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="ReversalOfValuationAllowance" id="ucbi_ReversalOfValuationAllowance" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" 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="DeferredCompensationPlanLiabilityMember" id="ucbi_DeferredCompensationPlanLiabilityMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasicAbstract" id="ucbi_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasicAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FairValueAssetsAndLiabilitiesMeasuredOnNonRecurringBasicAbstract" id="ucbi_FairValueAssetsAndLiabilitiesMeasuredOnNonRecurringBasicAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" 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="CarryingAmountAndFairValueBalanceSheetGroupingFinancialStatementCaptionsAbstract" id="ucbi_CarryingAmountAndFairValueBalanceSheetGroupingFinancialStatementCaptionsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FirstInvestmentMember" id="ucbi_FirstInvestmentMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="SecondInvestmentMember" id="ucbi_SecondInvestmentMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FairValueTextualAbstract" id="ucbi_FairValueTextualAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="NumberOfSecurities" id="ucbi_NumberOfSecurities" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="InvestmentWrittenDownValue" id="ucbi_InvestmentWrittenDownValue" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="InvestmentImpairmentCharges" id="ucbi_InvestmentImpairmentCharges" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FairValueAdditionalTextualAbstract" id="ucbi_FairValueAdditionalTextualAbstract" type="xbrli:stringItemType" abstract="true" 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="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="FinancingReceivableModificationNumberOfContracts" id="ucbi_FinancingReceivableModificationNumberOfContracts" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" abstract="false" nillable="true"/>
<element name="FinancingReceivableModificationPreModificationRecordedInvestment" id="ucbi_FinancingReceivableModificationPreModificationRecordedInvestment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" abstract="false" nillable="true" xbrli:balance="debit"/>
<element name="FinancingReceivableModificationPost-ModificationRecordedInvestment" id="ucbi_FinancingReceivableModificationPost-ModificationRecordedInvestment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" abstract="false" nillable="true" xbrli:balance="debit"/>
</schema>
