<ownershipDocument>
    <schemaVersion>X0101</schemaVersion>

    <documentType>3</documentType>
<periodOfReport>2003-06-30</periodOfReport>
    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000099771</issuerCik>
        <issuerName>TRINITY CAPITAL CORP</issuerName>
        <issuerTradingSymbol>xxx</issuerTradingSymbol>
</issuer>
<reportingOwner><reportingOwnerId>
            <rptOwnerCik>0001221520</rptOwnerCik>
            <rptOwnerName>ENLOE WILLIAM C</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>1</isDirector>
<isOfficer>1</isOfficer>
<isTenPercentOwner>0</isTenPercentOwner>
<isOther>0</isOther>
<officerTitle>CEO and President</officerTitle>
<otherText></otherText>
</reportingOwnerRelationship>
</reportingOwner>
<nonDerivativeSecurity><securityTitle><value>COMMON STOCK</value>
</securityTitle>
<transactionAmounts><transactionShares><value>1580</value>
</transactionShares>
</transactionAmounts>
<ownershipNature><directOrIndirectOwnership><value>D</value>
</directOrIndirectOwnership>
</ownershipNature>
</nonDerivativeSecurity>
<nonDerivativeSecurity><securityTitle><value>COMMON STOCK</value>
</securityTitle>
<transactionAmounts><transactionShares><value>42524</value>
</transactionShares>
</transactionAmounts>
<ownershipNature><directOrIndirectOwnership><value>I</value>
</directOrIndirectOwnership>
<natureOfOwnership><value>HELD BY ESOP</value>
</natureOfOwnership>
</ownershipNature>
</nonDerivativeSecurity>
<derivativeSecurity><securityTitle><value>OPTIONS ON COMMON STOCK</value>
</securityTitle>
<conversionOrExercisePrice><value>9.00</value>
</conversionOrExercisePrice>
<exerciseDate><value>1998-07-01</value>
</exerciseDate>
<expirationDate><value>2008-07-01</value>
</expirationDate>
<underlyingSecurity><underlyingSecurityTitle><value>COMMON STOCK</value>
</underlyingSecurityTitle>
<underlyingSecurityShares><value>28000</value>
</underlyingSecurityShares>
</underlyingSecurity>
<ownershipNature><directOrIndirectOwnership><value>D</value>
</directOrIndirectOwnership>
</ownershipNature>
</derivativeSecurity>
<derivativeSecurity><securityTitle><value>OPTIONS ON COMMON STOCK</value>
</securityTitle>
<conversionOrExercisePrice><value>10.25</value>
</conversionOrExercisePrice>
<exerciseDate><value>1998-12-10</value>
</exerciseDate>
<expirationDate><value>2008-12-10</value>
</expirationDate>
<underlyingSecurity><underlyingSecurityTitle><value>COMMON STOCK</value>
</underlyingSecurityTitle>
<underlyingSecurityShares><value>28000</value>
</underlyingSecurityShares>
</underlyingSecurity>
<ownershipNature><directOrIndirectOwnership><value>D</value>
</directOrIndirectOwnership>
</ownershipNature>
</derivativeSecurity>
<derivativeSecurity><securityTitle><value>OPTIONS ON COMMON STOCK</value>
</securityTitle>
<conversionOrExercisePrice><value>16.00</value>
</conversionOrExercisePrice>
<exerciseDate><value>1999-12-16</value>
</exerciseDate>
<expirationDate><value>2009-12-16</value>
</expirationDate>
<underlyingSecurity><underlyingSecurityTitle><value>COMMON STOCK</value>
</underlyingSecurityTitle>
<underlyingSecurityShares><value>28000</value>
</underlyingSecurityShares>
</underlyingSecurity>
<ownershipNature><directOrIndirectOwnership><value>D</value>
</directOrIndirectOwnership>
</ownershipNature>
</derivativeSecurity>
<derivativeSecurity><securityTitle><value>OPTIONS ON COMMON STOCK</value>
</securityTitle>
<conversionOrExercisePrice><value>20.00</value>
</conversionOrExercisePrice>
<exerciseDate><value>2000-12-14</value>
</exerciseDate>
<expirationDate><value>2010-12-14</value>
</expirationDate>
<underlyingSecurity><underlyingSecurityTitle><value>COMMON STOCK</value>
</underlyingSecurityTitle>
<underlyingSecurityShares><value>18667</value>
</underlyingSecurityShares>
</underlyingSecurity>
<ownershipNature><directOrIndirectOwnership><value>D</value>
</directOrIndirectOwnership>
</ownershipNature>
</derivativeSecurity>
<derivativeSecurity><securityTitle><value>OPTIONS ON COMMON STOCK</value>
</securityTitle>
<conversionOrExercisePrice><value>20.00</value>
</conversionOrExercisePrice>
<exerciseDate><value>2001-12-20</value>
</exerciseDate>
<expirationDate><value>2011-12-20</value>
</expirationDate>
<underlyingSecurity><underlyingSecurityTitle><value>COMMON STOCK</value>
</underlyingSecurityTitle>
<underlyingSecurityShares><value>9333</value>
</underlyingSecurityShares>
</underlyingSecurity>
<ownershipNature><directOrIndirectOwnership><value>D</value>
</directOrIndirectOwnership>
</ownershipNature>
</derivativeSecurity>
<footnotes></footnotes>
<ownerSignature><signatureName>William C. Enloe</signatureName>
<signatureDate>2003-07-07</signatureDate>
</ownerSignature>
</ownershipDocument>

