<SUBMISSION>
<ACCESSION-NUMBER>0001209191-07-063954
<TYPE>4/A
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20071112
<FILING-DATE>20071114
<DATE-OF-FILING-DATE-CHANGE>20071114
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>Triangle Capital CORP
<CIK>0001379785
<IRS-NUMBER>061798488
<STATE-OF-INCORPORATION>MD
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>3600 GLENWOOD AVENUE
<STREET2>SUITE 104
<CITY>RALEIGH
<STATE>NC
<ZIP>27612
<PHONE>9197194770
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>3600 GLENWOOD AVENUE
<STREET2>SUITE 104
<CITY>RALEIGH
<STATE>NC
<ZIP>27612
</MAIL-ADDRESS>
</ISSUER>
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>Tucker Garland S III
<CIK>0001389292
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4/A
<ACT>34
<FILE-NUMBER>001-33130
<FILM-NUMBER>071247171
</FILING-VALUES>
<BUSINESS-ADDRESS>
<PHONE>(919) 719-4770
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>3600 GLENWOOD AVENUE
<STREET2>SUITE 104
<CITY>RALEIGH
<STATE>NC
<ZIP>27612
</MAIL-ADDRESS>
</REPORTING-OWNER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>bch10639_bch3gst.xml
<DESCRIPTION>MAIN DOCUMENT DESCRIPTION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4/A</documentType>

    <periodOfReport>2007-11-12</periodOfReport>

    <dateOfOriginalSubmission>2007-11-14</dateOfOriginalSubmission>

    <issuer>
        <issuerCik>0001379785</issuerCik>
        <issuerName>Triangle Capital CORP</issuerName>
        <issuerTradingSymbol>TCAP</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001389292</rptOwnerCik>
            <rptOwnerName>Tucker Garland S III</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>3600 GLENWOOD AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 104</rptOwnerStreet2>
            <rptOwnerCity>RALEIGH</rptOwnerCity>
            <rptOwnerState>NC</rptOwnerState>
            <rptOwnerZipCode>27612</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chairman, President, CEO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2007-11-12</value>
                <footnoteId id="F1"/>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>3100</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>12.68</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>121600</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>7333</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By LLC</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2007-11-12</value>
                <footnoteId id="F3"/>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>260</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>12.87</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>260</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By wife</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The purpose of filing this Form 4/A is to correct two transaction dates recorded in this reporting person's previously filed Form 4.  The previously filed Form 4 showed a transaction date of February 21, 2007 for this particular transaction.  This date is being amended to reflect the correct transaction date, which is November 12, 2007.</footnote>
        <footnote id="F2">Shares beneficially owned represent reporting person's pro rata ownership interest in a limited liability company.</footnote>
        <footnote id="F3">The purpose of filing this Form 4/A is to correct two transaction dates recorded in this reporting person's previously filed Form 4.  The previously filed Form 4 showed a transaction date of February 21, 2007 for this particular transaction.  This date is being amended to reflect the correct transaction date, which is November 12, 2007.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Robert C. Humphreys, Attorney-in-Fact for Garland S. Tucker III</signatureName>
        <signatureDate>2007-11-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
