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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001457158-09-000002.txt : 20090325
<SEC-HEADER>0001457158-09-000002.hdr.sgml : 20090325
<ACCEPTANCE-DATETIME>20090324182716
ACCESSION NUMBER:		0001457158-09-000002
CONFORMED SUBMISSION TYPE:	D/A
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		Rule 506
ITEM INFORMATION:		Investment Company Act Section 3(c)
ITEM INFORMATION:		Section 3(c)(7)
FILED AS OF DATE:		20090325
DATE AS OF CHANGE:		20090324
EFFECTIVENESS DATE:		20090325

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RCP Secondary Opportunity Fund LP
		CENTRAL INDEX KEY:			0001457158
		IRS NUMBER:				264279021
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1209

	FILING VALUES:
		FORM TYPE:		D/A
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-128467
		FILM NUMBER:		09702315

	BUSINESS ADDRESS:	
		STREET 1:		RCP SECONDARY OPPORTUNITY C/O RCP
		STREET 2:		ADVISORS LLC 100 NORTH RIVERSIDE PLAZA
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		3122667300

	MAIL ADDRESS:	
		STREET 1:		RCP SECONDARY OPPORTUNITY C/O RCP
		STREET 2:		ADVISORS LLC 100 NORTH RIVERSIDE PLAZA
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
</SEC-HEADER>
<DOCUMENT>
<TYPE>D/A
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0301</schemaVersion>

    <submissionType>D/A</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001457158</cik>
        <entityName>RCP Secondary Opportunity Fund LP</entityName>
        <issuerAddress>
            <street1>C/O RCP Advisors LLC</street1>
            <street2>100 NORTH RIVERSIDE PLAZA, STE 2400</street2>
            <city>CHICAGO</city>
            <stateOrCountry>IL</stateOrCountry>
            <zipCode>60606-1519</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>312-266-7300</issuerPhoneNumber>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <jurisdictionOfInc>DE</jurisdictionOfInc>
        <entityType>Limited Partnership</entityType>
        <yearOfInc>
            <withinFiveYears>true</withinFiveYears>
            <value>2008</value>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Timothy</firstName>
                <middleName>J.</middleName>
                <lastName>Danis</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>100 N. Riverside Plaza</street1>
                <street2>Suite 2400</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606-1519</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Member of Board of Managers of RCP-SOF, LLC, the General Partner of the Issuer.</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Thomas Jr.</firstName>
                <middleName>P.</middleName>
                <lastName>Danis</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>100 N. Riverside Plaza</street1>
                <street2>Suite 2400</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606-1519</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Member of Board of Managers of RCP-SOF, LLC, the General Partner of the Issuer.</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Thomas Sr.</firstName>
                <middleName>P.</middleName>
                <lastName>Danis</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>100 N. Riverside Plaza</street1>
                <street2>Suite 2400</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606-1519</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Member of Board of Managers of RCP-SOF, LLC, the General Partner of the Issuer.</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Jeff</firstName>
                <middleName>P.</middleName>
                <lastName>Gehl</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>100 N. Riverside Plaza</street1>
                <street2>Suite 2400</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606-1519</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Member of Board of Managers of RCP-SOF, LLC, the General Partner of the Issuer.</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Charles</firstName>
                <middleName>K.</middleName>
                <lastName>Huebner</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>100 N. Riverside Plaza</street1>
                <street2>Suite 2400</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606-1519</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Member of Board of Managers of RCP-SOF, LLC, the General Partner of the Issuer.</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>William</firstName>
                <middleName>F.</middleName>
                <lastName>Souder</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>100 N. Riverside Plaza</street1>
                <street2>Suite 2400</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606-1519</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Member of Board of Managers of RCP-SOF, LLC, the General Partner of the Issuer.</relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Pooled Investment Fund</industryGroupType>
            <investmentFundInfo>
                <investmentFundType>Private Equity Fund</investmentFundType>
                <is40Act>false</is40Act>
            </investmentFundInfo>
        </industryGroup>
        <issuerSize>
            <revenueRange>Over $100,000,000</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
            <item>3C</item>
            <item>3C.7</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>true</isAmendment>
                <previousAccessionNumber>0001457158-09-000001</previousAccessionNumber>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2009-02-20</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>true</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isPooledInvestmentFundType>true</isPooledInvestmentFundType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>1000000</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>200000000</totalOfferingAmount>
            <totalAmountSold>50000000</totalAmountSold>
            <totalRemaining>150000000</totalRemaining>
            <clarificationOfResponse>The total offering amount listed above is a target amount.  The actual amount may be higher or lower.</clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>1</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>14000000</dollarAmount>
                <isEstimate>true</isEstimate>
            </grossProceedsUsed>
            <clarificationOfResponse>Estimated management fees payable over the life of the fund based on total commitments of $200,000,000.</clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>RCP Secondary Opportunity Fund LP</issuerName>
                <signatureName>Thomas P. Danis, Jr.</signatureName>
                <nameOfSigner>Thomas P. Danis, Jr.</nameOfSigner>
                <signatureTitle>Manager of RCP-SOF, LLC, the General Partner of the Issuer</signatureTitle>
                <signatureDate>2009-03-24</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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