<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0708</schemaVersion>

    <submissionType>D</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
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        <entityName>Zhen Partners Fund VIII-A, L.P.</entityName>
        <issuerAddress>
            <street1>CO SERVICES CAYMAN LIMITED</street1>
            <street2>PAVILION E, CRICKET SQUARE, 10008</street2>
            <city>GRAND CAYMAN</city>
            <stateOrCountry>E9</stateOrCountry>
            <stateOrCountryDescription>CAYMAN ISLANDS</stateOrCountryDescription>
            <zipCode>KY1-1001</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>345 749 2000</issuerPhoneNumber>
        <jurisdictionOfInc>CAYMAN ISLANDS</jurisdictionOfInc>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <edgarPreviousNameList>
            <value>None</value>
        </edgarPreviousNameList>
        <entityType>Other</entityType>
        <entityTypeOtherDesc>Cayman Islands exempted limited partnership</entityTypeOtherDesc>
        <yearOfInc>
            <withinFiveYears>true</withinFiveYears>
            <value>2026</value>
        </yearOfInc>
    </primaryIssuer>

    <issuerList>
        <issuer>
            <cik>0002125520</cik>
            <entityName>Zhen Partners Fund VIII-B, L.P.</entityName>
            <issuerAddress>
                <street1>CO SERVICES CAYMAN LIMITED</street1>
                <street2>PAVILION E, CRICKET SQUARE, 10008</street2>
                <city>GRAND CAYMAN</city>
                <stateOrCountry>E9</stateOrCountry>
                <stateOrCountryDescription>CAYMAN ISLANDS</stateOrCountryDescription>
                <zipCode>KY1-1001</zipCode>
            </issuerAddress>
            <issuerPhoneNumber>345 749 2000</issuerPhoneNumber>
            <jurisdictionOfInc>CAYMAN ISLANDS</jurisdictionOfInc>
            <issuerPreviousNameList>
                <value>None</value>
            </issuerPreviousNameList>
            <edgarPreviousNameList>
                <value>None</value>
            </edgarPreviousNameList>
            <entityType>Other</entityType>
            <entityTypeOtherDesc>Cayman Islands exempted limited partnership</entityTypeOtherDesc>
            <yearOfInc>
                <withinFiveYears>true</withinFiveYears>
                <value>2026</value>
            </yearOfInc>
        </issuer>
    </issuerList>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>N/A</firstName>
                <middleName>N/A</middleName>
                <lastName>Zhen Partners Management (MTGP) VIII-A, L.P.</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>CO Services Cayman Limited</street1>
                <street2>Pavilion E, Cricket Square, 10008</street2>
                <city>Grand Cayman</city>
                <stateOrCountry>E9</stateOrCountry>
                <stateOrCountryDescription>CAYMAN ISLANDS</stateOrCountryDescription>
                <zipCode>KY1-1001</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>General Partner of Zhen Partners Fund VIII-A, L.P.</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>N/A</firstName>
                <middleName>N/A</middleName>
                <lastName>Zhen Partners Management (TTGP) VIII-A, Ltd.</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>CO Services Cayman Limited</street1>
                <street2>Pavilion E, Cricket Square, 10008</street2>
                <city>Grand Cayman</city>
                <stateOrCountry>E9</stateOrCountry>
                <stateOrCountryDescription>CAYMAN ISLANDS</stateOrCountryDescription>
                <zipCode>KY1-1001</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>General Partner of the General Partner of Zhen Partners Fund VIII-A, L.P.</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>N/A</firstName>
                <middleName>N/A</middleName>
                <lastName>Zhen Partners Management (MTGP) VIII-B, L.P.</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>CO Services Cayman Limited</street1>
                <street2>Pavilion E, Cricket Square, 10008</street2>
                <city>Grand Cayman</city>
                <stateOrCountry>E9</stateOrCountry>
                <stateOrCountryDescription>CAYMAN ISLANDS</stateOrCountryDescription>
                <zipCode>KY1-1001</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>General Partner of Zhen Partners Fund VIII-B, L.P.</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>N/A</firstName>
                <middleName>N/A</middleName>
                <lastName>Zhen Partners Management (TTGP) VIII-B, Ltd.</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>CO Services Cayman Limited</street1>
                <street2>Pavilion E, Cricket Square, 10008</street2>
                <city>Grand Cayman</city>
                <stateOrCountry>E9</stateOrCountry>
                <stateOrCountryDescription>CAYMAN ISLANDS</stateOrCountryDescription>
                <zipCode>KY1-1001</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>General Partner of the General Partner of Zhen Partners Fund VIII-B, L.P.</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Xuecheng</firstName>
                <lastName>Cao</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>CO Services Cayman Limited</street1>
                <street2>Pavilion E, Cricket Square, 10008</street2>
                <city>Grand Cayman</city>
                <stateOrCountry>E9</stateOrCountry>
                <stateOrCountryDescription>CAYMAN ISLANDS</stateOrCountryDescription>
                <zipCode>KY1-1001</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>General Partner of the General Partner of each Issuer</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Anna</firstName>
                <lastName>Fang</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>CO Services Cayman Limited</street1>
                <street2>Pavilion E, Cricket Square, 10008</street2>
                <city>Grand Cayman</city>
                <stateOrCountry>E9</stateOrCountry>
                <stateOrCountryDescription>CAYMAN ISLANDS</stateOrCountryDescription>
                <zipCode>KY1-1001</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Principal of the General Partner of the General Partner of each Issuer</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Yusen</firstName>
                <lastName>Dai</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>CO Services Cayman Limited</street1>
                <street2>Pavilion E, Cricket Square, 10008</street2>
                <city>Grand Cayman</city>
                <stateOrCountry>E9</stateOrCountry>
                <stateOrCountryDescription>CAYMAN ISLANDS</stateOrCountryDescription>
                <zipCode>KY1-1001</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Principal of the General Partner of the General Partner of each Issuer</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Yuan</firstName>
                <lastName>Liu</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>CO Services Cayman Limited</street1>
                <street2>Pavilion E, Cricket Square, 10008</street2>
                <city>Grand Cayman</city>
                <stateOrCountry>E9</stateOrCountry>
                <stateOrCountryDescription>CAYMAN ISLANDS</stateOrCountryDescription>
                <zipCode>KY1-1001</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Principal of the General Partner of the General Partner of each Issuer</relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Pooled Investment Fund</industryGroupType>
            <investmentFundInfo>
                <investmentFundType>Venture Capital Fund</investmentFundType>
                <is40Act>false</is40Act>
            </investmentFundInfo>
        </industryGroup>
        <issuerSize>
            <revenueRange>Decline to Disclose</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06b</item>
            <item>3C</item>
            <item>3C.1</item>
            <item>3C.7</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <yetToOccur>true</yetToOccur>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isPooledInvestmentFundType>true</isPooledInvestmentFundType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>299000000</totalOfferingAmount>
            <totalAmountSold>0</totalAmountSold>
            <totalRemaining>299000000</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>0</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse>The General Partner (or its designee) of each Issuer is entitled to a management fee payable by such Issuer.</clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>Zhen Partners Fund VIII-A, L.P.</issuerName>
                <signatureName>/s/ Xuecheng Cao</signatureName>
                <nameOfSigner>Xuecheng Cao</nameOfSigner>
                <signatureTitle>Director of GP of General Partner of each Issuer</signatureTitle>
                <signatureDate>2026-04-16</signatureDate>
            </signature>
            <signature>
                <issuerName>Zhen Partners Fund VIII-B, L.P.</issuerName>
                <signatureName>/s/ Xuecheng Cao</signatureName>
                <nameOfSigner>Xuecheng Cao</nameOfSigner>
                <signatureTitle>Director of GP of General Partner of each Issuer</signatureTitle>
                <signatureDate>2026-04-16</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
