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        <entityName>Two Sigma Impact Fund-A, LP</entityName>
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            <street1>101 Avenue of the Americas, 17th Floor</street1>
            <city>New York</city>
            <stateOrCountry>NY</stateOrCountry>
            <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
            <zipCode>10013</zipCode>
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        <issuerPhoneNumber>212-625-5700</issuerPhoneNumber>
        <jurisdictionOfInc>DELAWARE</jurisdictionOfInc>
        <issuerPreviousNameList>
            <value>None</value>
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        <edgarPreviousNameList>
            <value>None</value>
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        <entityType>Limited Partnership</entityType>
        <yearOfInc>
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            <value>2021</value>
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                <firstName>Jon</firstName>
                <lastName>Dietrich</lastName>
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                <street2>101 Avenue of the Americas, 17th Floor</street2>
                <city>New York</city>
                <stateOrCountry>NY</stateOrCountry>
                <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
                <zipCode>10013</zipCode>
            </relatedPersonAddress>
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            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
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            <relatedPersonName>
                <firstName>Warren</firstName>
                <lastName>Valdmanis</lastName>
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            <relatedPersonAddress>
                <street1>c/o TSPI, LP</street1>
                <street2>101 Avenue of the Americas, 17th Floor</street2>
                <city>New York</city>
                <stateOrCountry>NY</stateOrCountry>
                <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
                <zipCode>10013</zipCode>
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            <relatedPersonRelationshipList>
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                <firstName>Ian</firstName>
                <lastName>Blasco</lastName>
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            <relatedPersonAddress>
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                <street2>101 Avenue of the Americas, 17th Floor</street2>
                <city>New York</city>
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            <relatedPersonAddress>
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                <lastName>Diez</lastName>
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            <relatedPersonAddress>
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                <street2>101 Avenue of the Americas, 17th Floor</street2>
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                <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
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        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Matthew</firstName>
                <middleName>B.</middleName>
                <lastName>Siano</lastName>
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            <relatedPersonAddress>
                <street1>c/o TSPI, LP</street1>
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            <relatedPersonRelationshipList>
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            <relationshipClarification></relationshipClarification>
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        <relatedPersonInfo>
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                <firstName>Jeremy</firstName>
                <lastName>Rossman</lastName>
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            <relatedPersonAddress>
                <street1>c/o TSPI, LP</street1>
                <street2>101 Avenue of the Americas, 17th Floor</street2>
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                <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
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            <relatedPersonRelationshipList>
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        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>N/A</firstName>
                <lastName>Two Sigma Impact Acquisition Company LLC</lastName>
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            <relatedPersonAddress>
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                <stateOrCountry>NY</stateOrCountry>
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                <relationship>Promoter</relationship>
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    <offeringData>
        <industryGroup>
            <industryGroupType>Pooled Investment Fund</industryGroupType>
            <investmentFundInfo>
                <investmentFundType>Private Equity Fund</investmentFundType>
                <is40Act>false</is40Act>
            </investmentFundInfo>
        </industryGroup>
        <issuerSize>
            <revenueRange>Decline to Disclose</revenueRange>
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        <federalExemptionsExclusions>
            <item>06b</item>
            <item>3C</item>
            <item>3C.7</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>true</isAmendment>
                <previousAccessionNumber>0001843672-21-000001</previousAccessionNumber>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2021-04-05</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
            <isPooledInvestmentFundType>true</isPooledInvestmentFundType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList>
            <recipient>
                <recipientName>Harken Capital Securities, LLC</recipientName>
                <recipientCRDNumber>163749</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>16 Ann Vinal Road</street1>
                    <city>Scituate</city>
                    <stateOrCountry>MA</stateOrCountry>
                    <stateOrCountryDescription>MASSACHUSETTS</stateOrCountryDescription>
                    <zipCode>02066</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <state>AZ</state>
                    <description>ARIZONA</description>
                    <state>CO</state>
                    <description>COLORADO</description>
                    <state>IL</state>
                    <description>ILLINOIS</description>
                    <state>KY</state>
                    <description>KENTUCKY</description>
                    <state>MD</state>
                    <description>MARYLAND</description>
                    <state>MA</state>
                    <description>MASSACHUSETTS</description>
                    <state>NY</state>
                    <description>NEW YORK</description>
                    <state>RI</state>
                    <description>RHODE ISLAND</description>
                    <state>TX</state>
                    <description>TEXAS</description>
                    <state>UT</state>
                    <description>UTAH</description>
                    <state>VA</state>
                    <description>VIRGINIA</description>
                    <state>WA</state>
                    <description>WASHINGTON</description>
                    <state>WI</state>
                    <description>WISCONSIN</description>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>Credicorp Capital Asset Management S.A. Administradora General de Fondos</recipientName>
                <recipientCRDNumber>None</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>Av. Apoquindo 3721 piso 9</street1>
                    <street2>comuna de Las Condes</street2>
                    <city>Santiago</city>
                    <stateOrCountry>F3</stateOrCountry>
                    <stateOrCountryDescription>CHILE</stateOrCountryDescription>
                    <zipCode>00000</zipCode>
                </recipientAddress>
                <statesOfSolicitationList></statesOfSolicitationList>
                <foreignSolicitation>true</foreignSolicitation>
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        </salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>Indefinite</totalOfferingAmount>
            <totalAmountSold>578869105</totalAmountSold>
            <totalRemaining>Indefinite</totalRemaining>
            <clarificationOfResponse>Includes amounts in respect of the Issuer's parallel investment vehicle and amounts contributed by the General Partner.</clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>13</totalNumberAlreadyInvested>
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        <salesCommissionsFindersFees>
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                <dollarAmount>0</dollarAmount>
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            <findersFees>
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            <clarificationOfResponse></clarificationOfResponse>
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                <dollarAmount>0</dollarAmount>
                <isEstimate>true</isEstimate>
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            <clarificationOfResponse>The general partner is entitled to a carried interest. The investment manager is entitled to a management fee. The carried interest and management fee are fully discussed in the Issuer's confidential offering materials.</clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>Two Sigma Impact Fund-A, LP</issuerName>
                <signatureName>Jon Dietrich</signatureName>
                <nameOfSigner>Jon Dietrich</nameOfSigner>
                <signatureTitle>Authorized Signatory of GP of Issuer</signatureTitle>
                <signatureDate>2022-08-23</signatureDate>
            </signature>
        </signatureBlock>
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</edgarSubmission>
