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

    <schemaVersion>X0708</schemaVersion>

    <submissionType>D/A</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001699437</cik>
        <entityName>Electrum Strategic Opportunities Fund II L.P.</entityName>
        <issuerAddress>
            <street1>C/O THE ELECTRUM GROUP LLC</street1>
            <street2>535 MADISON AVENUE, 12TH FL.</street2>
            <city>NEW YORK</city>
            <stateOrCountry>NY</stateOrCountry>
            <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
            <zipCode>10022</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>(646) 365-1600</issuerPhoneNumber>
        <jurisdictionOfInc>CAYMAN ISLANDS</jurisdictionOfInc>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <edgarPreviousNameList>
            <value>None</value>
        </edgarPreviousNameList>
        <entityType>Limited Partnership</entityType>
        <yearOfInc>
            <withinFiveYears>true</withinFiveYears>
            <value>2017</value>
        </yearOfInc>
    </primaryIssuer>

    <issuerList>
        <issuer>
            <cik>0001699412</cik>
            <entityName>ESOF II Domestic Feeder L.P.</entityName>
            <issuerAddress>
                <street1>C/O THE ELECTRUM GROUP LLC</street1>
                <street2>535 MADISON AVENUE, 12TH FL.</street2>
                <city>NEW YORK</city>
                <stateOrCountry>NY</stateOrCountry>
                <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
                <zipCode>10022</zipCode>
            </issuerAddress>
            <issuerPhoneNumber>(646) 365-1600</issuerPhoneNumber>
            <jurisdictionOfInc>DELAWARE</jurisdictionOfInc>
            <issuerPreviousNameList>
                <value>None</value>
            </issuerPreviousNameList>
            <edgarPreviousNameList>
                <value>None</value>
            </edgarPreviousNameList>
            <entityType>Limited Partnership</entityType>
            <yearOfInc>
                <withinFiveYears>true</withinFiveYears>
                <value>2017</value>
            </yearOfInc>
        </issuer>
    </issuerList>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Thomas</firstName>
                <middleName>S.</middleName>
                <lastName>Kaplan</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>C/O THE ELECTRUM GROUP LLC</street1>
                <street2>535 MADISON AVENUE, 12TH FL.</street2>
                <city>NEW YORK</city>
                <stateOrCountry>NY</stateOrCountry>
                <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
                <zipCode>10022</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Officer of ESOF II GP Ltd., the general partner of the General Partner of the Issuer:</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Walkers Nominees</firstName>
                <lastName>Limited</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>C/O THE ELECTRUM GROUP LLC</street1>
                <street2>535 MADISON AVENUE, 12TH FL.</street2>
                <city>NEW YORK</city>
                <stateOrCountry>NY</stateOrCountry>
                <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
                <zipCode>10022</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Officer of ESOF II GP Ltd., the general partner of the General Partner of the Issuer:</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Michael</firstName>
                <middleName>H.</middleName>
                <lastName>Williams</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>C/O THE ELECTRUM GROUP LLC</street1>
                <street2>535 MADISON AVENUE, 12TH FL.</street2>
                <city>NEW YORK</city>
                <stateOrCountry>NY</stateOrCountry>
                <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
                <zipCode>10022</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Officer of ESOF II GP Ltd., the general partner of the General Partner of the Issuer:</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Andrew</firstName>
                <middleName>M.</middleName>
                <lastName>Shapiro</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>C/O THE ELECTRUM GROUP LLC</street1>
                <street2>535 MADISON AVENUE, 12TH FL.</street2>
                <city>NEW YORK</city>
                <stateOrCountry>NY</stateOrCountry>
                <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
                <zipCode>10022</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Officer of ESOF II GP Ltd., the general partner of 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>Decline to Disclose</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06b</item>
            <item>3C</item>
            <item>3C.7</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>true</isAmendment>
                <previousAccessionNumber>0001699437-17-000002</previousAccessionNumber>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2017-11-01</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>true</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
            <isPooledInvestmentFundType>true</isPooledInvestmentFundType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList>
            <recipient>
                <recipientName>Mercury Capital Advisors, L.L.C.</recipientName>
                <recipientCRDNumber>152338</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>225 Liberty Street</street1>
                    <city>New York</city>
                    <stateOrCountry>NY</stateOrCountry>
                    <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
                    <zipCode>10281</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <value>All States</value>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>First Avenue Partners</recipientName>
                <recipientCRDNumber>145860</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>1114 Avenue of the Americas, 34th Floor</street1>
                    <city>New York</city>
                    <stateOrCountry>NY</stateOrCountry>
                    <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
                    <zipCode>10036</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <value>All States</value>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
        </salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>Indefinite</totalOfferingAmount>
            <totalAmountSold>107000000</totalAmountSold>
            <totalRemaining>Indefinite</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>13</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>2000000</dollarAmount>
                <isEstimate>true</isEstimate>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse></clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>Electrum Strategic Opportunities Fund II L.P.</issuerName>
                <signatureName>Michael H. Williams</signatureName>
                <nameOfSigner>Michael H. Williams</nameOfSigner>
                <signatureTitle>Managing Director of the general partner of the GP of issuer</signatureTitle>
                <signatureDate>2018-03-14</signatureDate>
            </signature>
            <signature>
                <issuerName>ESOF II Domestic Feeder L.P.</issuerName>
                <signatureName>Michael H. Williams</signatureName>
                <nameOfSigner>Michael H. Williams</nameOfSigner>
                <signatureTitle>Managing Director of the general partner of the GP of issuer</signatureTitle>
                <signatureDate>2018-03-14</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>