<SEC-DOCUMENT>0001628280-24-010762.txt : 20240313
<SEC-HEADER>0001628280-24-010762.hdr.sgml : 20240313
<ACCEPTANCE-DATETIME>20240313060125
ACCESSION NUMBER:		0001628280-24-010762
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20240308
FILED AS OF DATE:		20240313
DATE AS OF CHANGE:		20240313

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Murray Thomas J III
		CENTRAL INDEX KEY:			0002013298
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-25837
		FILM NUMBER:		24744492

	MAIL ADDRESS:	
		STREET 1:		ONE FINANCIAL CENTER
		STREET 2:		SUITE 1510
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02111

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HEIDRICK & STRUGGLES INTERNATIONAL INC
		CENTRAL INDEX KEY:			0001066605
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-EMPLOYMENT AGENCIES [7361]
		ORGANIZATION NAME:           	07 Trade & Services
		IRS NUMBER:				362681268
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		233 S WACKER DRIVE
		STREET 2:		SUITE 4900
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606-6303
		BUSINESS PHONE:		3124961200

	MAIL ADDRESS:	
		STREET 1:		233 S WACKER DRIVE
		STREET 2:		SUITE 4900
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wk-form4_1710324070.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
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<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2024-03-08</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001066605</issuerCik>
        <issuerName>HEIDRICK &amp; STRUGGLES INTERNATIONAL INC</issuerName>
        <issuerTradingSymbol>HSII</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0002013298</rptOwnerCik>
            <rptOwnerName>Murray Thomas J III</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O HEIDRICK &amp; STRUGGLES INT'L, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>233 S. WACKER DR.  SUITE 4900</rptOwnerStreet2>
            <rptOwnerCity>CHICAGO</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60606</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2024-03-08</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>22638</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>45233.088</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2024-03-08</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionAmounts>
                <transactionShares>
                    <value>32383</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>77616.088</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2024-03-09</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>859</value>
                    <footnoteId id="F3"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>31.79</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>76757.088</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Represents Restricted Stock Units, each representing a contingent right to receive one share of the Issuer's Common Stock under the Fourth Amended and Restated 2012 Heidrick &amp; Struggles GlobalShare Program. The Restricted Stock Units are service-based and vest in three equal installments on the first, second and third anniversaries of the date of grant.</footnote>
        <footnote id="F2">Represents Performance Stock Units, each representing a contingent right to receive one share of the Issuer's Common Stock under the Fourth Amended and Restated 2012 Heidrick &amp; Struggles GlobalShare Program. The Performance Stock Units will be earned in equal 25% increments upon the attainment of certain prescribed stock price hurdles, and will vest in equal annual installments on each of the first four anniversaries of the grant date, subject to Mr. Murray's continuous employment with the Issuer or an affiliate through such vesting date and the achievement of the applicable stock price hurdle for that year.</footnote>
        <footnote id="F3">Reflects an aggregate of 859 shares of common stock retained by Heidrick &amp; Struggles International, Inc. to satisfy tax withholding obligations with respect to the vesting of Restricted Stock Units.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Antony Gabriel, Attorney-In-Fact</signatureName>
        <signatureDate>2024-03-13</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
