<SEC-DOCUMENT>0001628280-24-014344.txt : 20240402
<SEC-HEADER>0001628280-24-014344.hdr.sgml : 20240402
<ACCEPTANCE-DATETIME>20240402160353
ACCESSION NUMBER:		0001628280-24-014344
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20240330
FILED AS OF DATE:		20240402
DATE AS OF CHANGE:		20240402

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Payne Sarah
		CENTRAL INDEX KEY:			0001764815
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-25837
		FILM NUMBER:		24814099

	MAIL ADDRESS:	
		STREET 1:		233 S. WACKER DRIVE
		STREET 2:		SUITE 4900
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606

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_1712088209.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2024-03-30</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001764815</rptOwnerCik>
            <rptOwnerName>Payne Sarah</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>Chief Human Resources Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2024-03-30</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>7269</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>39098.261</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F3"/>
            </securityTitle>
            <transactionDate>
                <value>2024-03-30</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2279</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>32.63</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>36819.261</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Reflects the vesting of 7,269 non-derivative Performance Stock Units (&quot;PSUs&quot;) granted on March 30, 2021 (&quot;2021 PSUs&quot;) for the three-year performance period ended December 31, 2023 and which are exempt from liability under Section 16(b) of the Securities Exchange Act pursuant to Rule 16b-3(d). PSUs are target-based equity grants that generally vest three years from the grant date if certain performance goals are achieved. The actual amounts to vest at the end of the performance period can range from 0% to 200% of target based on performance.</footnote>
        <footnote id="F2">PSUs convert into common stock on a one-for-one basis at the time of vesting.</footnote>
        <footnote id="F3">Reflects an aggregate of 2,279 shares of common stock retained by Issuer to satisfy tax withholding obligations with respect to 2021 PSUs that vested on March 30, 2024.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Antony Gabriel, Attorney-In-Fact</signatureName>
        <signatureDate>2024-04-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
