<SEC-DOCUMENT>0001669572-24-000013.txt : 20240830
<SEC-HEADER>0001669572-24-000013.hdr.sgml : 20240830
<ACCEPTANCE-DATETIME>20240830165221
ACCESSION NUMBER:		0001669572-24-000013
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20240830
FILED AS OF DATE:		20240830
DATE AS OF CHANGE:		20240830

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Hole Brian Richard
		CENTRAL INDEX KEY:			0001669572
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15369
		FILM NUMBER:		241270815

	MAIL ADDRESS:	
		STREET 1:		4700 LYONS TECHNOLOGY
		STREET 2:		SUITE 2215
		CITY:			COCONUT CREEK
		STATE:			FL
		ZIP:			33073

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WILLIS LEASE FINANCE CORP
		CENTRAL INDEX KEY:			0001018164
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-MACHINERY, EQUIPMENT & SUPPLIES [5080]
		ORGANIZATION NAME:           	07 Trade & Services
		IRS NUMBER:				680070656
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		4700 LYONS TECHNOLOGY PARKWAY
		CITY:			COCONUT CREEK
		STATE:			FL
		ZIP:			33073
		BUSINESS PHONE:		5613499989

	MAIL ADDRESS:	
		STREET 1:		4700 LYONS TECHNOLOGY PARKWAY
		CITY:			COCONUT CREEK
		STATE:			FL
		ZIP:			33073
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wk-form4_1725051135.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2024-08-30</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001018164</issuerCik>
        <issuerName>WILLIS LEASE FINANCE CORP</issuerName>
        <issuerTradingSymbol>WLFC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001669572</rptOwnerCik>
            <rptOwnerName>Hole Brian Richard</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>4700 LYONS TECHNOLOGY PARKWAY</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>COCONUT CREEK</rptOwnerCity>
            <rptOwnerState>FL</rptOwnerState>
            <rptOwnerZipCode>33073</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>2024-08-30</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1187</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>106.17</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>96589</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Represents the weighted average sales price per share. The shares were sold at prices ranging from $105.05 to $107.79. The reporting person has provided to the issuer and will provide to any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/Brian R. Hole</signatureName>
        <signatureDate>2024-08-30</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
