<SEC-DOCUMENT>0000055135-25-000061.txt : 20250903
<SEC-HEADER>0000055135-25-000061.hdr.sgml : 20250903
<ACCEPTANCE-DATETIME>20250903154903
ACCESSION NUMBER:		0000055135-25-000061
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250902
FILED AS OF DATE:		20250903
DATE AS OF CHANGE:		20250903

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Layden Christopher D.
		CENTRAL INDEX KEY:			0002083780
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-01088
		FILM NUMBER:		251289396

	MAIL ADDRESS:	
		STREET 1:		999 W. BIG BEAVER ROAD
		CITY:			TROY
		STATE:			MI
		ZIP:			48084

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			KELLY SERVICES INC
		CENTRAL INDEX KEY:			0000055135
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-HELP SUPPLY SERVICES [7363]
		ORGANIZATION NAME:           	07 Trade & Services
		EIN:				381510762
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1228

	BUSINESS ADDRESS:	
		STREET 1:		999 W BIG BEAVER RD
		CITY:			TROY
		STATE:			MI
		ZIP:			48084
		BUSINESS PHONE:		2483624444

	MAIL ADDRESS:	
		STREET 1:		999 WEST BIG BEAVER RD
		CITY:			TROY
		STATE:			MI
		ZIP:			48084
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>form3.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2025-09-02</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000055135</issuerCik>
        <issuerName>KELLY SERVICES INC</issuerName>
        <issuerTradingSymbol>KELYA</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0002083780</rptOwnerCik>
            <rptOwnerName>Layden Christopher D.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>999 W. BIG BEAVER ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>TROY</rptOwnerCity>
            <rptOwnerState>MI</rptOwnerState>
            <rptOwnerZipCode>48084</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isOfficer>1</isOfficer>
            <officerTitle>President, and CEO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <footnotes></footnotes>

    <ownerSignature>
        <signatureName>/s/ Cynthia D. Mull, attorney-in-fact for Mr. Layden</signatureName>
        <signatureDate>2025-09-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
