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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 SEODSpMESkJkt81TkJJtKHlcC2/EA20gHiFxxNEuKPE3+LaXmGTWjkdMOBsE0UO5
 f4A5OG2risPgm4fkYh4jbw==

<SEC-DOCUMENT>0001179110-03-005395.txt : 20030812
<SEC-HEADER>0001179110-03-005395.hdr.sgml : 20030812
<ACCEPTANCE-DATETIME>20030812124508
ACCESSION NUMBER:		0001179110-03-005395
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030812
FILED AS OF DATE:		20030812

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			RITOTA JOHN
		CENTRAL INDEX KEY:			0001258162

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15725
		FILM NUMBER:		03836722

	MAIL ADDRESS:	
		STREET 1:		C/O ALPHA PRO TECH LTD
		STREET 2:		60 CENTURIAN DR STE 112
		CITY:			MARKHAM ONTARIO CANADA
		STATE:			A1
		ZIP:			L3R9R2

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ALPHA PRO TECH LTD
		CENTRAL INDEX KEY:			0000884269
		STANDARD INDUSTRIAL CLASSIFICATION:	ORTHOPEDIC, PROSTHETIC & SURGICAL APPLIANCES & SUPPLIES [3842]
		IRS NUMBER:				631030494
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		60 CENTURIAN DR
		STREET 2:		SUITE 112
		CITY:			MARKHAM ONTARIO CANA
		STATE:			A6
		BUSINESS PHONE:		9054790654

	MAIL ADDRESS:	
		STREET 1:		60 CENTURION DR
		STREET 2:		STE 112
		CITY:			MARKHAM ON
		STATE:			A6

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BFD INDUSTRIES INC
		DATE OF NAME CHANGE:	19930328
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 4 -
<TEXT>
<XML>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>
<periodOfReport>2003-08-12</periodOfReport>
<notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000884269</issuerCik>
        <issuerName>ALPHA PRO TECH LTD</issuerName>
        <issuerTradingSymbol>APT</issuerTradingSymbol>
</issuer>
<reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001258162</rptOwnerCik>
            <rptOwnerName>RITOTA JOHN</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>60 CENTURIAN DRIVE SUITE # 112</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MARKHAM</rptOwnerCity>
            <rptOwnerState>A6</rptOwnerState>
            <rptOwnerZipCode>L3R 9R2</rptOwnerZipCode>
            <rptOwnerStateDescription>BRITISH COLUMBIA, CANADA</rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>1</isDirector>
<isOfficer>0</isOfficer>
<isTenPercentOwner>0</isTenPercentOwner>
<isOther>0</isOther>
<officerTitle></officerTitle>
<otherText></otherText>
</reportingOwnerRelationship>
</reportingOwner>
<nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>common shares</value>
</securityTitle>
<transactionDate><value>2003-07-10</value>
</transactionDate>
<transactionCoding><transactionFormType>4</transactionFormType>
<transactionCode>S</transactionCode>
<equitySwapInvolved>0</equitySwapInvolved>
</transactionCoding>
<transactionAmounts><transactionShares><value>9000</value>
</transactionShares>
<transactionPricePerShare><value>1.91</value>
</transactionPricePerShare>
<transactionAcquiredDisposedCode><value>D</value>
</transactionAcquiredDisposedCode>
</transactionAmounts>
<postTransactionAmounts><sharesOwnedFollowingTransaction><value>29194</value>
</sharesOwnedFollowingTransaction>
</postTransactionAmounts>
<ownershipNature><directOrIndirectOwnership><value>D</value>
</directOrIndirectOwnership>
</ownershipNature>
</nonDerivativeTransaction>
<nonDerivativeTransaction><securityTitle><value>common shares</value>
</securityTitle>
<transactionDate><value>2003-07-10</value>
</transactionDate>
<transactionCoding><transactionFormType>4</transactionFormType>
<transactionCode>S</transactionCode>
<equitySwapInvolved>0</equitySwapInvolved>
</transactionCoding>
<transactionAmounts><transactionShares><value>1500</value>
</transactionShares>
<transactionPricePerShare><value>1.90</value>
</transactionPricePerShare>
<transactionAcquiredDisposedCode><value>D</value>
</transactionAcquiredDisposedCode>
</transactionAmounts>
<postTransactionAmounts><sharesOwnedFollowingTransaction><value>27694</value>
</sharesOwnedFollowingTransaction>
</postTransactionAmounts>
<ownershipNature><directOrIndirectOwnership><value>D</value>
</directOrIndirectOwnership>
</ownershipNature>
</nonDerivativeTransaction>
</nonDerivativeTable>
<derivativeTable></derivativeTable>
<footnotes></footnotes>
<ownerSignature><signatureName>Dr. John Ritota</signatureName>
<signatureDate>2003-08-12</signatureDate>
</ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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