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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 NNKf0rBp+0FeGbmMW0nvFA==

<SEC-DOCUMENT>0000880117-07-000015.txt : 20071119
<SEC-HEADER>0000880117-07-000015.hdr.sgml : 20071119
<ACCEPTANCE-DATETIME>20071119182542
ACCESSION NUMBER:		0000880117-07-000015
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20071119
FILED AS OF DATE:		20071119
DATE AS OF CHANGE:		20071119

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SANFILIPPO JOHN B & SON INC
		CENTRAL INDEX KEY:			0000880117
		STANDARD INDUSTRIAL CLASSIFICATION:	SUGAR & CONFECTIONERY PRODUCTS [2060]
		IRS NUMBER:				362419677
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0628

	BUSINESS ADDRESS:	
		STREET 1:		2299 BUSSE RD
		CITY:			ELK GROVE VILLAGE
		STATE:			IL
		ZIP:			60007-6057
		BUSINESS PHONE:		8475932300

	MAIL ADDRESS:	
		STREET 1:		2299 BUSSE RD
		CITY:			ELK GROVE VILLAGE
		STATE:			IL
		ZIP:			60007-6057

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MARROS HERBERT J
		CENTRAL INDEX KEY:			0001262010

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-19681
		FILM NUMBER:		071257893

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		8475932300

	MAIL ADDRESS:	
		STREET 1:		2299 BUSSE ROAD
		CITY:			ELK GROVE VILLAGE
		STATE:			IL
		ZIP:			60007
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2007-11-19</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000880117</issuerCik>
        <issuerName>SANFILIPPO JOHN B &amp; SON INC</issuerName>
        <issuerTradingSymbol>JBSS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001262010</rptOwnerCik>
            <rptOwnerName>MARROS HERBERT J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1703 N. RANDALL ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ELGIN</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60123</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Director Financial Reporting</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Option to purchase common stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>7.95</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2007-11-19</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2500</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2008-11-19</value>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2017-11-19</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>2500</value>
                    <footnoteId id="F3"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>18750</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Reflects options granted pursuant to the John B. Sanfilippo &amp; Son, Inc. 1998 Equity Incentive Plan.</footnote>
        <footnote id="F2">Options become exercisable in four equal annual installments beginning on the date listed provided reporting person remains an employee of the issuer on such dates.  The foregoing exercise installments are cumulative and may be exercised in whole or in part.</footnote>
        <footnote id="F3">In addition, on 11/19/07, 1,500 stock options were granted to the reporting person.  These shares become exercisable in four equal annual installments beginning on the date listed, provided that (i) the reporting person remains an employee of the issuer on such date and (ii) the issuer meets certain performance criteria that is not tied directly to the market price of the issuer's securities.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/Herbert J. Marros</signatureName>
        <signatureDate>2007-11-19</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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