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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 WcQLZCnk8EchUh0j8MfaN9eqo/CUARt+a5hXjeGL2hY5ASMmEKUtl7lQE40aSijR
 OaV6mXqynx2V3a+wMv+uAg==

<SEC-DOCUMENT>0001199511-03-000015.txt : 20030905
<SEC-HEADER>0001199511-03-000015.hdr.sgml : 20030905
<ACCEPTANCE-DATETIME>20030905164237
ACCESSION NUMBER:		0001199511-03-000015
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030904
FILED AS OF DATE:		20030905

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ADVANCED DIGITAL INFORMATION CORP
		CENTRAL INDEX KEY:			0000770403
		STANDARD INDUSTRIAL CLASSIFICATION:	COMPUTER STORAGE DEVICES [3572]
		IRS NUMBER:				911618616
		STATE OF INCORPORATION:			WA
		FISCAL YEAR END:			1031

	BUSINESS ADDRESS:	
		STREET 1:		P O BOX 97057
		STREET 2:		11431 WILLOWS RD
		CITY:			REDMOND
		STATE:			WA
		ZIP:			98073-9757
		BUSINESS PHONE:		4258818004

	MAIL ADDRESS:	
		STREET 1:		P.O. BOX 97057
		STREET 2:		P O BOX 97057
		CITY:			REDMOND
		STATE:			WA
		ZIP:			98073-9757

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			VAN OPPEN PETER H
		CENTRAL INDEX KEY:			0001057881
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-21103
		FILM NUMBER:		03884209

	BUSINESS ADDRESS:	
		STREET 1:		PO BOX 97057
		CITY:			REDMOND
		STATE:			WA
		ZIP:			98073-9757
		BUSINESS PHONE:		4258823994

	MAIL ADDRESS:	
		STREET 1:		P O BOX 97057
		CITY:			REDMOND
		STATE:			WA
		ZIP:			98073-9757
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType><periodOfReport>2003-09-04</periodOfReport>
    <issuer>
        <issuerCik>0000770403</issuerCik>
        <issuerName>ADVANCED DIGITAL INFORMATION CORP</issuerName>
        <issuerTradingSymbol>ADIC</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001057881</rptOwnerCik>
            <rptOwnerName>VAN OPPEN PETER H</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>P.O. BOX 97057</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>REDMOND</rptOwnerCity>
            <rptOwnerState>WA</rptOwnerState>
            <rptOwnerZipCode>98073-9757</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>1</isDirector><isOfficer>1</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle>Chairman and CEO</officerTitle></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>Common Stock</value></securityTitle><transactionDate><value>2003-09-04</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>S</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>40000</value></transactionShares><transactionPricePerShare><value>14.90</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>464164</value><footnoteId id="F1"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwner
ship><natureOfOwnership><value/></natureOfOwnership></ownershipNature></nonDerivativeTransaction><nonDerivativeTransaction><securityTitle><value>Common Stock</value></securityTitle><transactionDate><value>1988-08-08</value><footnoteId id="F2"/></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>J</transactionCode><equitySwapInvolved>0</equitySwapInvolved><footnoteId id="F2"/></transactionCoding><transactionAmounts><transactionShares><value>0</value><footnoteId id="F2"/></transactionShares><transactionPricePerShare><footnoteId id="F2"/></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>3528</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>By Spouse</value></natureOfOwnership></ownershipNature><
/nonDerivativeTransaction></nonDerivativeTable><footnotes><footnote id="F1">Includes 665 shares acquired under the employee stock purchase plan in September 2003.</footnote><footnote id="F2">Not applicable.</footnote></footnotes><remarks/><ownerSignature><signatureName>Linda A. Schoemaker Power of Attorney for Peter H. van Oppen</signatureName><signatureDate>2003-09-05</signatureDate></ownerSignature></ownershipDocument>

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</DOCUMENT>
</SEC-DOCUMENT>
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