<SEC-DOCUMENT>0000106040-18-000021-index.html : 20180625
<SEC-HEADER>0000106040-18-000021.hdr.sgml : 20180625
<ACCEPTANCE-DATETIME>20180622173745
ACCESSION NUMBER:		0000106040-18-000021
CONFORMED SUBMISSION TYPE:	11-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20171231
FILED AS OF DATE:		20180625
DATE AS OF CHANGE:		20180622

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WESTERN DIGITAL CORP
		CENTRAL INDEX KEY:			0000106040
		STANDARD INDUSTRIAL CLASSIFICATION:	COMPUTER STORAGE DEVICES [3572]
		IRS NUMBER:				330956711
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0628

	FILING VALUES:
		FORM TYPE:		11-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08703
		FILM NUMBER:		18915428

	BUSINESS ADDRESS:	
		STREET 1:		5601 GREAT OAKS PARKWAY
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95119
		BUSINESS PHONE:		9496727000

	MAIL ADDRESS:	
		STREET 1:		3355 MICHELSON DRIVE SUITE 100
		CITY:			IRVINE
		STATE:			CA
		ZIP:			92612

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GENERAL DIGITAL CORP
		DATE OF NAME CHANGE:	19730125
</SEC-HEADER>
<DOCUMENT>
<TYPE>11-K
<SEQUENCE>1
<FILENAME>wdc-123117x11xk.htm
<DESCRIPTION>11-K
<TEXT>
Document 1 - file: wdc-123117x11xk.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>2
<FILENAME>exhibit231.htm
<DESCRIPTION>EXHIBIT 23.1
<TEXT>
Document 2 - file: exhibit231.htm

</DOCUMENT>
</SEC-DOCUMENT>