<SEC-DOCUMENT>0001104659-21-087711-index.html : 20210701
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<ACCEPTANCE-DATETIME>20210630173216
ACCESSION NUMBER:		0001104659-21-087711
CONFORMED SUBMISSION TYPE:	497K
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20210701
DATE AS OF CHANGE:		20210630
EFFECTIVENESS DATE:		20210701

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MORGAN STANLEY VARIABLE INVESTMENT SERIES
		CENTRAL INDEX KEY:			0000716716
		IRS NUMBER:				133178476
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		497K
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	002-82510
		FILM NUMBER:		211062953

	BUSINESS ADDRESS:	
		STREET 1:		522 FIFTH AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10036
		BUSINESS PHONE:		800-869-6397

	MAIL ADDRESS:	
		STREET 1:		522 FIFTH AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10036

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MORGAN STANLEY DEAN WITTER VARIABLE INVESTMENT SERIES
		DATE OF NAME CHANGE:	19980622

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DEAN WITTER VARIABLE INVESTMENT SERIES
		DATE OF NAME CHANGE:	19930209

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WITTER DEAN VARIABLE INVESTMENT SERIES
		DATE OF NAME CHANGE:	19920703
<SERIES-AND-CLASSES-CONTRACTS-DATA>
<EXISTING-SERIES-AND-CLASSES-CONTRACTS>
<SERIES>
<OWNER-CIK>0000716716
<SERIES-ID>S000002460
<SERIES-NAME>INCOME PLUS PORTFOLIO
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000006598
<CLASS-CONTRACT-NAME>Y
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>497K
<SEQUENCE>1
<FILENAME>a21-20077_18497k.htm
<DESCRIPTION>497K
<TEXT>
Document 1 - file: a21-20077_18497k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>j212007718_ba001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: j212007718_ba001.jpg

</DOCUMENT>
</SEC-DOCUMENT>