<SEC-DOCUMENT>0001752724-20-033544-index.html : 20200225
<SEC-HEADER>0001752724-20-033544.hdr.sgml : 20200225
<ACCEPTANCE-DATETIME>20200225091824
ACCESSION NUMBER:		0001752724-20-033544
CONFORMED SUBMISSION TYPE:	NPORT-P
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20191231
FILED AS OF DATE:		20200225
PERIOD START:           	20191231

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:		NPORT-P
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-03692
		FILM NUMBER:		20647812

	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>C000006597
<CLASS-CONTRACT-NAME>X
</CLASS-CONTRACT>
<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>NPORT-P
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
Document 1 - file: primary_doc.html

Document 1 - RAW XML: primary_doc.xml

</DOCUMENT>
</SEC-DOCUMENT>