<SEC-DOCUMENT>0000950103-21-003858-index.html : 20210311
<SEC-HEADER>0000950103-21-003858.hdr.sgml : 20210311
<ACCEPTANCE-DATETIME>20210311161805
ACCESSION NUMBER:		0000950103-21-003858
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210301
FILED AS OF DATE:		20210311
DATE AS OF CHANGE:		20210311

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MORGAN STANLEY
		CENTRAL INDEX KEY:			0000895421
		STANDARD INDUSTRIAL CLASSIFICATION:	SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211]
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-09013
		FILM NUMBER:		21733529

	BUSINESS ADDRESS:	
		STREET 1:		1585 BROADWAY
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10036
		BUSINESS PHONE:		212-761-4000

	MAIL ADDRESS:	
		STREET 1:		1585 BROADWAY
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10036

	FORMER NAME:	
		FORMER CONFORMED NAME:	MORGAN STANLEY DEAN WITTER & CO
		DATE OF NAME CHANGE:	19980326

	FORMER NAME:	
		FORMER CONFORMED NAME:	DEAN WITTER DISCOVER & CO
		DATE OF NAME CHANGE:	19960315

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			EATON VANCE SENIOR INCOME TRUST
		CENTRAL INDEX KEY:			0001070732
		IRS NUMBER:				043435040

	BUSINESS ADDRESS:	
		STREET 1:		TWO INTERNATIONAL PLACE
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110
		BUSINESS PHONE:		617-482-8260

	MAIL ADDRESS:	
		STREET 1:		TWO INTERNATIONAL PLACE
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>dp147607_3-evf.xml
<DESCRIPTION>FORM 3
<TEXT>
Document 1 - file: dp147607_3-evf.html

Document 1 - RAW XML: dp147607_3-evf.xml

</DOCUMENT>
</SEC-DOCUMENT>