<SEC-DOCUMENT>0000940394-21-001398-index.html : 20211021
<SEC-HEADER>0000940394-21-001398.hdr.sgml : 20211021
<ACCEPTANCE-DATETIME>20211021152647
ACCESSION NUMBER:		0000940394-21-001398
CONFORMED SUBMISSION TYPE:	424B2
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20211021
DATE AS OF CHANGE:		20211021

FILER:

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

	FILING VALUES:
		FORM TYPE:		424B2
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-227968
		FILM NUMBER:		211336925

	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>424B2
<SEQUENCE>1
<FILENAME>sit424b2final.htm
<DESCRIPTION>EATON VANCE SENIOR INCOME TRUST 424(B)(2) DTD 10-21-2021
<TEXT>
Document 1 - file: sit424b2final.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>evlogo_002.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: evlogo_002.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>evlogo_001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: evlogo_001.jpg

</DOCUMENT>
</SEC-DOCUMENT>