<SEC-DOCUMENT>0000940394-20-001309.txt : 20200924
<SEC-HEADER>0000940394-20-001309.hdr.sgml : 20200924
<ACCEPTANCE-DATETIME>20200924132837
ACCESSION NUMBER:		0000940394-20-001309
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20200924
DATE AS OF CHANGE:		20200924
EFFECTIVENESS DATE:		20200924

FILER:

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

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-09013
		FILM NUMBER:		201194696

	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>DEFA14A
<SEQUENCE>1
<FILENAME>evfdefa14afinal.htm
<DESCRIPTION>EATON VANCE SENIOR INCOME TRUST ADDITIONAL SOLICITATION MATERIALS
<TEXT>
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<P STYLE="margin: 0">&nbsp;</P>

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<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 6pt 0 0; text-align: center"><FONT STYLE="letter-spacing: -0.15pt">SCHEDULE
14A</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0; text-align: center"><FONT STYLE="letter-spacing: -0.15pt">(Rule
14a-101)</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 6pt 0 0; text-align: center"><FONT STYLE="letter-spacing: -0.15pt">INFORMATION
REQUIRED IN PROXY STATEMENT</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0; text-align: center"><FONT STYLE="letter-spacing: -0.15pt">SCHEDULE
14A INFORMATION</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 6pt 0 0; text-align: center"><FONT STYLE="letter-spacing: -0.15pt">Proxy
Statement Pursuant to Section 14(a) of the</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0; text-align: center"><FONT STYLE="letter-spacing: -0.15pt">Securities
Exchange Act of 1934 (Amendment No. )</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0"><FONT STYLE="letter-spacing: -0.15pt">Filed by the Registrant [X]</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0"><FONT STYLE="letter-spacing: -0.15pt">Filed by a Party other than
the Registrant [ ]</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 6pt 0 0"><FONT STYLE="letter-spacing: -0.15pt">Check the appropriate
box:</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0"><FONT STYLE="letter-spacing: -0.15pt">[ ] Preliminary Proxy Statement</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0"><FONT STYLE="letter-spacing: -0.15pt">[ ] Confidential, For Use
of the Commission Only (as permitted by Rule 14a-6(e)(2))</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0"><FONT STYLE="letter-spacing: -0.15pt">[ ] Definitive Proxy Statement</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0"><FONT STYLE="letter-spacing: -0.15pt">[X] Definitive Additional
Materials</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0"><FONT STYLE="letter-spacing: -0.15pt">[ ] Soliciting Material Pursuant
to Section 240.14a-12</FONT></P>

<P STYLE="text-align: center; font: 9.5pt Arial, Helvetica, Sans-Serif; margin-top: 6pt; margin-bottom: 0"><FONT STYLE="letter-spacing: -0.15pt">--------------------------------------------------------------------------------------------------------------------------------------------------------------------------</FONT></P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 100%; padding-right: 5.4pt; padding-left: 5.4pt">
        <P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0; text-align: center"><FONT STYLE="letter-spacing: -0.15pt"><U>Eaton
        Vance Senior Income Trust</U></FONT></P>
        <P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0; text-align: center"><FONT STYLE="letter-spacing: -0.15pt">(Name
        of Registrant as Specified in Its Charter)</FONT></P></TD></TR>
</TABLE>
<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0; text-align: center"><FONT STYLE="letter-spacing: -0.15pt">-------------------------------------------------------------------------------------------------------------------------------------------------------------------------</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0; text-align: center"><FONT STYLE="letter-spacing: -0.15pt">(Name
of Person(s) Filing Proxy Statement, if Other Than the Registrant)</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 6pt 0 0"><FONT STYLE="letter-spacing: -0.15pt">Payment of Filing Fee
(Check the appropriate box):</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0"><FONT STYLE="letter-spacing: -0.15pt">[X] No fee required.</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0"><FONT STYLE="letter-spacing: -0.15pt">[ ] Fee computed on table
below per Exchange Act Rules 14a-6(i) (1) and 0-11.</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 6pt 0 0"><FONT STYLE="letter-spacing: -0.15pt">(1) Title of each class
of securities to which transaction applies:</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0"><FONT STYLE="letter-spacing: -0.15pt">------------------------------------------------------------------------------------------------------------------------------------------------------------------------------</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 6pt 0 0"><FONT STYLE="letter-spacing: -0.15pt">(2) Aggregate number
of securities to which transaction applies:</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0"><FONT STYLE="letter-spacing: -0.15pt">------------------------------------------------------------------------------------------------------------------------------------------------------------------------------</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 6pt 0 0; letter-spacing: -0.15pt">(3) Per unit price or other underlying
value of transaction computed pursuant to Exchange Act Rule 0-11 (set forth the amount on which the filing fee is calculated and
state how it was determined):</P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0"><FONT STYLE="letter-spacing: -0.15pt">------------------------------------------------------------------------------------------------------------------------------------------------------------------------------</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 6pt 0 0"><FONT STYLE="letter-spacing: -0.15pt">(4) Proposed maximum
aggregate value of transaction:</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0"><FONT STYLE="letter-spacing: -0.15pt">------------------------------------------------------------------------------------------------------------------------------------------------------------------------------</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 6pt 0 0"><FONT STYLE="letter-spacing: -0.15pt">(5) Total fee paid:</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0"><FONT STYLE="letter-spacing: -0.15pt">------------------------------------------------------------------------------------------------------------------------------------------------------------------------------</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 6pt 0 0"><FONT STYLE="letter-spacing: -0.15pt">[ ] Fee paid previously
with preliminary materials. </FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0"><FONT STYLE="letter-spacing: -0.15pt">------------------------------------------------------------------------------------------------------------------------------------------------------------------------------</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 6pt 0 0"><FONT STYLE="letter-spacing: -0.15pt">[ ] Check box if any
part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was
paid previously. Identify the previous filing by registration statement number, or the Form or Schedule and the date of its filing.</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 6pt 0 0"><FONT STYLE="letter-spacing: -0.15pt">(1) Amount previously
paid:</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0"><FONT STYLE="letter-spacing: -0.15pt">------------------------------------------------------------------------------------------------------------------------------------------------------------------------------</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 6pt 0 0"><FONT STYLE="letter-spacing: -0.15pt">(2) Form, Schedule or
Registration Statement no.:</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0"><FONT STYLE="letter-spacing: -0.15pt">------------------------------------------------------------------------------------------------------------------------------------------------------------------------------</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 6pt 0 0"><FONT STYLE="letter-spacing: -0.15pt">(3) Filing Party:</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0"><FONT STYLE="letter-spacing: -0.15pt">------------------------------------------------------------------------------------------------------------------------------------------------------------------------------</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 6pt 0 0"><FONT STYLE="letter-spacing: -0.15pt">(4) Date Filed: </FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0"><FONT STYLE="letter-spacing: -0.15pt">------------------------------------------------------------------------------------------------------------------------------------------------------------------------------</FONT></P>

<P STYLE="font: 9.5pt Arial, Helvetica, Sans-Serif; margin: 0"><FONT STYLE="letter-spacing: -0.15pt">&nbsp;</FONT></P>
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<P STYLE="font: 11pt/107% Arial, Helvetica, Sans-Serif; margin: 0 0 8pt; text-align: center"><B><U>Eaton Vance Senior Income Trust</U></B></P>

<P STYLE="font: 11pt/107% Arial, Helvetica, Sans-Serif; margin: 0 0 8pt"><B><U>Phone Script 1: Live</U> </B></P>

<P STYLE="font: 11pt/107% Arial, Helvetica, Sans-Serif; margin: 0 0 8pt">This is Tom Faust, Chief Executive Officer of Eaton Vance
and a Trustee of Eaton Vance Senior Income Trust.</P>

<P STYLE="font: 11pt/107% Arial, Helvetica, Sans-Serif; margin: 0 0 8pt">I hope this call finds you and your loved ones healthy
and safe.</P>

<P STYLE="font: 11pt/107% Arial, Helvetica, Sans-Serif; margin: 0 0 8pt">We understand that you or someone in your household owns
shares of this Fund.</P>

<P STYLE="font: 11pt/107% Arial, Helvetica, Sans-Serif; margin: 0 0 8pt">We need your help.</P>

<P STYLE="font: 11pt/107% Arial, Helvetica, Sans-Serif; margin: 0 0 8pt">An opportunistic hedge fund has acquired a stake in the
Fund and has proposed Trustee nominees that your Board believes are not in the best interests of the Fund or its shareholders.</P>

<P STYLE="font: 11pt/107% Arial, Helvetica, Sans-Serif; margin: 0 0 8pt">Please vote your shares for the incumbent Board nominees
now by pressing 1.</P>

<P STYLE="font: 11pt/107% Arial, Helvetica, Sans-Serif; margin: 0 0 8pt">For more information on this matter, please press 2.</P>

<P STYLE="font: 11pt/107% Arial, Helvetica, Sans-Serif; margin: 0 0 8pt">To refer us to someone else in your household, please
press 3.</P>

<P STYLE="font: 11pt/107% Arial, Helvetica, Sans-Serif; margin: 0 0 8pt">Thank you for your assistance.</P>
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