UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

~~WASHINGTON~~Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of ~~Report~~report (Date of ~~Earliest~~earliest ~~Event~~event ~~Reported~~reported): ~~April~~ 3October 18, 2023 ~~(April 1, 2023)~~

Eaton Vance Short Duration Diversified Income Fund

(Exact ~~Name~~name of ~~Registrant~~registrant as ~~Specified~~specified in its ~~Charter~~charter)

Massachusetts	811-21563	000000000
(State or Other Jurisdiction of Incorporation)	(Commission File Number)	(IRS Employer Identification No.)
(State or other jurisdiction of incorporation)	(CommissionFile Number)	(IRS Employer Identification No.)
Two International Place
Boston, Massachusetts		02110
(Address of Principal Executive Offices)		(Zip Code)

Registrant’s Telephone Number, Including Area Code: (617) 482-8260

Two International Place

Boston, Massachusetts

02110

(Address of principal executive offices)

(Zip Code)

~~Not~~(617) ~~Applicable~~482-8260

(~~Former~~Registrant’s ~~Name~~telephone ~~or Former Address~~number, ifincluding ~~Changed~~area ~~Since Last Report~~code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions ~~(see General Instruction A.2 below)~~:

☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of Each Class	Trading Symbol(s)	Name of Each Exchange on Which Registered
Titles of Each Class	TradingSymbol	Name of exchangeon which registered
Common Shares of beneficial interest, $0.01 par value	EVG	New York Stock Exchange
Common Shares of Beneficial Interest, $0.01 par value	EVG	New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (~~CFR~~ §230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (~~CFR~~ §240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 8.01

Other Events

~~New~~Effective ~~Trustee~~October 18, ~~Appointment~~2023, the Fund’s Board of Trustees appointed Kenneth A. Topping as President of the Fund. Set forth below is certain information with respect to Mr. Topping:

At a meeting on March 14, 2023, the registrant’s Board of Trustees (the “Board”) appointed Anchal Pachnanda as a Trustee. Ms. Pachnanda commenced her service on the Board on April 1, 2023. The Board has determined that Ms. Pachnanda is an “interested person” as defined in Section 2(a)(19) of the Investment Company Act of 1940, as amended.

Name and Year of
Birth

Trust
Position(s)

Length of
Service

Principal Occupation(s) During Past Five Years

KENNETH A. TOPPING

1966

President

Since 2023

Vice President and Chief Administrative Officer of Eaton Vance and BMR and Chief Operating Officer for Public Markets at MSIM. Officer of 107 registered investment companies managed by Eaton Vance or BMR. Formerly, Chief Operating Officer for Goldman Sachs Asset Management ‘Classic’ (2009-2020).

~~Set~~Also ~~forth~~effective ~~below~~October 18, is2023, ~~certain~~Akbar ~~information~~A. ~~with~~Causer, ~~respect~~Catherine M. McDermott, Federico Sequeda and Andrew Szczurowski comprise the investment team responsible for the overall and day-to-day management of the Fund’s investments. Mr. Causer is a Vice President of Eaton Vance Management (“EVM”), has been a portfolio manager of the Fund since September 2021 and has been employed by EVM since 2017. Ms. McDermott ~~Pachnanda:~~is a Vice President of EVM and has been a portfolio manager of the Fund since January 2008. Mr. Sequeda, CFA, is a Vice President of EVM, has been a portfolio manager of the Fund since September 2021 and has been employed by EVM for more than five years. Mr. Szczurowski is a Vice President of EVM and has been a portfolio manager of the Fund since November 2011. Ms. McDermott and Mr. Szczurowski have managed other Eaton Vance portfolios for more than five years.

~~Biographical~~SIGNATURE ~~Information~~

Name and Year of Birth		Fund Position(s)		Length of Service		Principal Occupation(s) During Past Five Years and Other Relevant Experience		Number of Portfolios in Fund Complex Overseen By Trustee		Other Directorships Held During Last Five Years
ANCHAL PACHNANDA 1980		Class I Trustee		Since 2023		Co-Head of Strategy of MSIM (since 2019). Formerly, Head of Strategy of MSIM (2017-2019). Ms. Pachnanda is an interested person because of her position with MSIM, which is an affiliate of the Fund.		129		None

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

~~Upcoming~~Eaton ~~Trustee~~Vance ~~Retirement~~Short Duration Diversified Income Fund By: /s/ Deidre E. Walsh Name: Deidre E. Walsh Title: Vice President & Chief Legal Officer

~~Thomas E. Faust Jr. has apprised the Board that he intends to retire as a Trustee of all Eaton Vance Funds effective on or about August 3~~Date: October 18, 2023.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Eaton Vance Short Duration Diversified Income Fund

/s/ Deidre E. Walsh

Deidre E. Walsh

Date: April 3, 2023

Vice President & Chief Legal Officer

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