Annual Report of Proxy Voting Record for Management Investment Companies (n-px)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM N-PX ANNUAL REPORT OF PROXY VOTING RECORD OF REGISTERED MANAGEMENT INVESTMENT COMPANY INVESTMENT COMPANY ACT FILE NUMBER: 811-21142 NAME OF REGISTRANT: Eaton Vance Municipal Bond Fund

ADDRESS OF PRINCIPAL EXECUTIVE OFFICES: Two International Place
Boston, MA 02110

NAME AND ADDRESS OF AGENT FOR SERVICE: Deidre E. Walsh, Esq.

Two International Place Boston, MA 02110 REGISTRANT'S TELEPHONE NUMBER: 617-482-8260 DATE OF FISCAL YEAR END: 09/30 DATE OF REPORTING PERIOD: 07/01/2020 - 06/30/2021

---

Eaton Vance Municipal Bond Fund -------------------------------------------------------------------------------------------------------------------------- During the period, the Fund held no securities which required a proxy vote.

---

SIGNATURES

Pursuant to the requirements of the Investment Company Act of 1940, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

(Registrant) Eaton Vance Municipal Bond Fund By (Signature) /s/ Eric A. Stein Name Eric A. Stein Title President Date 8/25/2021