Western Asset Mortgage Defined Opportunity Fund Inc., which is traded on the New York Stock Exchange under the symbol “DMO,” announced today the results of the votes cast at the Fund’s annual meeting of shareholders held on April 29, 2016.

Robert D. Agdern, Eileen A. Kamerick and Riordan Roett were elected as Class III Directors of the Fund by owners of its common stock to hold office until the annual meeting of shareholders in the year 2019 or thereafter when respective successors are duly elected and qualified or until they resign or are otherwise removed.

Jane E. Trust was elected as a Class II Director of the Fund by owners of its common stock to hold office until the annual meeting of shareholders in the year 2018 or until her successor has been duly elected and qualified or until she resigns or is otherwise removed.

Western Asset Mortgage Defined Opportunity Fund Inc. is a non-diversified, closed-end management investment company managed by Legg Mason Partners Fund Advisor, LLC, a wholly owned subsidiary of Legg Mason, Inc., and is sub-advised by Western Asset Management Company, an affiliate of the adviser.

Contact the Fund at 1-888-777-0102 for additional information, or consult the Fund’s web site at www.leggmason.com/cef. Hard copies of the Fund’s complete audited financial statements are available free of charge upon request.

Data and commentary provided in this press release are for informational purposes only. Legg Mason and its affiliates do not engage in selling shares of the Fund.