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KEI Contributor

Marc Knapper Headshot

Marc Knapper

U.S. Ambassador to Vietnam
U.S. Department of State

Marc E. Knapper is a member of the Senior Foreign Service of the U.S. Department of State and the Ambassador to Vietnam.  He most recently served as Deputy Assistant Secretary for Korea and Japan from August 2018 to July 2021.  Prior to assuming this position, Marc was Chargé d’Affaires ad interim in Seoul from 2017 to 2018 and Deputy Chief of Mission from 2015 to 2016.  Earlier assignments include Director for India Affairs, Director for Japan Affairs, and Seoul, Baghdad, Tokyo, and Hanoi.

Marc is a recipient of the Secretary of State’s Distinguished Service Award, the nation’s highest diplomatic honor.  Marc has also received a Presidential Meritorious Service Award and the Department of State’s Linguist of the Year Award.  He is a summa cum laude graduate of Princeton University and also studied at the University of Tokyo, Middlebury College’s intensive Japanese program, the Army War College, and the Massachusetts Institute of Technology’s Seminar XXI program.  Marc speaks Korean, Japanese, and Vietnamese.

To view the contributions that this author has made around the site, click through the tabs below to view their work.

With relations between Korea and Japan improving over the last year the leaders of the United States, Korea, and Japan met in Washington on August 18 to discuss a common…

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August 31, 2023

On May 1, 2023, KEI hosted a conversation between Ambassador Marc Knapper and Ambassador (ret.) Kathleen Stephens on potential new and expanded areas of trilateral cooperation between the United States,…

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Few alliances in the world are as storied and robust as the U.S.-Korea alliance. Building on the security relationship established at the end of the Korean War, the partnership between…

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April 17, 2020