Arnold A. Chacón (born 1956) is an American career diplomat who served as acting United States Ambassador to Canada in 2021. He has served as Senior Vice President of the National Defense University since August 2018.
Arnold A. Chacón (born 1956) is an American career diplomat who served as acting United States Ambassador to Canada in 2021. He has served as Senior Vice President of the National Defense University since August 2018. (en)