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Charge d’Affaires

William H. Duncan

A career member of the Senior Foreign Service, class of Minister-Counselor, William H. Duncan assumed duties as Deputy Chief of Mission at U.S. Embassy Mexico City in June 2015.  Previously, he served as the Director of the Office of Andean Affairs in the Department of State’s Bureau of Western Hemisphere Affairs. 

His previous overseas assignments include Deputy Chief of Mission in Asunción, Political Counselor in Madrid, International Narcotics and Law Enforcement Affairs Director in Baghdad, Deputy Political Counselor in Mexico City, Narcotics Affairs Section Director in Bogotá, Political Officer in San Salvador, and Vice Consul in Matamoros. 

His Washington assignments include the Offices of Mexican Affairs, East African Affairs, and Central American Affairs as well as the State Department Operations Center.