Deputy Chief of Mission, Libreville

David G. Mosby, a career member in the Foreign Service, David has served in Africa, the Caribbean, Europe, South America, and Washington. In September 2022, he assumed the position of Deputy Chief of Mission at the U.S. Embassy in Libreville, Gabon.

Over the course of his career, David has served in a variety of leadership positions overseas, including Director of the International Narcotics and Law Enforcement Affairs (INL) Office in the U.S. Embassy to Haiti; Counselor for Political and Economic Affairs in the U.S. Embassy to Côte d’Ivoire; Deputy Chief of the Political and Economic Section and Political Military Affairs Officer in the U.S. Embassy in Lisbon, Portugal; and Chief of the Political Section in the U.S. Embassy to Senegal.

In Washington, David served as the State Department’s Senior Country Officer for Italy and the Vatican and as an international affairs advisor to the Ranking Member of House of Representatives Committee on Appropriations in Congress.  He also served in Brasilia, Brazil and Bujumbura, Burundi.  Before joining the Foreign Service, he taught English in Nagoya, Japan.

David holds a bachelor’s degree in political science from Iowa State University and a master’s degree from National Defense University’s Eisenhower School of National Security and Resource Strategy.  He speaks French, Portuguese, and Spanish.  David is a proud native of Chicago, Illinois, and is an even prouder father of two sons, Malcolm and Matteo.