Ambassador Dennise Mathieu is a career member of the Senior Foreign Service, and assumed her position as deputy assistant secretary for Australia, New Zealand and Pacific Island Affairs on August 19, 2013. Prior to her current assignment, she served as the foreign policy advisor (POLAD) to the United States Transportation Command.
Previously, she served as the U.S. Ambassador to the Republic of Namibia from November 2007 – September 2010, and as the U.S. Ambassador to Niger from November 2002 – September 2005. She also held key positions overseas in Ghana, Paris, Geneva, Jeddah, Port of Spain, and Santo Domingo. Her domestic assignments include Office Director of United Nations Technical Specialized Agencies, Deputy Director of West African Affairs, and Deputy Director of Pacific Island Affairs. She speaks French and Spanish.
She is the recipient of the Chairman of the Joint Chiefs of Staff Distinguished Civilian Service Award. She has also received several Performance, Superior, and Meritorious awards, including the Presidential Meritorious Service Award.
A native of New Jersey, Ambassador Mathieu received a B.A. degree from Antioch College, and a J.D. degree from Rutgers University - School of Law, Newark.