Elizabeth Moore Aubin is an American diplomat and State Department official who has served as U.S. ambassador to Algeria since February 9, 2022.

[3][4] Aubin, a career member of the Senior Foreign Service, class of Minister-Counselor, served as the acting principal deputy assistant secretary in the Bureau of Near Eastern Affairs at the Department of State from January 20 to June 7, 2021.

Other senior leadership roles held by Aubin during her three decades of service are executive director of the Joint Executive Office of the Bureau of Near Eastern Affairs and the Bureau of South and Central Asian Affairs, deputy chief of mission of the United States Embassy in Ottawa, Canada in 2017; from 2014 to 2016 she was the executive director of the Bureau of Western Hemisphere Affairs; and deputy chief of mission of the U.S. Embassy in Algiers, Algeria.

[1] On April 15, 2021, President Joe Biden nominated Aubin to be the next United States ambassador to Algeria.

[6] On June 13, 2024, President Joe Biden nominated Aubin to serve as the United States ambassador to Cameroon.