David R. Gilmour (born 1958)^[1] is an American diplomat who is serving as the United States Ambassador to Equatorial Guinea since 2022.

Gilmour was raised in Bridgeport, Michigan, where he attended Bridgeport High School.^[2] He earned a Bachelor of Arts degree from Saginaw Valley State University and a Master of Arts from the University of Texas at Austin.^[3]

Gilmour is a career member of the Senior Foreign Service, with the rank of Minister-Counselor. He was the Chargé d’Affaires a.i. at the U.S. Embassy in N’Djamena, Chad. He has served in the Bureau of African Affairs at the Department of State as Deputy Assistant Secretary for Central Africa, Director of East African Affairs, and Director of Public Diplomacy for Africa. He was Deputy Chief of Mission at the U.S. embassies in Panama and Malawi, and Counselor for Public Affairs at the U.S. Mission in Geneva. Other overseas assignments have included Australia, Costa Rica, South Africa, and Cameroon.^[4][5]

Gilmour speaks French and Spanish.^[4]