Douglas Margrave Fears[1] is a retired United States Coast Guard rear admiral who last served as Director of Joint Interagency Task Force South.

He was commissioned as an ensign in 1989[5] after earning a Bachelor of Science in government from the Coast Guard Academy.

[8] He currently holds the rank of rear admiral (lower half) in the Coast Guard.

[8] Additionally, Fears was a Coast Guard Fellow at the Center for Strategic and International Studies from 2009 to 2010 and a fellow at the Massachusetts Institute of Technology Seminar XXI on Foreign Politics, International Relations, and the National Interest.

[8] In addition to his Coast Guard career, Fears has served in the administration of President Donald Trump as a special assistant to the President, as director for Central America and the Caribbean on the National Security Council staff,[8] as senior director for resilience policy for the National Security Council, and as Homeland Security Advisor.