Douglas Abbott Macgregor, born on January 4, 1953, in Philadelphia, Pennsylvania, is a retired colonel in the United States Army, author, consultant, and political commentator. He holds a BS degree in general engineering from the U.S. Military Academy at West Point, graduating in 1976, and earned his PhD in international relations from the University of Virginia in 1987.
During his military career, Macgregor was an Armor Branch officer.