Major General Carroll W. McColpin (November 15, 1914 – November 28, 2003) was a United States Air Force officer who served during World War II and the Cold War. Prior to the United States entry into World War II, in November 1940, he volunteered for duty with the Royal Air Force (RAF) in November 1940 and was commissioned a pilot officer in the RAF before transferring to the United States Army Air Forces in the grade of major in September 1942.