James Thompson Stewart (2 April 1921 – 3 September 1990) was a lieutenant general in the United States Air Force (USAF). He entered the United States Army Air Corps in 1941, and flew two combat tours in Europe as commander of the 508th Bombardment Squadron during World War II. He served with the Far East Air Force in the Korean War, and was staff director of the National Reconnaissance Office and the vice director of the Manned Orbiting Laboratory.