Mason Mathews Patrick, (December 13, 1863–January 29, 1942) was a general officer in the United States Army who led the United States Army Air Service and Air Corps during the Interwar Period. He was born and educated in Lewisburg, West Virginia and at age 18 entered U.S. Military Academy at West Point, where he finished second in his class behind classmate John J. Pershing. Early in his career he served as Chief Engineer for the Army of Cuban Pacification and 1st US Army Engineer on the U.S.-Mexico border. He served in France during World War I and was appointed Chief of Air Service by General Pershing in 1918. Under his direction the Air Service established experimental facilities at Wright Field, Ohio and San Antonio, Texas.