Large top military transport aircraft at Wright-Patterson Air Force Base in Dayton Ohio USA

Wright-Patterson Air Force Base (WPAFB) is a United States Air Force base and census-designated place just east of Dayton, Ohio, in Greene and Montgomery counties. It includes both Wright and Patterson Fields, which were originally Wilbur Wright Field and Fairfield Aviation General Supply Depot. Patterson Field is about 16 kilometres (10 mi) northeast of Dayton; Wright Field is about 8.0 kilometres (5 mi) northeast of Dayton.

The host unit at Wright-Patterson AFB is the 88th Air Base Wing (88 ABW), assigned to the Air Force Life Cycle Management Center and Air Force Materiel Command. The 88 ABW operates the airfield, maintains all infrastructure and provides security, communications, medical, legal, personnel, contracting, finance, transportation, air traffic control, weather forecasting, public affairs, recreation and chaplain services for more than 60 associate units.

The base began with the establishment of Wilbur Wright Field on 22 May 1917 and McCook Field in November 1917, by the Aviation Section, U.S. Signal Corps as World War I installations.