The 12th Reconnaissance Group is a disbanded United States Air Force unit. It was last active as the 12th Observation Group assigned to the Eighth Corps Area of the United States Army at Brooks Field, Texas. It was inactivated on 30 June 1937.The 12th Observation Group was a United States Army Air Corps interwar-period unit. It commanded O-1, O-2 and O-19 observation squadrons in the Western United States.