William J. "Bill" Cullerton Sr. (June 2, 1923 – January 12, 2013) was an American World War II flying ace, entrepreneur, radio show host, and outdoorsman. Cullerton destroyed twenty-one Axis planes during the war, including sixteen destroyed in low-altitude attacks on the ground, ranking him as the second highest strafing ace in the 355th Fighter Group. He was the last surviving ace of the 355th Fighter Group ("Dragon Squadron"), which flew missions out of Steeple Morden, England, during World War II.