Bill Mallory (November 20, 1901 – February 13, 1945) was an American football player. He was a significant part of the Yale University teams that went 8–1 in 1921 and 8–0 in 1923. After graduating, he joined the US Army Air Forces as an intelligence officer and led Operation Mallory during World War II, which destroyed 22 of 24 bridges over the Po River, thereby damaging German supply lines into Italy. He died on his way home from the war, when his plane crashed. He was elected to the College Football Hall of Fame in 1964.