John Petitbon (June 4, 1931 – November 11, 2006) was an American football player. A native of New Orleans, Louisiana, Petitbon was a three-sport star in baseball, basketball, and football at Jesuit High School. He was named the Louisiana All-State Most Valuable Player in football in 1946, and led Jesuit with 18 touchdowns in 1946 and 17 in 1947. He played college football at Notre Dame under coach Frank Leahy, and was a member of Notre Dame's 1949 national championship team as a sophomore safety. Moved to halfback for his final two years, he amassed 1,432 yards of total offense and 10 touchdowns during those seasons, and was named a Collier's Weekly All-American in 1950. He was chosen to play in the College All-Star Game and the East-West Shrine Game after his senior season in 1951.