John Phillips Isenbarger (December 5, 1947 â March 2024) was an American professional football player who was a wide receiver for the San Francisco 49ers of the National Football League (NFL). He played college football for the Indiana Hoosiers.
Isenbarger played college football at Indiana University Bloomington.
Isenbarger played four seasons for the San Francisco 49ers between 1970 and 1973. In 1974, he signed with the Hawaiians of the upstart World Football League (WFL) where he had his best season as a pro catching 33 passes for 368 yards and 7 touchdowns. He retired from playing following the 1974 season.
John Isenbarger's death was announced on March 7, 2024. He was 76.