| Harp Vaughan | |
| Number: | 21 |
| Position: | Back |
| Birth Date: | 19 November 1903 |
| Birth Place: | Philadelphia, U.S. |
| Death Place: | Macclenny, Florida, U.S. |
| Height Ft: | 5 |
| Height In: | 7 |
| Weight Lbs: | 150 |
| College: | Indiana (PA) |
| Pastteams: | |
| Pfr: | V/VaugHa20 |
John J. Vaughan (November 19, 1903 – December 26, 1978) was an American football back who played two seasons with the Pittsburgh Pirates of the National Football League (NFL). He played college football at the Indiana University of Pennsylvania and attended Bellefonte Academy in Bellefonte, Pennsylvania.[1]