| Jack Rowan | |
| Realname: | Frank Rowan |
| Weight: | Middleweight Heavyweight |
| Nationality: |  United States |
| Birth Date: | 1887 |
| Death Date: | 1959 |
| Total: | 37 |
| Wins: | 19 |
| Ko: | 13 |
| Losses: | 14 |
| Draws: | 2 |
| No Contests: | 2 |
Jack Rowan was the professional name of Frank Rowan (1887 – 1959), a middleweight boxer from Philadelphia, Pennsylvania, who fought during the early 20th century. He is known to have participated in 37 fights, winning 19 and losing 14.[1]
After retiring from professional boxing, Rowan went on to manage several successful boxers. He was the cousin of Philadelphia Jack O'Brien, light heavyweight boxing champion of the world.