Jack McMahn boxer
- bouts
- 3
- won
- 2
- lost
- 1
- draw
- 0
- Status
- inactive
- Division
- featherweight
- Debut
- 1913-05-23
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1919-10-16 | Buck Gratton | L | Moose Hall, Prescott | WIN Points |
| 1919-10-10 | Buck Gratton | debut | Moose Hall, Prescott | WIN Points |
| 1913-05-23 | Frankie Gage | LLDWL | Athletic Club, Phoenix | LOST KO |