John McMahon boxer
- bouts
- 3
- won
- 1
- lost
- 2
- draw
- 0
- Status
- inactive
- Division
- -
- Debut
- 1898-12-08
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1900-03-07 | Jim Fossa | debut | Isoteric A.C., Boston | WIN Points |
| 1900-01-11 | Sadler (Pocahontas) Jennings | debut | Brockton Athletic Club, Brockton | LOST Technical knockout |
| 1898-12-08 | Patsy Sweeney | WDWWWD | Boston | LOST Technical knockout |