Johnny McMahon boxer
- bouts
- 4
- won
- 1
- lost
- 2
- draw
- 1
- Status
- inactive
- Division
- welterweight
- Debut
- 1937-10-22
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- United Kingdom
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1946-10-29 | Allen Steward | debut | Retford | LOST Points |
| 1946-07-19 | Jock Bonas | WWLWLW | Olympia Skating Rink, Mexborough | LOST KO |
| 1938-03-21 | Dennis Chadwick | LWWWW | Pontefract Corporation Baths, Pontefract | WIN Corner retirement |
| 1937-10-22 | Tommy Tune | LLLLLL | Gaiety Skating Rink, Castleford | DRAW Points |