Billy Mahon (Mahan) boxer
- bouts
- 11
- won
- 6
- lost
- 5
- draw
- 0
- Status
- inactive
- Division
- heavyweight
- Debut
- 1932-04-26
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1940-03-05 | Joe Downey | WWWWWW | Watres Armory, Scranton | LOST KO |
| 1940-01-29 | Joe Matisi | debut | Laurel Garden, Newark | LOST KO |
| 1939-03-06 | Johnny Glover | LWL | Arena, Trenton | WIN |
| 1937-12-13 | Ralph Ivins | WW | Armory, Trenton | LOST Technical knockout |
| 1935-09-30 | Bob O'Brien | debut | Moose Hall, Trenton | LOST Points |
| 1935-09-23 | Andy Wallace | WLLLLL | Arena, Trenton | WIN KO |
| 1935-09-09 | Jack Gordon | debut | Arena, Trenton | WIN KO |
| 1935-05-13 | Tony Pastor | W | Arena, Trenton | WIN Points |
| 1935-03-25 | Lester Miller | LLWLLL | Arena, Trenton | WIN KO |
| 1935-02-18 | Jack Lewis | L | Arena, Trenton | WIN KO |
| 1932-08-15 | Larry Crabtree | WDLWLL | Outdoor High School Field, Trenton | LOST Points |
| 1932-04-26 | Larry Crabtree | WWWDLW | Armory, Trenton | WIN Points |