John Mahoney (Young Mahoney) boxeador
- combates
- 2
- ganados
- 1
- perdidos
- 1
- empates
- 0
- Estado
- inactive
- División
- lightweight
- Debut
- 1897-01-18
- Altura
- -
- Alcanza
- -
- Edad
- -
- Nacimiento
- -
- Muerte
- -
- Nacionalidad
- USA
| Fecha | Oponente | Resultados últimos oponentes | Lugar | Resultado |
|---|---|---|---|---|
| 1902-11-06 | Billy Devine | DDWLWD | Broadway A.C., Philadelphia | LOST |
| 1902-01-27 | Izzy Strauss | DLWLL | Penn Art Club, Philadelphia | DRAW |
| 1900-11-26 | Young Starr | DWLLWL | Penn Art Club, Philadelphia | LOST KO |
| 1900-10-01 | Izzy Strauss | WLDLDL | Penn Art Club, Philadelphia | LOST |
| 1900-02-13 | Izzy Strauss | WLDWWL | Industrial Hall, Philadelphia | DRAW |
| 1899-10-28 | Ed Denfass | WWWWWW | Nonpareil A.C., Philadelphia | LOST |
| 1899-07-03 | Jack Everhardt | DDDWW | Greater New York A.C., Brooklyn | WIN Points |
| 1899-05-11 | Young Smyrna | LLWWLD | Masonic Hall, Philadelphia | WIN |
| 1898-05-06 | Spike Sullivan | WWWWWW | Arena, Philadelphia | LOST |
| 1898-02-26 | Tommy Cleary | WWDWWW | Nonpareil A.C., Philadelphia | WIN |
| 1897-01-18 | Steve Flanagan | WLLWW | Winter Circus, Philadelphia | WIN |