Mike O'Brien boxeador
- combates
- 4
- ganados
- 2
- perdidos
- 1
- empates
- 0
- Estado
- inactive
- División
- lightweight
- Debut
- 1904-01-14
- Altura
- -
- Alcanza
- -
- Edad
- -
- Nacimiento
- -
- Muerte
- -
- Nacionalidad
- USA
| Fecha | Oponente | Resultados últimos oponentes | Lugar | Resultado |
|---|---|---|---|---|
| 1904-03-21 | Pat McHenry | debut | Broadway A.C., Chester | DRAW |
| 1904-02-20 | Kid Barber | W | Richmond A.C., Philadelphia | NC No Contest |
| 1904-02-18 | Johnny Carney | L | Broadway A.C., Philadelphia | LOST |
| 1904-02-12 | Phil Griffin | LDWWLW | Lenox A.C., Philadelphia | DRAW |
| 1904-02-11 | Charley Kelly | WLWWDL | Broadway A.C., Philadelphia | WIN Technical knockout |
| 1904-02-04 | Joe Jackson | LWLWLL | Broadway A.C., Philadelphia | DRAW |
| 1904-02-01 | Eddie Chambers | WWWLDD | Lenox A.C., Philadelphia | LOST |
| 1904-01-23 | Young Riley | WDWLDW | Richmond A.C., Philadelphia | WIN Technical knockout |
| 1904-01-14 | Tommy Brady | WWDWWL | Broadway A.C., Philadelphia | LOST |