Mike O'Brien boxeador
- luta
- 4
- vitória
- 2
- derrota
- 1
- empate
- 0
- Estado
- inactive
- divisão
- lightweight
- Estreia
- 1904-01-14
- Altura
- -
- Alcance
- -
- Idade
- -
- Born
- -
- Death
- -
- Nascimento
- USA
| Data | Adversário | Últimos resultados dos adversários | 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 |