O'Brien boxer
- bouts
- 2
- won
- 2
- lost
- 0
- draw
- 0
- Status
- inactive
- Division
- -
- Debut
- 1908-04-02
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1908-05-07 | Young Ketchel | debut | West End A.C., Lawrence | WIN Technical knockout |
| 1908-04-02 | Morris | debut | Unity Cycle Club, Lawrence | WIN Points |