Jack O' Brien boxer
- bouts
- 2
- won
- 1
- lost
- 1
- draw
- 0
- Status
- inactive
- Division
- light heavyweight
- Debut
- 1965-11-23
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1966-02-09 | Johnny Hardwick | debut | Richmond Arena, Richmond | LOST Technical knockout |
| 1965-11-23 | Rudy Robinson | LLLLWW | City Arena, Richmond | WIN Technical knockout |