Pat O'Brien boxer
- bouts
- 3
- won
- 0
- lost
- 3
- draw
- 0
- Status
- inactive
- Division
- light heavyweight
- Debut
- 1931-09-18
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1939-01-09 | Billy Miske Jr. | WWWWWW | Palace Theatre, Minneapolis | LOST Technical knockout |
| 1938-03-28 | Clarence Batsel | W | Columbia Gymnasium Arena, Louisville | LOST Technical knockout |
| 1932-09-01 | Johnny O'Hara | LLWLDL | Auditorium, Saint Paul | LOST |
| 1932-04-19 | Caddy Casey | WWDLWD | Saint Paul | LOST |
| 1931-09-18 | Mel Coleman | WWWWLW | Saint Paul | LOST KO |