Jimmy O'Brien boxer
- bouts
- 15
- won
- 9
- lost
- 3
- draw
- 1
- Status
- inactive
- Division
- featherweight
- Debut
- 1913-12-16
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Australia
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1922-02-04 | Tony Delace | LL | Sydney Stadium, Sydney | WIN Technical knockout |
| 1921-09-24 | Bill Thurbon | WWLWLL | Sydney Stadium, Sydney | LOST Points |
| 1915-04-07 | Matt Murphy | WWWLWL | Olympia Stadium, Newtown, Sydney | WIN Points |
| 1915-03-27 | Reg Wheeler | debut | Baker's Stadium, Brisbane | DRAW Points |
| 1915-03-06 | Frank Fitzjohn | LWWLLL | Olympia A.C. Newtown, Sydney | NC |
| 1914-12-31 | Phil Guthrie | LWWWLL | Sydney Stadium, Sydney | WIN Points |
| 1914-10-31 | Billy Yates | LLLWWW | Sydney Stadium, Sydney | LOST KO |
| 1914-06-03 | W.J. (Watty) Austin | WWWLWL | Baker's Stadium, Brisbane | WIN Points |
| 1914-05-23 | Frankie Ellis | LWWWW | Baker's Stadium, Brisbane | NC |
| 1914-04-28 | Lee Johnson | WWDWDW | Olympia A.C. Newtown, Sydney | LOST KO |
| 1914-02-02 | Theo Burns | LWLWWW | Olympia A.C. Newtown, Sydney | WIN Points |
| 1914-01-27 | Joe Goode | WWW | Olympia A.C. Newtown, Sydney | WIN Points |
| 1914-01-20 | George Newbury | WLWWLW | Olympia A.C., Newtown, Sydney | WIN Points |
| 1914-01-09 | Frankie Ellis | WDLWW | Olympia A.C. Newtown, Sydney | WIN Points |
| 1913-12-16 | Jack White | debut | Olympia A.C. Newtown, Sydney | WIN Points |