Jim O'Brien boxer
- bouts
- 43
- won
- 21
- lost
- 19
- draw
- 3
- Status
- inactive
- Division
- featherweight
- Debut
- 1933-01-16
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- United Kingdom
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1951-06-23 | Billy Spider Kelly | WWWWLW | Ulster Hall, Belfast | LOST Technical knockout |
| 1950-12-02 | Pat McCusker | WWWLWD | Ulster Hall, Belfast | WIN KO |
| 1950-10-21 | Tommy Wilson | WWWWWW | Ulster Hall, Belfast | WIN Corner retirement |
| 1950-08-16 | Jim Clarke | LLLWLW | Ulster Hall, Belfast | WIN Corner retirement |
| 1950-03-11 | Jim Clarke | WWLLL | Ulster Hall, Belfast | WIN KO |
| 1949-03-16 | Bob McKay | LWWWL | Belfast | WIN Points |
| 1948-06-28 | Bob Frost | WWWWWL | The Arena, Mile End | LOST Technical knockout |
| 1947-11-19 | Jackie Marshall | WWWDWW | Kelvin Hall, Glasgow | LOST Points |
| 1947-05-31 | John Red Doran | debut | Ulster Hall, Belfast | LOST Corner retirement |
| 1947-04-24 | Joe Connolly | WLLLLW | The Stadium, Liverpool | WIN Technical knockout |
| 1942-06-05 | Charlie Meikle | LLDWLL | Rialto, Belfast | LOST Points |
| 1942-05-25 | Jim Thompson | WLWDDW | Rialto, Belfast | LOST Points |
| 1942-05-23 | Al Bryson | LLLLLL | Belfast | WIN Technical knockout |
| 1941-07-05 | Max Brady | LLWWWW | Ulster Hall, Belfast | LOST Points |
| 1941-05-31 | Max Brady | WWLLWW | Ulster Hall, Belfast | LOST Points |
| 1940-11-27 | Al Graham | D | Ulster Hall, Belfast | WIN Points |
| 1940-08-24 | Max Brady | LWWLDW | Ulster Hall, Belfast | WIN Points |
| 1940-06-22 | Dempsey Brady | WWLLD | Belfast | LOST Points |
| 1940-04-03 | Max Brady | DWWLLD | Belfast | WIN Points |
| 1939-04-15 | Max Brady | WWWLDW | Ulster Hall, Belfast | LOST Points |
| 1938-10-22 | Bunty Doran | WWWWWW | Ulster Hall, Belfast | LOST Points |
| 1938-10-05 | Bunty Doran | WWWWWW | Ulster Hall, Belfast | LOST Points |
| 1938-09-05 | Tommy Wilson | LWWL | Chapel Fields Arena, Belfast | LOST Points |
| 1938-08-13 | Dick Frame | LWWWWL | Ulster Hall, Belfast | LOST Corner retirement |
| 1938-08-03 | Al Bryson | DLLLL | Ulster Hall, Belfast | WIN Corner retirement |
| 1938-07-25 | Jim Lagan | WWLLWL | Belfast | WIN Corner retirement |
| 1938-06-20 | Bud Shaw | LLLLLW | Belfast | WIN Points |
| 1938-02-11 | Pat Purcell | debut | Belfast | WIN Points |
| 1938-01-15 | Jackie Graham | LWDDWW | Ulster Hall, Belfast | LOST Technical knockout |
| 1938-01-10 | Sam Ramsey | LDWLWW | Arena, Belfast | LOST Points |
| 1938-01-01 | Sam Ramsey | WLDWLW | Belfast | LOST Points |
| 1937-12-04 | Young Mackie | W | Belfast | WIN KO |
| 1937-10-18 | Jim Mitchell | L | Chapel Fields Arena, Belfast | WIN Points |
| 1937-09-30 | Rab O'Reilly | WWWDLL | Arena, Belfast | WIN Technical knockout |
| 1937-09-25 | Rab O'Reilly | WWWWDL | Arena, Belfast | WIN Points |
| 1937-09-04 | Al Bryson | D | Arena, Belfast | WIN Points |
| 1937-08-30 | Syd Jamison | W | Belfast | DRAW Points |
| 1937-08-18 | Al Bryson | debut | Chapel Fields Arena, Belfast | DRAW Points |
| 1937-08-04 | Jim Fallone | LL | Arena, Belfast | WIN Points |
| 1937-07-28 | Jackie Graham | WLLWDD | Belfast | LOST Points |
| 1933-01-16 | Tommy Connolly | WLLLDL | St Marys Hall, Belfast | LOST Points |