Jimmy O'Brien boxer
- bouts
- 30
- won
- 23
- lost
- 7
- draw
- 0
- Status
- inactive
- Division
- welterweight
- Debut
- 1926-07-26
- Height
- -
- Reach
- -
- Age
- 68
- Born
- 1903-08-24
- Death
- 1971-12-29
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1934-07-14 | Eddie Mays | WLLLWW | Walnut Beach Stadium, Milford | WIN Points |
| 1933-08-17 | Sylvester Davis | WWWWLD | Meadowbrook Arena, North Adams | LOST Points |
| 1933-08-14 | Matty Mario | WLLLWL | Newfield Park, Bridgeport | LOST Points |
| 1933-07-08 | Cocoa Kid | LWLWWL | Walnut Beach Stadium, Milford | LOST Technical knockout |
| 1933-06-22 | Sylvester Davis | WWWWWW | Meadowbrook Arena, North Adams | WIN Unanimous decision |
| 1933-05-15 | Jetty Royal | LWLLLW | Arena, New Haven | WIN Points |
| 1933-01-10 | Jetty Royal | LWL | Columbus Hall, Stamford | WIN Points |
| 1932-09-03 | Jetty Royal | LW | Walnut Beach Stadium, Milford | WIN Points |
| 1932-07-30 | Willie Hussey | LLLLWL | Walnut Beach Stadium, Milford | WIN KO |
| 1932-07-16 | Baby Bear | WWWWWW | Walnut Beach Stadium, Milford | LOST Points |
| 1932-03-03 | Babe Lancaster | DDWDWW | Red Men's Hall, Bridgeport | WIN Points |
| 1932-02-02 | Leo Ledoux | LLWLWW | Red Men's Hall, Bridgeport | WIN Points |
| 1932-01-05 | Willie Lewis | WWLLW | Red Men's Hall, Bridgeport | WIN Points |
| 1931-12-15 | Ray Rivera | LDWLWD | Columbus Hall, Stamford | WIN Points |
| 1931-08-28 | Sylvester Cohen | LWLWLL | Guilbeau Roof Stadium, Bridgeport | WIN Technical knockout |
| 1931-08-13 | Barney Weintraub | LL | Guilbeau Roof Stadium, Bridgeport | WIN Points |
| 1931-07-16 | Johnny Scalzi | WWLWLL | Guilbeau Roof Stadium, Bridgeport | WIN KO |
| 1931-01-16 | Harry Devine | LWWLWW | Thames Arena, New London | LOST Points |
| 1930-11-14 | Eddie Forrester | debut | Park Theatre, Bridgeport | WIN Technical knockout |
| 1930-08-09 | Louis 'Kid' Kaplan | WLWWWW | Walnut Beach Stadium, Milford | LOST Technical knockout |
| 1930-06-19 | Steve Culver | WLWDLL | Newfield Park, Bridgeport | WIN Points |
| 1930-04-24 | Angel Tejeiro | LWLWLL | Red Men's Hall, Bridgeport | WIN Points |
| 1930-03-27 | Alex Tourraine | DLWLWW | Buckingham Hall, Waterbury | WIN Technical knockout |
| 1930-03-07 | Eddie Conley | LLLWLW | Red Men's Hall, Bridgeport | WIN Points |
| 1930-02-21 | Marty Shapiro | DWWLLL | Red Men's Hall, Bridgeport | WIN Points |
| 1930-01-24 | Eddie Moore | LWWWWW | Red Men's Hall, Bridgeport | LOST Points |
| 1929-07-02 | Georgie Day | WWWWLL | Newfield Park, Bridgeport | WIN Points |
| 1929-06-21 | Dominick Orsi | WW | New Rakoczi Arena, Bridgeport | WIN Points |
| 1928-12-31 | Bert Schultz | D | Fairview A.C., Detroit | WIN Points |
| 1926-07-26 | Buck Oliva | debut | Newfield Park, Bridgeport | WIN Points |