MIDDLEWEIGHT division
JACK O'BRIEN
RetiredDebut: 1924-09-02· Career: 1924–1934 (11 years)
Wins
4
Losses
12
Draws
1
NC
0
Rated Fights
17
Head-to-Head Comparison
Compare JACK O'BRIEN's career against any other fighter on record — records, ratings, common opponents, and any direct bouts.
Complete Record — 17 Bouts
| Date | Result | Opponent | Rds | Div. | Rate | |
|---|---|---|---|---|---|---|
| 🔒 13 DEC 1934 | LOSS | CHARLIE ABREW | 10 | FLYWEIGHT | — | |
| 🔒 06 DEC 1934 | LOSS | RON RICHARDS | 8 | MIDDLEWEIGHT | — | |
| 🔒 17 NOV 1934 | LOSS | FRED HENNEBERRY | 13 | MIDDLEWEIGHT | — | |
| 🔒 07 JUL 1934 | LOSS | MANUEL ABREW | 8 | HEAVYWEIGHT | — | |
| 🔒 27 JUN 1934 | DRAW | RON RICHARDS | 15 | MIDDLEWEIGHT | — | |
| 🔒 07 MAY 1934 | LOSS | FRED HENNEBERRY | 12 | MIDDLEWEIGHT | — | |
| 🔒 28 APR 1934 | DEC | RON RICHARDS | 15 | MIDDLEWEIGHT | — | |
| 🔒 23 MAR 1934 | DEC | RON RICHARDS | 15 | WELTERWEIGHT | — | |
| 🔒 09 FEB 1934 | DEC | PAUL SCHAEFFER | 8 | MIDDLEWEIGHT | — | |
| 🔒 29 JUL 1933 | LOSS | TOMMY FARR | 6 | HEAVYWEIGHT | — | |
| 🔒 29 JAN 1932 | LOSS | JOHNNY ROMERO | 6 | WELTERWEIGHT | — | |
| 🔒 19 JUL 1931 | LOSS | JOCK MCAVOY | 3 | MIDDLEWEIGHT | — | |
| 🔒 22 MAR 1931 | LOSS | JACK CASEY | 3 | MIDDLEWEIGHT | — | |
| 🔒 17 MAR 1931 | LOSS | JACK CASEY | 7 | MIDDLEWEIGHT | — | |
| 🔒 02 MAR 1931 | LOSS | JACK CASEY | 10 | MIDDLEWEIGHT | — | |
| 🔒 10 FEB 1928 | DQ | LUD ABELLA | 3 | LIGHTWEIGHT | — | |
| 🔒 02 SEP 1924 | LOSS | WILDCAT MONTE | 3 | WELTERWEIGHT | — |
Some bouts are locked in the archive
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