Mickey O'Brien boxer
- bouts
- 5
- won
- 1
- lost
- 3
- draw
- 1
- Status
- inactive
- Division
- middleweight
- Debut
- 1926-11-26
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1939-03-13 | Jimmy Ferrara | WLLLW | Carlin's Park, Baltimore | LOST KO |
| 1936-08-10 | Rusty Baker | WWDLWW | Carlin's Park, Baltimore | LOST Technical knockout |
| 1930-11-17 | Billy Strickler | WLLWWW | Fort Washington | WIN Points |
| 1927-03-22 | Frank Weinert | LWDWWL | Auditorium, Washington | LOST KO |
| 1926-11-26 | Eddie Buell | WWLWWW | 104th Regiment Armory, Baltimore | DRAW Points |