Yank O'Brien boxer
- bouts
- 3
- won
- 2
- lost
- 1
- draw
- 0
- Status
- inactive
- Division
- -
- Debut
- 1916-06-09
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1916-07-07 | Terry Brooks | WWWWLW | Commercial A.C., Boston | LOST Points |
| 1916-06-13 | Dave Powers | DLDLWD | Arena (Armory A.A.), Boston | WIN |
| 1916-06-09 | Harry Winters | LLWLLL | Commercial A.C., Boston | WIN KO |