Jack Duffy boxer
- bouts
- 3
- won
- 1
- lost
- 2
- draw
- 0
- Status
- inactive
- Division
- welterweight
- Debut
- 1950-06-09
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1950-07-11 | Elmer Lakatos | W | Zivic Arena, Millvale | LOST Technical knockout |
| 1950-06-14 | Willie Knuckles | debut | Zivic Arena, Millvale | LOST Points |
| 1950-06-09 | Gene Kelly | debut | Jaffa Mosque Arena, Altoona | WIN Points |