Jack Callahan boxer
- bouts
- 4
- won
- 0
- lost
- 2
- draw
- 0
- Status
- inactive
- Division
- welterweight
- Debut
- 1900-01-02
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1900-12-21 | Pat Sullivan | LLWLLL | Central A.C., Philadelphia | LOST Technical knockout |
| 1900-12-15 | Al Fox | LLLL | Central A.C., Philadelphia | NC No Contest |
| 1900-12-06 | Mike Sheehan | LD | Knickerbocker A.C., Philadelphia | WIN |
| 1900-11-22 | Billy Payne | DDWWW | Knickerbocker A.C., Philadelphia | DRAW |
| 1900-09-21 | Billy Payne | LWLLDD | Gray's Ferry A.C., Philadelphia | LOST |
| 1900-09-15 | Al Fox | LLL | Central A.C., Philadelphia | NC No Contest |
| 1900-02-24 | Billy Crone | debut | Central A.C., Philadelphia | LOST |
| 1900-01-02 | Kid Goodman | WWW | Lowell | LOST KO |