Jack Costello boxer
- bouts
- 4
- won
- 1
- lost
- 2
- draw
- 1
- Status
- inactive
- Division
- featherweight
- Debut
- 1920-01-07
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1920-10-25 | Sergeant Pitts | L | Hippodrome Theater, Salt Lake City | DRAW Points |
| 1920-10-04 | Pat Gilbert | DWWDLL | Hippodrome Theater, Salt Lake City | LOST KO |
| 1920-09-27 | Jimmie Elliott | W | Hippodrome Theater, Salt Lake City | WIN KO |
| 1920-01-07 | Bill Ketchell | debut | Armory Arena, Salt Lake City | LOST Technical knockout |