Jack Costin boxer
- bouts
- 4
- won
- 2
- lost
- 2
- draw
- 0
- Status
- inactive
- Division
- featherweight
- Debut
- 1908-06-20
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Australia
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1909-06-12 | Joe Russell | W | Brisbane Stadium, Brisbane | LOST Points |
| 1909-04-24 | Young O Grady | debut | Empire Hall, Kuri Kuri | WIN KO |
| 1908-12-19 | William McCroarey | debut | Summer Park, Newcastle | WIN KO |
| 1908-06-20 | Peter Cook | WWWWWW | Sharp's Hall, Abermain | LOST |