John Costello boxeador
- combates
- 5
- ganados
- 2
- perdidos
- 3
- empates
- 0
- Estado
- inactive
- División
- super featherweight
- Debut
- 1947-06-28
- Altura
- -
- Alcanza
- -
- Edad
- -
- Nacimiento
- -
- Muerte
- -
- Nacionalidad
- Australia
| Fecha | Oponente | Resultados últimos oponentes | Lugar | Resultado |
|---|---|---|---|---|
| 1948-04-24 | George Walters | debut | West Melbourne Stadium, Melbourne | LOST Points |
| 1947-11-15 | Alan Goodwin | L | West Melbourne Stadium, Melbourne | WIN Points |
| 1947-10-25 | Dick Lee | debut | West Melbourne Stadium, Melbourne | LOST Points |
| 1947-09-27 | Bobby Keegan | debut | West Melbourne Stadium, Melbourne | LOST Points |
| 1947-06-28 | Alex Roberts | debut | West Melbourne Stadium, Melbourne | WIN Points |
