Johnny Sinn boxer
- bouts
- 9
- won
- 6
- lost
- 2
- draw
- 0
- Status
- inactive
- Division
- welterweight
- Debut
- 1952-07-04
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Australia
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1953-10-09 | Mario Miani | debut | Brisbane Stadium, Brisbane | NC No Contest |
| 1953-09-25 | Ricky Brown | LLLWWW | Brisbane Stadium, Brisbane | WIN KO |
| 1953-09-14 | Max Connolly | LWLWWL | Brisbane Stadium, Brisbane | LOST Technical knockout |
| 1953-07-10 | Johnny Monsell | LWLLWL | Brisbane Stadium, Brisbane | WIN Technical knockout |
| 1953-06-22 | Gene Moran | WWLWLL | Brisbane Stadium, Brisbane | WIN Technical knockout |
| 1953-06-15 | Bos Holly | WWWW | Brisbane Stadium, Brisbane | WIN KO |
| 1953-05-29 | Jimmy Chapel | LW | Brisbane Stadium, Brisbane | WIN KO |
| 1952-07-11 | Graham Mellas | WW | Brisbane Stadium, Brisbane | LOST Technical knockout |
| 1952-07-04 | Ern Cameron | debut | Brisbane Stadium, Brisbane | WIN Technical knockout |