Ken Jefferson boxer
- bouts
- 15
- won
- 3
- lost
- 12
- draw
- 0
- Status
- inactive
- Division
- featherweight
- Debut
- 1943-12-10
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Australia
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1950-05-08 | Cyril Roberts | DLWWWW | Sydney Stadium, Sydney | LOST KO |
| 1946-11-18 | Ron Taylor | WWWW | Sydney Stadium, Sydney | LOST Technical knockout |
| 1946-11-09 | Freddie Graham | LLLWLL | Sydney Stadium, Sydney | WIN Points |
| 1946-08-29 | Andy Gollan | DLLDLL | Leichhardt Stadium, Sydney | LOST Technical knockout |
| 1946-04-05 | Val Newman | WWLWLW | Brisbane Stadium, Brisbane | LOST Points |
| 1945-12-14 | Frank Kerling | LLLWLL | Brisbane Stadium, Brisbane | LOST Technical knockout |
| 1945-10-26 | Ray Roberts | WDWWW | Brisbane Stadium, Brisbane | LOST Points |
| 1945-08-03 | Col Davis | LWWWWW | Brisbane Stadium, Brisbane | LOST Points |
| 1945-06-15 | Danny Lewis | WWDWLD | Brisbane Stadium, Brisbane | WIN Points |
| 1945-05-25 | Joe Crisafi | WLD | Brisbane Stadium, Brisbane | LOST Technical knockout |
| 1944-09-22 | Limpy Walker | WWWWWW | Brisbane Stadium, Brisbane | LOST Points |
| 1944-09-08 | Ken Hillier | W | Brisbane Stadium, Brisbane | WIN Technical knockout |
| 1944-08-18 | Clarrie Manning | WWWWW | Brisbane Stadium, Brisbane | LOST Points |
| 1943-12-17 | Limpy Walker | WLWLWW | Brisbane Stadium, Brisbane | LOST Technical knockout |
| 1943-12-10 | Limpy Walker | WWLWLW | Brisbane Stadium, Brisbane | LOST Points |