Jack Duncan boxer
- bouts
- 17
- won
- 7
- lost
- 9
- draw
- 1
- Status
- inactive
- Division
- middleweight
- Debut
- 1938-06-23
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- New Zealand
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1947-03-03 | Ian Cruickshank | WW | Town Hall, Dunedin | LOST Points |
| 1946-07-23 | Noel Dornan | LLLWLW | Opera House, New Plymouth | DRAW Points |
| 1946-07-18 | Alf McMullen | WWLLLW | Opera House, Wanganui | WIN Points |
| 1946-06-20 | Eric O'Neill | LWW | Opera House, Wanganui | WIN Points |
| 1946-06-10 | Tommy Downes | L | Opera House, Palmerston North | LOST Points |
| 1946-03-12 | Alf McMullen | LLLLWW | Opera House, New Plymouth | LOST Points |
| 1945-11-26 | Joe Collins | WDWLW | Opera House, Palmerston North | LOST Points |
| 1945-09-03 | Laurie Bolger | WWW | Town Hall, Dunedin | LOST Points |
| 1945-08-14 | Billy Little | WL | Theatre Royal, Hamilton | WIN Points |
| 1945-07-09 | Bos Murphy | LWWW | Town Hall, Wellington | LOST Technical knockout |
| 1945-06-18 | Ken Wright | LLWW | Town Hall, Auckland | WIN Points |
| 1945-05-21 | Tommy Hanson | LWLWLL | Labour Hall, Petone | LOST Points |
| 1945-05-10 | Vic Caltaux | DWLLWW | Municipal Theatre, Hastings | LOST Technical knockout |
| 1944-11-02 | Ernie Underwood | LWLLLL | Municipal Theatre, Hastings | WIN Points |
| 1938-07-21 | Johnny Dean | LL | Town Hall, Frankton | WIN Points |
| 1938-07-04 | Bob McLachlan | W | Town Hall, Auckland | LOST Points |
| 1938-06-23 | Pat Murphy | debut | Theatre Royal, Hamilton | WIN Points |