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© Photo: Dan Hickling
Jack Duff
Allen Americans / ECHL - 26/27
- Date of Birth
- Jan 23, 2000
- Age
- 26
- Place of Birth
- Kingston, ON, CAN
- Nation
- Canada
- Youth Team
- -
- Position
- D
- Height
- 190 cm / 6'3"
- Weight
- 100 kg / 220 lbs
- Shoots
- L
- Contract
- 26/27
1
| Post | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2015-2016 |  Greater Kingston Front. U16 AAA | ETAHL U16 | 34 | 2 | 26 | 28 | 26 | - | |||||||
| 2016-2017 | Chatham Maroons | GOJHL | 14 | 0 | 4 | 4 | 17 | - | |||||||
| 2016-2017 |  Erie Otters | OHL | 2 | 0 | 0 | 0 | 6 | 0 | |||||||
| 2017-2018 | Erie Otters | OHL | 63 | 1 | 9 | 10 | 44 | -11 | |||||||
| 2018-2019 | Erie Otters | OHL | 66 | 4 | 17 | 21 | 56 | -3 | |||||||
| 2019-2020 | Erie Otters "C" | OHL | 63 | 4 | 14 | 18 | 77 | 18 | |||||||
| 2020-2021 | Did not play | - | - | - | - | - | - | ||||||||
| 2021-2022 | Queen's Univ. | USports | 16 | 2 | 3 | 5 | 18 | - | Playoffs | 1 | 1 | 0 | 1 | 0 | - |
| 2022-2023 | Queen's Univ. | USports | 19 | 2 | 6 | 8 | 26 | - | |||||||
| 2023-2024 | Queen's Univ. "C" | USports | 26 | 4 | 10 | 14 | 12 | - | Playoffs | 2 | 0 | 1 | 1 | 0 | - |
| 2024-2025 | Queen's Univ. "C" | USports | 24 | 1 | 3 | 4 | 25 | - | Playoffs | 5 | 0 | 0 | 0 | 2 | - |
| 2025-2026 | Queen's Univ. "C" | USports | 26 | 0 | 3 | 3 | 26 | - | Playoffs | 8 | 0 | 1 | 1 | 4 | - |
| 2025-2026 | Toledo Walleye | ECHL | 3 | 0 | 0 | 0 | 0 | 3 | |||||||
| 2026-2027 | Toledo Walleye | ECHL | 1 | 0 | 0 | 0 | 0 | -1 | |||||||
| 2026-2027 | Allen Americans | ECHL | - | - | - | - | - | - | |||||||
| 2026-2027 |  Projected | ECHL | 64 | 0 | 0 | 0 | 0 | -64 |
| Post | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2015-2016 | Greater Kingston Front. U16 AAA | OHL Cup | 4 | 1 | 1 | 2 | 4 | - | |||||||
| 2024-2025 | Canada "C" | Universiade | 7 | 1 | 1 | 2 | 0 | 4 | |||||||
| 2024-2025 | Queen's Univ. | University Cup | 1 | 0 | 1 | 1 | 2 | 0 |
| ECHL | 2 | 4 | 0 | 0 | 0 | 0.00 | 0 | 2 | 0 | |||||||
| ETAHL U16 | 1 | 34 | 2 | 26 | 28 | 0.82 | 26 | - | 0 | |||||||
| GOJHL | 1 | 14 | 0 | 4 | 4 | 0.29 | 17 | - | 0 | |||||||
| OHL | 4 | 194 | 9 | 40 | 49 | 0.25 | 183 | 4 | 0 | |||||||
| OHL Cup | 1 | 4 | 1 | 1 | 2 | 0.50 | 4 | - | 0 | |||||||
 Universiade | 1 | 7 | 1 | 1 | 2 | 0.29 | 0 | 4 | 0 | |||||||
| University Cup | 1 | 1 | 0 | 1 | 1 | 1.00 | 2 | 0 | 0 | |||||||
| USports | 5 | 111 | 9 | 25 | 34 | 0.31 | 107 | - | 4 | 16 | 1 | 2 | 3 | 0.19 | 6 | - |
| Allen Americans | 1 | - | - | - | - | - | - | - | 0 | |||||||
| Canada (Universiade) | 1 | 7 | 1 | 1 | 2 | 0.29 | 0 | 4 | 0 | |||||||
| Chatham Maroons | 1 | 14 | 0 | 4 | 4 | 0.29 | 17 | - | 0 | |||||||
| Erie Otters | 4 | 194 | 9 | 40 | 49 | 0.25 | 183 | 4 | 0 | |||||||
| Greater Kingston Front. U16 AAA | 1 | 38 | 3 | 27 | 30 | 0.79 | 30 | - | 0 | |||||||
| Queen's Univ. | 5 | 112 | 9 | 26 | 35 | 0.31 | 109 | 0 | 4 | 16 | 1 | 2 | 3 | 0.19 | 6 | - |
| Toledo Walleye | 2 | 4 | 0 | 0 | 0 | 0.00 | 0 | 2 | 0 |
* Some data is missing to provide a correct summary.