© Photo: Dean Woolley
Brien Diffley
#65 Sheffield Steelers / EIHL - 26/27
- Date of Birth
- Jul 08, 1995
- Age
- 31
- Place of Birth
- Burlington, MA, USA
- Nation
- USA
- Youth Team
- -
- Position
- D
- Height
- 188 cm / 6'2"
- Weight
- 84 kg / 185 lbs
- Shoots
- L
- Contract
- 26/27
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| S | Team | League | GP | G | A | TP | PIM | +/- | Post | GP | G | A | TP | PIM | +/- |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2020-2021 |  Cergy-Pontoise | French Cup | 1 | 0 | 0 | 0 | 0 | - | |||||||
| 2021-2022 | Cergy-Pontoise | French Cup | 2 | 0 | 1 | 1 | 0 | - | |||||||
| 2023-2024 |  Sheffield Steelers | EIHL Cup | 12 | 2 | 3 | 5 | 8 | 10 | |||||||
| 2024-2025 | Sheffield Steelers | Champions HL | 8 | 0 | 2 | 2 | 27 | 0 | |||||||
| 2024-2025 | Sheffield Steelers | EIHL Cup | 12 | 0 | 2 | 2 | 8 | -1 | |||||||
| 2025-2026 | Sheffield Steelers | EIHL Cup | 12 | 3 | 1 | 4 | 8 | 1 | |||||||
| 2026-2027 | Sheffield Steelers | EIHL Cup | 9 | 0 | 4 | 4 | 8 | 4 |
| League | Seasons | GP | G | A | TP | PPG | PIM | +/- | Seasons | GP | G | A | TP | PPG | PIM | +/- |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 Champions HL | 1 | 8 | 0 | 2 | 2 | 0.25 | 27 | 0 | 0 | |||||||
 Denmark | 1 | 42 | 2 | 10 | 12 | 0.29 | 16 | 9 | 0 | |||||||
 ECHL | 2 | 97 | 2 | 25 | 27 | 0.28 | 38 | 12 | 0 | |||||||
 EIHL | 4 | 154 | 9 | 56 | 65 | 0.42 | 48 | 67 | 3 | 12 | 1 | 6 | 7 | 0.58 | 2 | 4 |
| EIHL Cup | 4 | 45 | 5 | 10 | 15 | 0.33 | 32 | 14 | 0 | |||||||
| French Cup | 2 | 3 | 0 | 1 | 1 | 0.33 | 0 | - | 0 | |||||||
| Ligue Magnus | 2 | 63 | 4 | 33 | 37 | 0.59 | 64 | 8 | 1 | 11 | 2 | 5 | 7 | 0.64 | 16 | -1 |
 MSHL 16U | 1 | 12 | 0 | 5 | 5 | 0.42 | 8 | - | 0 | |||||||
| MSHL 18U | 1 | 9 | 2 | 2 | 4 | 0.44 | 6 | - | 0 | |||||||
| NCAA | 4 | 97 | 3 | 19 | 22 | 0.23 | 60 | 23 | 0 | |||||||
| USHS-MA | 2 | - | - | - | - | - | - | - | 0 | |||||||
| USHS-Prep | 2 | 55 | 5 | 25 | 30 | 0.55 | - | - | 0 | |||||||
| USPHL Elite | 1 | 11 | 2 | 3 | 5 | 0.45 | 14 | - | 1 | 2 | 0 | 0 | 0 | 0.00 | 0 | - |
| USPHL Premier | 1 | 1 | 0 | 0 | 0 | 0.00 | 0 | - | 0 |
* Some data is missing to provide a correct summary.
| Team | Seasons | GP | G | A | TP | PPG | PIM | +/- | Seasons | GP | G | A | TP | PPG | PIM | +/- |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Boston Jr. Bruins (Premier) | 1 | 1 | 0 | 0 | 0 | 0.00 | 0 | - | 0 | |||||||
| Boston Jr. Bruins (Elite) | 1 | 11 | 2 | 3 | 5 | 0.45 | 14 | - | 1 | 2 | 0 | 0 | 0 | 0.00 | 0 | - |
| Boston Univ. | 4 | 97 | 3 | 19 | 22 | 0.23 | 60 | 23 | 0 | |||||||
| Buckingham Browne & Nichols (MA) | 2 | 55 | 5 | 25 | 30 | 0.55 | - | - | 0 | |||||||
| Burlington High (MA) | 2 | - | - | - | - | - | - | - | 0 | |||||||
| Cergy-Pontoise | 2 | 66 | 4 | 34 | 38 | 0.58 | 64 | 8* | 1 | 11 | 2 | 5 | 7 | 0.64 | 16 | -1 |
| Eastern Mass Senators 16U AAA | 1 | 12 | 0 | 5 | 5 | 0.42 | 8 | - | 0 | |||||||
| Greenville Swamp Rabbits | 1 | 54 | 1 | 17 | 18 | 0.33 | 16 | 5 | 0 | |||||||
| Manchester Monarchs | 1 | 10 | 0 | 3 | 3 | 0.30 | 2 | -1 | 0 | |||||||
| Odense Bulldogs | 1 | 42 | 2 | 10 | 12 | 0.29 | 16 | 9 | 0 | |||||||
| Sheffield Steelers | 4 | 207 | 14 | 68 | 82 | 0.40 | 107 | 81 | 3 | 12 | 1 | 6 | 7 | 0.58 | 2 | 4 |
| Valley Jr. Warriors 18U AAA | 1 | 9 | 2 | 2 | 4 | 0.44 | 6 | - | 0 | |||||||
| Wheeling Nailers | 1 | 33 | 1 | 5 | 6 | 0.18 | 20 | 8 | 0 |
* Some data is missing to provide a correct summary.