© Photo: DJV
William Katsilieris
#5 Calgary Flames U18 AAA / AEHL U18 - 26/27
- Date of Birth
- Dec 26, 2009
- Age
- 16
- Place of Birth
- Calgary, AB, CAN
- Nation
- Canada
- Youth Team
- -
- Position
- D
- Height
- 188 cm / 6'2"
- Weight
- 84 kg / 185 lbs
- Shoots
- L
- Contract
- -
1
| S | Team | League | GP | G | A | TP | PIM | +/- | Post | GP | G | A | TP | PIM | +/- |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022-2023 |  NWCAA Bruins U15 AA | HCAA U15 | 5 | 0 | 0 | 0 | 0 | - | Playoffs | 4 | 0 | 1 | 1 | 0 | - |
| 2023-2024 | NWCAA Bruins U15 AA | HCAA U15 | 28 | 12 | 10 | 22 | 51 | - | Playoffs | 5 | 0 | 2 | 2 | 4 | - |
| 2023-2024 | Calgary Flames U15 AAA | AEHL U15 | 4 | 0 | 0 | 0 | 2 | - | Playoffs | 2 | 0 | 0 | 0 | 0 | - |
| 2024-2025 | Calgary Flames U18 AAA | AEHL U18 | 6 | 1 | 2 | 3 | 2 | - | |||||||
| 2024-2025 | Calgary Flames U17 AAA | AEHL U17 | 31 | 8 | 13 | 21 | 12 | - | Playoffs | 9 | 5 | 4 | 9 | 2 | - |
| 2025-2026 | Calgary Flames U18 AAA | AEHL U18 | 36 | 8 | 17 | 25 | 18 | - | Playoffs | 7 | 0 | 1 | 1 | 2 | - |
| 2025-2026 | Olds Grizzlys | AJHL | 2 | 0 | 0 | 0 | 0 | - | |||||||
| 2026-2027 | Calgary Flames U18 AAA | AEHL U18 | 9 | 2 | 4 | 6 | 6 | - |
| S | Team | League | GP | G | A | TP | PIM | +/- | Post | GP | G | A | TP | PIM | +/- |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024-2025 | Calgary Flames U17 AAA | CIHA Winter Classic | 6 | 0 | 3 | 3 | 4 | - | |||||||
| 2024-2025 | Calgary Flames U18 AAA | Circle K Classic | 1 | 0 | 0 | 0 | 0 | - | |||||||
| 2025-2026 | Calgary Flames U18 AAA | Circle K Classic | 4 | 0 | 4 | 4 | 0 | - |
| League | Seasons | GP | G | A | TP | PPG | PIM | +/- | Seasons | GP | G | A | TP | PPG | PIM | +/- |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AEHL U15 | 1 | 4 | 0 | 0 | 0 | 0.00 | 2 | - | 1 | 2 | 0 | 0 | 0 | 0.00 | 0 | - |
| AEHL U17 | 1 | 31 | 8 | 13 | 21 | 0.68 | 12 | - | 1 | 9 | 5 | 4 | 9 | 1.00 | 2 | - |
| AEHL U18 | 3 | 51 | 11 | 23 | 34 | 0.67 | 26 | - | 1 | 7 | 0 | 1 | 1 | 0.14 | 2 | - |
| AJHL | 1 | 2 | 0 | 0 | 0 | 0.00 | 0 | - | 0 | |||||||
| CIHA Winter Classic | 1 | 6 | 0 | 3 | 3 | 0.50 | 4 | - | 0 | |||||||
| Circle K Classic | 2 | 5 | 0 | 4 | 4 | 0.80 | 0 | - | 0 | |||||||
| HCAA U15 | 2 | 33 | 12 | 10 | 22 | 0.67 | 51 | - | 2 | 9 | 0 | 3 | 3 | 0.33 | 4 | - |
| Team | Seasons | GP | G | A | TP | PPG | PIM | +/- | Seasons | GP | G | A | TP | PPG | PIM | +/- |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Calgary Flames U15 AAA | 1 | 4 | 0 | 0 | 0 | 0.00 | 2 | - | 1 | 2 | 0 | 0 | 0 | 0.00 | 0 | - |
| Calgary Flames U17 AAA | 1 | 37 | 8 | 16 | 24 | 0.65 | 16 | - | 1 | 9 | 5 | 4 | 9 | 1.00 | 2 | - |
| Calgary Flames U18 AAA | 3 | 56 | 11 | 27 | 38 | 0.68 | 26 | - | 1 | 7 | 0 | 1 | 1 | 0.14 | 2 | - |
| NWCAA Bruins U15 AA | 2 | 33 | 12 | 10 | 22 | 0.67 | 51 | - | 2 | 9 | 0 | 3 | 3 | 0.33 | 4 | - |
| Olds Grizzlys | 1 | 2 | 0 | 0 | 0 | 0.00 | 0 | - | 0 |