Kārlis Mauriņš
| Jersey number | 15 |
| Position | Defenseman |
| Birth date | 18.04.2012 |
| Country | Latvia |
| RHC career | Team | GP | G | A | PTS | PIM | PPG | SHG | GWG | OTG |
| 2025 U14 AA: | Jelgavas LSS (JEL) | 8 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
| 2025 U13 AAA: | Jelgavas LSS (JEL) | 9 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 |
| 2024 U13: | Jelgavas LSS (JEL) | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2024 U12 AA: | Jelgavas LSS (JEL) | 7 | 0 | 2 | 2 | 2 | 0 | 0 | 0 | 0 |
| 2023 U12 AA: | Jelgavas LSS (JEL) | 7 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
| 2023 U11: | Jelgavas LSS (JEL) | 7 | 1 | 0 | 1 | 4 | 1 | 0 | 0 | 0 |
| 2022/SE U11: | Jelgavas LSS (JEL) | 6 | 1 | 1 | 2 | 4 | 0 | 0 | 0 | 0 |
| 2022 U10: | Jelgavas LSS (JEL) | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2022 U11: | Jelgavas LSS (JEL) | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2021/SE U11: | Jelgavas LSS (JEL) | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
