| Ekstraklasa 2024/2025 - Appearances as Assistant | ||||
| 27/07/2024 | FKS Stal Mielec | - | GKS Katowice | 0:1 |
| 15/03/2025 | Widzew Łódź | - | GKS Katowice | 1:0 |
| 28/03/2025 | Legia Warszawa | - | Pogoń Szczecin | 0:0 |
| 05/04/2025 | Radomiak Radom | - | Zagłębie Lubin | 0:1 |
| Ekstraklasa 2024/2025 - Appearances as Assistant | ||||
| 27/07/2024 | FKS Stal Mielec | - | GKS Katowice | 0:1 |
| 15/03/2025 | Widzew Łódź | - | GKS Katowice | 1:0 |
| 28/03/2025 | Legia Warszawa | - | Pogoń Szczecin | 0:0 |
| 05/04/2025 | Radomiak Radom | - | Zagłębie Lubin | 0:1 |
| Complete name: | Mikołaj Kostrzewa |
| Born: | |
| Place of birth: |
Sweden |
| Nationality: |
Sweden |