| Ekstraklasa 2019/2020 Championship - Appearances as Assistant | ||||
| 05/07/2020 | Piast Gliwice | - | Śląsk Wrocław | 1:0 |
| 12/07/2020 | Piast Gliwice | - | Jagiellonia Białystok | 2:0 |
| Ekstraklasa 2019/2020 Championship - Appearances as Assistant | ||||
| 05/07/2020 | Piast Gliwice | - | Śląsk Wrocław | 1:0 |
| 12/07/2020 | Piast Gliwice | - | Jagiellonia Białystok | 2:0 |
| Complete name: | Tomasz Niemirowski |
| Born: | |
| Place of birth: |
Poland |
| Nationality: |
Poland |