| U21 EURO Qualifiers 2017/2018 - Appearances as Assistant | ||||
| 10/10/2017 | Kazakhstan | - | Bulgaria | 1:1 |
| 14/11/2017 | Turkey | - | Belgium | 1:2 |
| U21 EURO Qualifiers 2017/2018 - Appearances as Assistant | ||||
| 10/10/2017 | Kazakhstan | - | Bulgaria | 1:1 |
| 14/11/2017 | Turkey | - | Belgium | 1:2 |
| Complete name: | Radosław Siejka |
| Born: | 17/09/1974 |
| Place of birth: |
Poland |
| Nationality: |
Poland |