| U20 Friendlies 2023 - Appearances as Referee |  |
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| 11/09/2023 | Poland | - | Germany | 1:1 | 6 | - | - |
| U20 Friendlies 2023 - Appearances as Referee | |
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| 11/09/2023 | Poland | - | Germany | 1:1 | 6 | - | - |
| Complete name: | Marcin Kochanek |
| Born: | 10/11/1991 |
| Place of birth: |
Opole, 
Poland |
| Nationality: |
Poland |