| U16 Friendlies 2019 - Appearances as Referee |  |
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| 01/04/2019 | Poland | - | Turkey | 0:2 | - | - | - |
| U16 Friendlies 2019 - Appearances as Referee | |
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| 01/04/2019 | Poland | - | Turkey | 0:2 | - | - | - |
| Complete name: | Grzegorz Kawałko |
| Born: | 21/06/1989 |
| Place of birth: |
Poland |
| Residence: | Białystok |
| Nationality: |
Poland |