| Challenger Pro League 2022/2023 Relegation - Appearances as Referee |  |
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| 07/04/2023 | KRC Genk II | - | FCV Dender EH | 0:4 | 3 | - | - |
| Challenger Pro League 2022/2023 Relegation - Appearances as Referee | |
|
|
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| 07/04/2023 | KRC Genk II | - | FCV Dender EH | 0:4 | 3 | - | - |
| Complete name: | Klass Clerkx |
| Born: | 17/11/1992 |
| Place of birth: |
Belgium |
| Nationality: |
Belgium |