| U20 Friendlies 2019 - Appearances as Referee |  |
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 |
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| 22/03/2019 | Germany | - | Portugal | 1:0 | 4 | - | - |
| 10/10/2019 | Germany | - | Poland | 3:4 | - | - | - |
| U20 Friendlies 2019 - Appearances as Referee | |
|
|
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| 22/03/2019 | Germany | - | Portugal | 1:0 | 4 | - | - |
| 10/10/2019 | Germany | - | Poland | 3:4 | - | - | - |
| Complete name: | Jochem Kamphuis |
| Born: | 11/04/1986 |
| Place of birth: |
Netherlands |
| Residence: | Meerstad |
| Nationality: |
Netherlands |