| U21 Divisie 1 2023/2024 Herfst - Appearances as Referee |  |
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| 23/09/2023 | SC Cambuur | - | ADO Den Haag | 1:0 | 1 | 1 | - |
| 21/10/2023 | Twente/Heracles | - | Feyenoord | 1:3 | 2 | - | - |
| 25/11/2023 | ADO Den Haag | - | Go Ahead Eagles | 0:1 | 3 | 1 | - |
| U21 Divisie 1 2023/2024 Herfst - Appearances as Referee | |
|
|
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| 23/09/2023 | SC Cambuur | - | ADO Den Haag | 1:0 | 1 | 1 | - |
| 21/10/2023 | Twente/Heracles | - | Feyenoord | 1:3 | 2 | - | - |
| 25/11/2023 | ADO Den Haag | - | Go Ahead Eagles | 0:1 | 3 | 1 | - |
| Complete name: | Haico Michielsen |
| Born: | |
| Place of birth: |
Netherlands |
| Nationality: |
Netherlands |