| KNVB beker 2021/2022 - Appearances as Assistant | ||||
| 26/10/2021 | Sparta Nijkerk | - | ADO Den Haag | 0:2 |
| 18/01/2022 | RKC Waalwijk | - | ADO Den Haag | 4:2 aet |
| KNVB beker 2021/2022 - Appearances as Assistant | ||||
| 26/10/2021 | Sparta Nijkerk | - | ADO Den Haag | 0:2 |
| 18/01/2022 | RKC Waalwijk | - | ADO Den Haag | 4:2 aet |
| Complete name: | Erik Koopman |
| Born: | 20/04/1992 |
| Place of birth: |
Netherlands |
| Nationality: |
Netherlands |