| Conference League 2024/2025 - Appearances as Assistant | ||||
| 28/11/2024 | 1. FC Heidenheim 1846 | - | Chelsea FC | 0:2 |
| 13/03/2025 | Vitória Guimarães | - | Real Betis | 0:4 |
| 10/04/2025 | Legia Warszawa | - | Chelsea FC | 0:3 |
| Conference League 2024/2025 - Appearances as Assistant | ||||
| 28/11/2024 | 1. FC Heidenheim 1846 | - | Chelsea FC | 0:2 |
| 13/03/2025 | Vitória Guimarães | - | Real Betis | 0:4 |
| 10/04/2025 | Legia Warszawa | - | Chelsea FC | 0:3 |
| Complete name: | Erwin Zeinstra |
| Born: | 31/01/1977 |
| Place of birth: |
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| Nationality: |
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