| KNVB beker 1990/1991 - Appearances as Referee |  |
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| 15/12/1990 | VC Vlissingen | - | FC Groningen | 1:3 | - | - | - |
| KNVB beker 1990/1991 - Appearances as Referee | |
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| 15/12/1990 | VC Vlissingen | - | FC Groningen | 1:3 | - | - | - |
| Complete name: | John Janssen |
| Born: | 02/12/1950 |
| Place of birth: |
Netherlands |
| Nationality: |
Netherlands |