| KNVB beker 1978/1979 - Appearances as Referee |  |
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| 17/11/1978 | PSV Eindhoven | - | FC Den Bosch '67 | 3:2 | - | - | - |
| 13/03/1979 | FC Volendam | - | Sparta Rotterdam | 0:0 | - | - | - |
| KNVB beker 1978/1979 - Appearances as Referee | |
|
|
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| 17/11/1978 | PSV Eindhoven | - | FC Den Bosch '67 | 3:2 | - | - | - |
| 13/03/1979 | FC Volendam | - | Sparta Rotterdam | 0:0 | - | - | - |
| Complete name: | Jan F. Beck |
| Born: | 11/08/1933 |
| Place of birth: |
Netherlands |
| Residence: | Amsterdam / Osdorp |
| Nationality: |
Netherlands |