| KNVB beker 1968/1969 - Appearances as Referee |  |
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| 15/09/1968 | Roda JC Kerkrade | - | PSV Eindhoven | 1:4 | - | - | - |
| 10/11/1968 | Dordrechtsche FC | - | Feijenoord | 0:4 | - | - | - |
| KNVB beker 1968/1969 - Appearances as Referee | |
|
|
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| 15/09/1968 | Roda JC Kerkrade | - | PSV Eindhoven | 1:4 | - | - | - |
| 10/11/1968 | Dordrechtsche FC | - | Feijenoord | 0:4 | - | - | - |
| Complete name: | Frans Derks |
| Born: | 01/11/1930 † 25/09/2020 |
| Place of birth: |
Vaals, 
Netherlands |
| Residence: | Breda |
| Nationality: |
Netherlands |