| KNVB beker 1962/1963 - Appearances as Referee |  |
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| 13/10/1962 | VSV Velsen | - | RKVV Wilhelmina | 3:1 | - | - | - |
| 30/04/1963 | USV Elinkwijk | - | PSV Eindhoven | 3:2 aet | - | - | - |
| KNVB beker 1962/1963 - Appearances as Referee | |
|
|
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| 13/10/1962 | VSV Velsen | - | RKVV Wilhelmina | 3:1 | - | - | - |
| 30/04/1963 | USV Elinkwijk | - | PSV Eindhoven | 3:2 aet | - | - | - |
| Complete name: | Wilhelmus Jacobus Maria Schalks |
| Born: | 21/03/1923 † 25/10/2017 |
| Place of birth: |
Leiden, 
Netherlands |
| Residence: | Leiden |
| Nationality: |
Netherlands |