| KNVB beker 1962/1963 - Appearances as Referee |  |
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| 30/04/1963 | Alkmaar '54 | - | De Volewijckers | 2:0 | - | - | - |
| 16/05/1963 | Alkmaar '54 | - | Feijenoord | 2:0 | - | - | - |
| KNVB beker 1962/1963 - Appearances as Referee | |
|
|
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| 30/04/1963 | Alkmaar '54 | - | De Volewijckers | 2:0 | - | - | - |
| 16/05/1963 | Alkmaar '54 | - | Feijenoord | 2:0 | - | - | - |
| Complete name: | Gerard van Oostrum |
| Born: | |
| Place of birth: |
Netherlands |
| Nationality: |
Netherlands |