| KNVB beker 1970/1971 - Appearances as Referee |  |
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| 08/11/1970 | PSV Eindhoven | - | Feijenoord | 2:4 pso | - | - | - |
| 21/04/1971 | AFC Ajax | - | SC NEC | 2:0 | - | - | - |
| KNVB beker 1970/1971 - Appearances as Referee | |
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| 08/11/1970 | PSV Eindhoven | - | Feijenoord | 2:4 pso | - | - | - |
| 21/04/1971 | AFC Ajax | - | SC NEC | 2:0 | - | - | - |
| Complete name: | Koenraad Brouwer |
| Born: | 29/07/1925 † 08/04/2009 |
| Place of birth: |
Vlaardingen, 
Netherlands |
| Nationality: |
Netherlands |