| KNVB beker 1991/1992 - Appearances as Referee |  |
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 |
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| 12/10/1991 | BVV Den Bosch | - | SVV/Dordrecht '90 | 4:1 | - | - | - |
| 08/04/1992 | Feyenoord | - | Sparta Rotterdam | 5:3 pso | 2 | - | - |
| KNVB beker 1991/1992 - Appearances as Referee | |
|
|
||||
| 12/10/1991 | BVV Den Bosch | - | SVV/Dordrecht '90 | 4:1 | - | - | - |
| 08/04/1992 | Feyenoord | - | Sparta Rotterdam | 5:3 pso | 2 | - | - |
| Complete name: | John Blankenstein |
| Born: | 12/02/1949 † 25/08/2006 |
| Place of birth: |
Den Haag, 
Netherlands |
| Nationality: |
Netherlands |