| Playoffs Eredivisie 1998/1999 Nacompetitie - Appearances as Referee |  |
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| 19/06/1999 | FC Zwolle | - | Dordrecht '90 | 1:4 | - | - | - |
| Playoffs Eredivisie 1998/1999 Nacompetitie - Appearances as Referee | |
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|
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| 19/06/1999 | FC Zwolle | - | Dordrecht '90 | 1:4 | - | - | - |
| Complete name: | Hennie de Graaf |
| Born: | 14/03/1959 |
| Place of birth: |
Netherlands |
| Nationality: |
Netherlands |