| DFB-Pokal 1999/2000 - Appearances as Referee |  |
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| 07/08/1999 | Werder Bremen II | - | Fortuna Köln | 3:1 | 6 | - | - |
| DFB-Pokal 1999/2000 - Appearances as Referee | |
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| 07/08/1999 | Werder Bremen II | - | Fortuna Köln | 3:1 | 6 | - | - |
| Complete name: | Olaf Blumenstein |
| Born: | 24/09/1961 |
| Place of birth: |
Germany |
| Nationality: |
Germany |