| Oberliga Hamburg 2021/2022 Abstieg - Appearances as Referee |  |
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| 24/04/2022 | Union Tornesch | - | HSV Barmbek-Uhlenhorst | 3:0 | - | - | - |
| Oberliga Hamburg 2021/2022 Abstieg - Appearances as Referee | |
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| 24/04/2022 | Union Tornesch | - | HSV Barmbek-Uhlenhorst | 3:0 | - | - | - |
| Complete name: | Dr. Gerrit Breetholt |
| Born: | |
| Place of birth: |
Germany |
| Nationality: |
Germany |