| Oberliga Westfalen 2022/2023 - Appearances as Referee |  |
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| 04/09/2022 | TuS Ennepetal | - | SC Paderborn 07 II | 1:1 | - | 1 | - |
| 05/02/2023 | FCE Rheine | - | TuS Ennepetal | 0:1 | - | - | - |
| Oberliga Westfalen 2022/2023 - Appearances as Referee | |
|
|
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| 04/09/2022 | TuS Ennepetal | - | SC Paderborn 07 II | 1:1 | - | 1 | - |
| 05/02/2023 | FCE Rheine | - | TuS Ennepetal | 0:1 | - | - | - |
| Complete name: | Sina Diekmann |
| Born: | 05/06/1989 |
| Place of birth: |
Germany |
| Residence: | Göttingen |
| Nationality: |
Germany |
| Profession: | Studentin |
| Club: | TSV Arholzen |
| Height: | 173 cm |