| Oberliga Westfalen 2019/2020 - Appearances as Referee |  |
 |
 |
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| 17/11/2019 | Holzwickeder SC | - | TuS Erndtebrück | 7:1 | - | - | - |
| 08/03/2020 | FC Gütersloh | - | RSV Meinerzhagen | 0:2 | 6 | - | - |
| Oberliga Westfalen 2019/2020 - Appearances as Referee | |
|
|
||||
| 17/11/2019 | Holzwickeder SC | - | TuS Erndtebrück | 7:1 | - | - | - |
| 08/03/2020 | FC Gütersloh | - | RSV Meinerzhagen | 0:2 | 6 | - | - |
| Complete name: | Sina Diekmann |
| Born: | 05/06/1989 |
| Place of birth: |
Germany |
| Residence: | Göttingen |
| Nationality: |
Germany |
| Profession: | Studentin |
| Club: | TSV Arholzen |
| Height: | 173 cm |