| DFB-Pokal 2019/2020 - Appearances as Referee |  |
 |
 |
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| 11/08/2019 | FSV Salmrohr | - | Holstein Kiel | 0:6 | 3 | - | - |
| DFB-Pokal 2019/2020 - Appearances as Referee | |
|
|
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| 11/08/2019 | FSV Salmrohr | - | Holstein Kiel | 0:6 | 3 | - | - |
| Complete name: | Thorben Siewer |
| Born: | 05/07/1987 |
| Place of birth: |
Germany |
| Residence: | Drolshagen |
| Nationality: |
Germany |
| Profession: | Controller |
| Club: | FC Schreibershof |