| 3. Liga 2023/2024 - Appearances as Assistant | ||||
| 26/08/2023 | SV Sandhausen | - | TSV 1860 München | 3:0 |
| 3. Liga 2023/2024 - Appearances as Assistant | ||||
| 26/08/2023 | SV Sandhausen | - | TSV 1860 München | 3:0 |
| Complete name: | Thorben Siewer |
| Born: | 05/07/1987 |
| Place of birth: |
Germany |
| Residence: | Drolshagen |
| Nationality: |
Germany |
| Profession: | Controller |
| Club: | FC Schreibershof |