| Oberliga Mittelrhein 2017/2018 - Appearances as Assistant | ||||
| 10/12/2017 | SV Breinig | - | SV Bergisch Gladbach 09 | 1:3 |
| 15/04/2018 | SV Breinig | - | VfL 08 Vichttal | 2:1 |
| Oberliga Mittelrhein 2017/2018 - Appearances as Assistant | ||||
| 10/12/2017 | SV Breinig | - | SV Bergisch Gladbach 09 | 1:3 |
| 15/04/2018 | SV Breinig | - | VfL 08 Vichttal | 2:1 |
| Complete name: | Konstantinos Vassiliadis |
| Born: | |
| Place of birth: |
Germany |
| Nationality: |
Germany |
| Club: | 1. FC Köln |