| Youth Youth League 2018/2019 - Appearances as Assistant | ||||
| 12/03/2019 | Olympique Lyon | - | AFC Ajax | 6:5 pso |
| Youth Youth League 2018/2019 - Appearances as Assistant | ||||
| 12/03/2019 | Olympique Lyon | - | AFC Ajax | 6:5 pso |
| Complete name: | Konstantinos Nikolaidis |
| Born: | 00/00/1988 |
| Place of birth: |
Greece |
| Nationality: |
Greece |