| U21 EURO Qualifiers 2017/2018 - Appearances as Assistant | ||||
| 16/10/2018 | Finland | - | Lithuania | 0:2 |
| U21 EURO Qualifiers 2017/2018 - Appearances as Assistant | ||||
| 16/10/2018 | Finland | - | Lithuania | 0:2 |
| Complete name: | Konstantinos Nikolaidis |
| Born: | 00/00/1988 |
| Place of birth: |
Greece |
| Nationality: |
Greece |