| U21 EURO Qualifiers 2021/2022 - Appearances as Assistant | ||||
| 07/09/2021 | Netherlands | - | Moldova | 3:0 |
| 29/03/2022 | Slovenia | - | Kosovo | 0:0 |
| U21 EURO Qualifiers 2021/2022 - Appearances as Assistant | ||||
| 07/09/2021 | Netherlands | - | Moldova | 3:0 |
| 29/03/2022 | Slovenia | - | Kosovo | 0:0 |
| Complete name: | Konstantinos Nikolaidis |
| Born: | 00/00/1988 |
| Place of birth: |
Greece |
| Nationality: |
Greece |