| U17 EURO Qualifiers 2019/2020 - Appearances as Assistant | ||||
| 13/11/2019 | Germany | - | Kazakhstan | 5:0 |
| 16/11/2019 | Germany | - | Azerbaijan | 2:0 |
| 19/11/2019 | Kazakhstan | - | Azerbaijan | 2:0 |
| U17 EURO Qualifiers 2019/2020 - Appearances as Assistant | ||||
| 13/11/2019 | Germany | - | Kazakhstan | 5:0 |
| 16/11/2019 | Germany | - | Azerbaijan | 2:0 |
| 19/11/2019 | Kazakhstan | - | Azerbaijan | 2:0 |
| Complete name: | Konstantinos Triantafyllou |
| Born: | |
| Place of birth: |
Greece |
| Nationality: |
Greece |