| Europa League Qual. 2019/2020 - Appearances as Assistant | ||||
| 29/08/2019 | Royal Antwerp FC | - | AZ Alkmaar | 1:4 aet |
| Europa League Qual. 2019/2020 - Appearances as Assistant | ||||
| 29/08/2019 | Royal Antwerp FC | - | AZ Alkmaar | 1:4 aet |
| Complete name: | Polychronis Kostaras |
| Born: | |
| Place of birth: |
Greece |
| Nationality: |
Greece |