| Youth Youth League 2019/2020 - Appearances as Referee |  |
 |
 |
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| 18/09/2019 | Club Brugge KV | - | Galatasaray | 3:2 | 2 | - | - |
| 06/11/2019 | Crvena Zvezda | - | Tottenham Hotspur | 2:0 | 7 | - | - |
| Youth Youth League 2019/2020 - Appearances as Referee | |
|
|
||||
| 18/09/2019 | Club Brugge KV | - | Galatasaray | 3:2 | 2 | - | - |
| 06/11/2019 | Crvena Zvezda | - | Tottenham Hotspur | 2:0 | 7 | - | - |
| Complete name: | Sebastian Gishamer |
| Born: | 13/10/1988 |
| Place of birth: |
Austria |
| Nationality: |
Austria |
| Profession: | Bauingenieur |