| Champions League 2016/2017 - Appearances as Referee |  |
 |
 |
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| 13/09/2016 | Paris Saint-Germain | - | Arsenal FC | 1:1 | 2 | 2 | - |
| 01/11/2016 | Manchester City | - | FC Barcelona | 3:1 | 5 | - | - |
| 18/04/2017 | Real Madrid | - | Bayern München | 4:2 aet | 4 | 1 | - |
| Champions League 2016/2017 - Appearances as Referee | |
|
|
||||
| 13/09/2016 | Paris Saint-Germain | - | Arsenal FC | 1:1 | 2 | 2 | - |
| 01/11/2016 | Manchester City | - | FC Barcelona | 3:1 | 5 | - | - |
| 18/04/2017 | Real Madrid | - | Bayern München | 4:2 aet | 4 | 1 | - |
| Complete name: | Viktor Kassai |
| Born: | 10/09/1975 |
| Place of birth: |
Tatabánya, 
Hungary |
| Residence: | Tatabánya |
| Nationality: |
Hungary |
| Profession: | Reiseverkehrskaufmann |
| Height: | 189 cm |
| Weight: | 79 kg |