| Champions League Qual. 2009/2010 - Appearances as Referee |  |
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| 18/08/2009 | Sporting CP | - | ACF Fiorentina | 2:2 | 3 | 1 | - |
| Champions League Qual. 2009/2010 - Appearances as Referee | |
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| 18/08/2009 | Sporting CP | - | ACF Fiorentina | 2:2 | 3 | 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 |