| Champions League 2021/2022 - Appearances as Referee |  |
 |
 |
||||
| 15/09/2021 | FC Sheriff | - | Shakhtar Donetsk | 2:0 | 1 | - | - |
| 08/12/2021 | SL Benfica | - | Dinamo Kiev | 2:0 | 4 | - | - |
| Champions League 2021/2022 - Appearances as Referee | |
|
|
||||
| 15/09/2021 | FC Sheriff | - | Shakhtar Donetsk | 2:0 | 1 | - | - |
| 08/12/2021 | SL Benfica | - | Dinamo Kiev | 2:0 | 4 | - | - |
| Complete name: | Deniz Aytekin |
| Born: | 21/07/1978 |
| Place of birth: |
Nürnberg, 
Germany |
| Residence: | Oberasbach |
| Nationality: |
Germany |
| Profession: | Betriebswirt |
| Club: | TSV Altenberg |
| Height: | 197 cm |
| Weight: | 84 kg |
| Bundesliga (GER) appearances: | 241 |