| Relegation Bundesliga 2020/2021 - Appearances as Referee |  |
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| 29/05/2021 | Holstein Kiel | - | 1. FC Köln | 1:5 | 5 | - | - |
| Relegation Bundesliga 2020/2021 - Appearances as Referee | |
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| 29/05/2021 | Holstein Kiel | - | 1. FC Köln | 1:5 | 5 | - | - |
| 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 |