| Europa League 2020/2021 - Appearances as Referee |  |
 |
 |
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| 22/10/2020 | Villarreal CF | - | Sivasspor | 5:3 | 6 | - | - |
| 26/11/2020 | Wolfsberger AC | - | Dinamo Zagreb | 0:3 | 3 | - | - |
| Europa League 2020/2021 - Appearances as Referee | |
|
|
||||
| 22/10/2020 | Villarreal CF | - | Sivasspor | 5:3 | 6 | - | - |
| 26/11/2020 | Wolfsberger AC | - | Dinamo Zagreb | 0:3 | 3 | - | - |
| Complete name: | Sergey Boyko |
| Born: | 30/06/1977 |
| Place of birth: |
Ukraine |
| Nationality: |
Ukraine |