| Europa League Qual. 2011/2012 - Appearances as Referee |  |
 |
 |
||||
| 21/07/2011 | FK Aktobe | - | Kecskeméti TE | 0:0 | 7 | - | - |
| 28/07/2011 | Levski Sofia | - | Spartak Trnava | 2:1 | 4 | - | - |
| Europa League Qual. 2011/2012 - Appearances as Referee | |
|
|
||||
| 21/07/2011 | FK Aktobe | - | Kecskeméti TE | 0:0 | 7 | - | - |
| 28/07/2011 | Levski Sofia | - | Spartak Trnava | 2:1 | 4 | - | - |
| Complete name: | Sergey Boyko |
| Born: | 30/06/1977 |
| Place of birth: |
Ukraine |
| Nationality: |
Ukraine |