| Youth Youth League 2013/2014 - Appearances as Referee |  |
 |
 |
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| 11/12/2013 | Atlético Madrid | - | FC Porto | 3:2 | 14 | 1 | - |
| Youth Youth League 2013/2014 - Appearances as Referee | |
|
|
||||
| 11/12/2013 | Atlético Madrid | - | FC Porto | 3:2 | 14 | 1 | - |
| Complete name: | Nikola Popov |
| Born: | 01/02/1983 |
| Place of birth: |
Bulgaria |
| Nationality: |
Bulgaria |