| Europa Conference League Qual. 2022/2023 - Appearances as Referee |  |
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| 04/08/2022 | Breiðablik | - | İstanbul Başakşehir | 1:3 | 5 | - | - |
| Europa Conference League Qual. 2022/2023 - Appearances as Referee | |
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| 04/08/2022 | Breiðablik | - | İstanbul Başakşehir | 1:3 | 5 | - | - |
| Complete name: | Petri Juhani Viljanen |
| Born: | 00/00/1987 |
| Place of birth: |
Finland |
| Nationality: |
Finland |