| Youth Youth League 2022/2023 - Appearances as Referee |  |
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| 07/09/2022 | FC Barcelona | - | Viktoria Plzeň | 3:0 | 2 | - | - |
| 05/10/2022 | Hibernian FC | - | Molde FK | 5:4 pso | 4 | - | - |
| 01/03/2023 | Liverpool FC | - | FC Porto | 6:5 pso | 6 | - | 3 |
| Youth Youth League 2022/2023 - Appearances as Referee | |
|
|
||||
| 07/09/2022 | FC Barcelona | - | Viktoria Plzeň | 3:0 | 2 | - | - |
| 05/10/2022 | Hibernian FC | - | Molde FK | 5:4 pso | 4 | - | - |
| 01/03/2023 | Liverpool FC | - | FC Porto | 6:5 pso | 6 | - | 3 |
| Complete name: | Helgi Mikael Jónasson |
| Born: | 23/10/1993 |
| Place of birth: |
Iceland |
| Nationality: |
Iceland |