| Youth Youth League 2021/2022 - Appearances as Referee |  |
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 |
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| 29/09/2021 | Manchester United | - | Villarreal CF | 1:4 | 5 | - | - |
| Youth Youth League 2021/2022 - Appearances as Referee | |
|
|
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| 29/09/2021 | Manchester United | - | Villarreal CF | 1:4 | 5 | - | - |
| Complete name: | Þorvaldur Árnason |
| Born: | 03/03/1982 |
| Place of birth: |
Iceland |
| Nationality: |
Iceland |