| Youth Youth League 2022/2023 - Appearances as Referee |  |
 |
 |
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| 14/09/2022 | Molde FK | - | Hibernian FC | 1:0 | 3 | 1 | 1 |
| 11/10/2022 | FC København | - | Manchester City | 1:3 | 5 | - | - |
| Youth Youth League 2022/2023 - Appearances as Referee | |
|
|
||||
| 14/09/2022 | Molde FK | - | Hibernian FC | 1:0 | 3 | 1 | 1 |
| 11/10/2022 | FC København | - | Manchester City | 1:3 | 5 | - | - |
| Complete name: | Kaarlo Oskari Hämäläinen |
| Born: | 02/04/1993 |
| Place of birth: |
Finland |
| Nationality: |
Finland |