| Veikkausliiga 2023 Championship - Appearances as Referee |  |
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 |
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| 29/09/2023 | Vaasan PS | - | Inter Turku | 1:1 | 3 | - | - |
| 08/10/2023 | Kuopion PS | - | FC Honka | 3:1 | 5 | - | - |
| Veikkausliiga 2023 Championship - Appearances as Referee | |
|
|
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| 29/09/2023 | Vaasan PS | - | Inter Turku | 1:1 | 3 | - | - |
| 08/10/2023 | Kuopion PS | - | FC Honka | 3:1 | 5 | - | - |
| Complete name: | Kaarlo Oskari Hämäläinen |
| Born: | 02/04/1993 |
| Place of birth: |
Finland |
| Nationality: |
Finland |