| Youth Youth League 2023/2024 - Appearances as Referee |  |
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| 08/11/2023 | AC Sparta Praha | - | MŠK Žilina | 2:2 | 1 | - | - |
| Youth Youth League 2023/2024 - Appearances as Referee | |
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| 08/11/2023 | AC Sparta Praha | - | MŠK Žilina | 2:2 | 1 | - | - |
| Complete name: | Jóhan Hendrik Ellefsen |
| Born: | 05/08/1987 |
| Place of birth: |
Faroe Islands |
| Nationality: |
Faroe Islands |