| Europa League 2022/2023 - Appearances as Referee |  |
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 |
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| 08/09/2022 | Crvena Zvezda | - | AS Monaco | 0:1 | 6 | - | - |
| 06/10/2022 | Arsenal FC | - | FK Bodø/Glimt | 3:0 | 3 | - | - |
| 03/11/2022 | Trabzonspor | - | Ferencvárosi TC | 1:0 | 6 | - | - |
| Europa League 2022/2023 - Appearances as Referee | |
|
|
||||
| 08/09/2022 | Crvena Zvezda | - | AS Monaco | 0:1 | 6 | - | - |
| 06/10/2022 | Arsenal FC | - | FK Bodø/Glimt | 3:0 | 3 | - | - |
| 03/11/2022 | Trabzonspor | - | Ferencvárosi TC | 1:0 | 6 | - | - |
| Complete name: | Harm Osmers |
| Born: | 28/01/1985 |
| Place of birth: |
Germany |
| Residence: | Hannover |
| Nationality: |
Germany |
| Profession: | Investitionscontroller |
| Club: | SV Baden |
| Height: | 189 cm |
| Weight: | 81 kg |
| Bundesliga (GER) appearances: | 108 |