| Europa League Qual. 2018/2019 - Appearances as Referee |  |
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| 05/07/2018 | KÍ Klaksvík | - | Birkirkara FC | 2:1 | 5 | - | - |
| Europa League Qual. 2018/2019 - Appearances as Referee | |
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| 05/07/2018 | KÍ Klaksvík | - | Birkirkara FC | 2:1 | 5 | - | - |
| Complete name: | Kristoffer Karlsson |
| Born: | 04/05/1984 |
| Place of birth: |
Sweden |
| Residence: | Helsingborg |
| Nationality: |
Sweden |