Kasper Harlem Fosser (born 1999) is a Norwegian orienteering competitor who represents Norwegian club IL Heming and Swedish club IFK Göteborg. He won a silver medal at the 2019 World Orienteering Championships in Østfold, and has won gold medals in both long distance, middle distance and relay in the Junior World Orienteering Championships. He won a gold medal in long distance at the 2021 World Orienteering Championships in Doksy, and silver medal in the sprint at the same championships, behind Isac von Krusenstierna. Fosser won the long distance, held near Heřmánky, in a time of 1:35:55, ahead of Matthias Kyburz and Magne Daehli. At the 2022 World Orienteering Championships he won the gold medal in the individual sprint, and a bronze in the mixed sprint relay.
|Born||1999 (age 22–23)|
|Relatives||Per Fosser (grandfather)|
- Sundström, Karl (2 January 2022). "Här är idrotten där IFK Göteborg vill bli bäst i världen". Göteborgs-Posten (in Swedish). Retrieved 30 April 2022.
- "Kasper Fosser". eventor.orienteering.org/. Retrieved 14 August 2019.
- "Kasper Harlem Fosser". runners.worldofo.com. Retrieved 29 September 2022.
- "Official results for Nokian Tyres World Orienteering Championships 2021 - Long". eventor.orienteering.org. Retrieved 12 July 2021.
- "Official results for Nokian Tyres World Orienteering Championships 2021 - Sprint final". eventor.orienteering.org. Retrieved 4 July 2021.
- "Svenskt skrällguld i herrsprinten". svt.se (in Swedish). 3 July 2021. Retrieved 4 July 2021.
- "Alexandersson and Fosser the fastest in the infinite labyrinth of sandstones – WOC2021".
- "Official results for World Orienteering Championships 2022 - Sprint". eventor.orienteering.org. Retrieved 29 September 2022.
- "Official results for World Orienteering Championships 2022 - Sprint Relay". eventor.orienteering.org. Retrieved 29 September 2022.
- "Wind in the sails for Spain and Norway at the Youth World Champs final". August 2021.
- Sæther, Esten O. (14 August 2019). "VM i orientering 2019 Kasper Fosser: Han er en sensasjon". Dagbladet (in Norwegian). Retrieved 22 August 2019.
- Kasper Fosser at World Athletics
- Kasper Fosser at International Orienteering Federation
- Kasper Fosser at World of O