Marie Olaussen

Marie Olaussen, born in 1997, is a Norwegian orienteering competitor who runs for the club Fredrikstad SK. She represented Norway at the 2021 World Orienteering Championships in the Czech Republic, placing 11th in the middle distance and winning a bronze medal in the relay with Kamilla Steiwer and Andrine Benjaminsen. At the 2023 World Orienteering Championships she was eighth in the long distance and again won relay bronze with the Norwegian team. She ran the second leg of the Norwegian relay that took silver at the 2024 European Orienteering Championships, and at the 2025 World Orienteering Championships in Finland she won a relay silver with Pia Young Vik and Andrine Benjaminsen. She is the sister of Kamilla Steiwer.