Karolin Ohlsson (born 29 August 1991) is a Swedish orienteering competitor who competes internationally.

[2][3] Ohlsson won a silver medal in the relay at the 2014 European Orienteering Championships in Portugal with the Swedish team, and placed 12th in the sprint, and 17th in the long distance.

[1] She competed at the 2017 World Orienteering Championships in Tartu, Estonia, where she placed 11th in the sprint, and 27th in the long distance.

[1] She competed at the 2018 World Orienteering Championships in Latvia, where she placed fifth the sprint final,[4] and won a gold medal in the mixed sprint relay, together with Emil Svensk, Jonas Leandersson and Tove Alexandersson.

[2] She participated in World Games 2022 in Birmingham, Alabama where she won a silver medal in the Middle Distance and placed 4th in the Individual Sprint.