Heidi Arnesen is a Norwegian orienteering competitor.
Arnesen received a silver medal in the relay event at the 1991 World Orienteering Championships in Mariánské LáznÃÂ, together with Hanne Sandstad, Ragnhild Bratberg and Ragnhild Bente Andersen.
Arnesen became Norwegian champion (relay event) in 1985 with her club OL Trollelg. She was Norwegian junior champion in night orienteering in 1986.