Kathrine Rolsted Harsem (born 7 February 1989) is a Norwegian cross-country skier.

She made her FIS Cross-Country World Cup debut in March 2010 in Oslo.

[1] She was dropped from the Norwegian National Cross-country Team in May 2019, due to poor results during the 2018–19 season, where she was not selected for the World Championships in Seefeld.

[2] She represents the sports club IL Varden,[1] prior to 2011 for Fossum IF.

[4] This biographical article relating to Norwegian cross-country skiing is a stub.