Kjersti Anita Thun (born 18 June 1974) is a Norwegian former soccer player.

Thun played 12 games and scored one goal for Norway, and was on the team that took bronze at the 1996 Summer Olympics in Atlanta.

[1] At club level, she played for the Asker and Konnerud.

She was champion with Asker in 2000 and scored a goal in the finals against the Administrator, and in 2005 with two goals in the final against Team Stream.

This biographical article related to women's association football in Norway is a stub.