Lars Bergendahl (30 January 1909 – 22 June 1997) was a Norwegian cross-country skier who competed during the 1930s.

Bergendahl won the men's 50 km at the Holmenkollen ski festival in 1940.

Because of his successes, Bergendahl was awarded the Holmenkollen medal in 1939 (Shared with Sven Selånger and Trygve Brodahl.).

Bergendahl fought in the Norwegian Campaign following the German invasion of Norway in 1940.

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