Knut Bjørnsen (26 July 1932 – 14 November 2008) was a sports commentator and journalist for the Norwegian Broadcasting Corporation.

[1] He worked for the Norwegian Broadcasting Corporation between 1961 and 1991, and was NRK's main commentator for speed skating most of those years, together with fellow NRK veteran journalist Per Jorsett.

[2] He also hosted the popular Norwegian Broadcasting Corporation game show Kvitt eller dobbelt ("Double or Nothing") for many years.

[2] In 1991, Bjørnsen left the Norwegian Broadcasting Corporation, and began working for cable channel TV3, where he hosted the game show Lykkehjulet (a Norwegian adaptation of Wheel of Fortune).

[3] In April 2008, Bjørnsen was diagnosed with terminal pancreatic cancer, and he died from the illness seven months later, on 14 November 2008.