Gunnar Sønsteby, Norwegian captain and author (b. 1918)

Gunnar Fridtjof Thurmann Sønsteby DSO (11 January 1918 – 10 May 2012) was a member of the Norwegian resistance movement during the German occupation of Norway in World War II. Known by the nickname "Kjakan" ("The Chin") and as "Agent No. 24", he was the most highly decorated citizen in Norway, including being the only person to have been awarded the War Cross with three swords, Norway's highest military decoration.