Sigurd Karsten Asserson (25 June 1882 – 19 July 1937 in Oslo) was a Norwegian civil servant. Asserson was born in Sandnes, southwestern Norway. He was the son of captain Kristian Asserson (1838–1916) and Anna Anfindsen (1850–1926). He served as director of the Norwegian Directorate of Fisheries from 1918 to 1937. He was a Knight of the Order of Polonia Restituta (Polish), Commander of the Order of Vasa (Swedish) and Al Merito Civil (Spanish), and a Grand Officer of the Belgian Order of Leopold. He died of a heart attack in July 1937 in Oslo on his way to Copenhagen.