Klaus Hanssen was a Norwegian physician and politician for the Liberal Party and the Coalition Party.
He was born in Bergen, a son of merchant Claus Hansen and Elisabeth Schram, and was a brother of Gerhard Armauer Hansen. Wikipedia
Born: May 23, 1844, Bergen, Norway
Died: December 19, 1914 (age 70 years), Bergen, Norway
Graduation date: 1872
Grandchild: Arne Serck-Hanssen
Party: Liberal Party of Norway
Children: Klaus Serck-Hanssen