Fredrik Lange-Nielsen

Fredrik Lange-Nielsen
Born	(1891-05-13)13 May 1891 Eivindvik, Norway
Died	16 May 1980(1980-05-16) (aged 89) Oslo, Norway
Nationality	Norwegian
Alma mater	Norwegian Military Academy
Occupations	Mathematician Insurance company manager
Children	Trygve Lange-Nielsen Mette Lange-Nielsen
Relatives	Sissel Lange-Nielsen (daughter-in-law) Per Lillo-Stenberg (son-in-law) Lars Lillo-Stenberg (grandson)
Awards	Grand Cross of Den Gyldne Gris Knight, First Class of the Order of St. Olav Knight of the Danish Order of Dannebrog Knight of the Swedish Order of the Polar Star

Fredrik Lange-Nielsen (13 May 1891 – 16 May 1980) was a Norwegian mathematician and insurance company manager. He chaired the Norwegian Students' Society, edited Norsk matematisk Tidsskrift, and lectured at the University of Oslo. He was chief executive of the insurance company Norske Liv for nearly twenty years, was elected member of several governmental commissions, and a member of the Norwegian Academy for Language and Literature from its establishment in 1953.