Lange-Nielsen
Lange-Nielsen is the family name of the following people:
- F. Lange-Nielsen , Norwegian cardiologist of the 20th century, after whom Jervell and Lange-Nielsen syndrome was named
- Fredrik Lange-Nielsen (1891–1980), Norwegian mathematician and statistician
- Mette Lange-Nielsen (1929–1981), Norwegian actress
- Sissel Lange-Nielsen (* 1931), Norwegian author, literary critic and journalist
- Trygve Lange-Nielsen († 2014), Norwegian lawyer