Marthinsen
Marthinsen is the family name of the following people:
- Jim Marthinsen (* 1956), Norwegian ice hockey player
- Karl Marthinsen (1896–1945), Norwegian police chief during the Second World War
- Mariann Marthinsen (* 1984), Norwegian Paralympic athlete
- Marianne Marthinsen (* 1980), Norwegian politician
- Tommy Marthinsen (* 1976), Norwegian ice hockey player