Carlsen
Carlsen is a Danish-Norwegian patronymic surname meaning "son of Carl". The form Karlsen is cognate. The parallel Swedish forms are Carlsson and Karlsson.
Notable people with the surname include:
- Agnete Carlsen, Norwegian footballer, world champion and Olympic medalist
- Audun Carlsen, Norwegian escort and model involved in an incident with the recording artist Boy George in 2007
- Christian Thomsen Carl, also referred to as Carlsen, Danish navy officer
- Dale Carlsen, American businessman
- Dines Carlsen, American painter
- Emil Carlsen, American painter
- Eric Carlsén, Swedish curler
- Franziska Carlsen, Danish writer
- Gary Carlsen, American discus thrower
- Henrik Carlsen, Danish composer
- Henrik Kurt Carlsen, Danish sea captain
- Kenneth Carlsen, Danish tennis player
- Kirsten Carlsen, Danish cross-country skier
- Magnus Carlsen, Norwegian chess grandmaster and former World Champion
- Nils Carlsén, Swedish curler
- Olav Sigurd Carlsen, Norwegian politician
- Per Carlsén, Swedish curler
- Reidar Carlsen, Norwegian politician