Karlsen
Karlsen is a Danish-Norwegian patronymic surname meaning "son of Karl", an Old German given name. The form Carlsen is cognate. The parallel Swedish forms are Karlsson and Carlsson. People with the surname include:
- Alexandria Karlsen, American model, actress and author
- Atle Karlsen , keyboardist of the Norwegian Rock band DumDum Boys
- Geir Karlsen, Norwegian footballer
- Geir Karlsen, Norwegian CEO
- Johan Sigurd Karlsen, Norwegian politician
- Kari Karlsen, Norwegian high jumper
- Karl Henry Karlsen, Norwegian politician
- Lars Olav Karlsen, Norwegian actor
- Morten Karlsen, Danish footballer
- Svend Karlsen, Norwegian strongman
- Tor Ottar Karlsen, Norwegian politician