Meaning & History
Karlsen is a Danish and Norwegian patronymic surname meaning “son of Karl”. The name derives from the Old German given name Karl, ultimately a form of Charles, which comes from the Germanic word karlaz meaning “free man”. In Scandinavian naming traditions, the suffix “-sen” indicates “son of”, making Karlsen equivalent to “son of Karl”.
The parallel Swedish forms are Karlsson and Carlsson, while the cognate Danish form Carlsen is also common. As a patronymic, Karlsen was originally used to denote lineage, but became a fixed family surname over time. Its usage is concentrated in Denmark and Norway, reflecting the broader Scandinavian practice of adopting patronymic surnames.
Notable Bearers
Several notable individuals bear the surname Karlsen across various fields. In sports, Norwegian footballer Geir Karlsen (born 1948) played as a goalkeeper, and Danish footballer Morten Karlsen (born 1979) represented his country. In strength athletics, Svend Karlsen (born 1967) is a Norwegian strongman competitor. In music, Emil Karlsen (born 1997) is a Norwegian singer-songwriter. Alexandria Karlsen (born 1978) is an American model, actress, and author. In politics, Johan Sigurd Karlsen (1894–1967), Karl Henry Karlsen (1893–1979), and Tor Ottar Karlsen (born 1950) were Norwegian politicians.
Cultural Significance
The surname Karlsen reflects the patronymic naming system common in Scandinavia until the late 19th century, where children took their father’s first name with a suffix meaning “son of” (Danish/Norwegian: -sen, Swedish: -sson). This practice makes Karlsen a classic example of Nordic onomastics. The base name Karl itself has been borne by numerous historical figures, including seven Holy Roman Emperors, ten kings of Sweden, and influential thinkers like Karl Marx.
Related Names
Sources: Wikipedia — Karlsen