Cognomen קרלסן (Karlsen 
, קרלסן 
) , in the entire world, is a common surname. The last name קרלסן is habitual in Norway, where it is a common surname, Greenland, and Denmark, where it is quite a common surname (explore the name in all countries). In absolute terms, it most frequently occurs in Norway, Denmark, and New Zealand.
| VARIANT | COUNTRY |
|---|---|
| Karlsen | Norway, Sweden, New Zealand, United States, Denmark |
| קרלסן | Israel |