In the world, Карлсен (Carlsen 
, Karlsen , Карлсен 
) is a rare predominantly male, but very infrequently feminine given name. The given name Карлсен is habitual in Norway, where it is a rare masculine name, Indonesia, where it is a very rare boy's name, and Philippines, where it is a very rare mostly male, but uncommonly female name. In absolute terms, it is commonest in Indonesia, the United States, and Philippines. Much more frequently, Карлсен is the last name as well as the forename.