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Across the world, Karlson (Karlson , カールソン , Карлсон ) is a rare principally male, but scarcely female first name. The first name Karlson is habitual in Hong Kong, where it is a rare male name, Sweden, and Philippines, where it is a very rare masculine name. Not in comparison with a country's population, it is the most numerous in Philippines, Hong Kong, and Brazil. More prevalently, Karlson is the last name as well as the forename.
Karlson is also a name for the fictitious and mythical characters: .