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All around the world, Jansson (Jansson , جانسون , ינסון ) is a rare dominantly male, but seldom girly first name. The first name Jansson is characteristic of Sweden, where it is quite a rare unisex name, Switzerland, where it is a rare male name, and Peru, where it is a very rare masculine name. In absolute terms, the name is most common in Sweden, China, and Switzerland. Much more prevalently, Jansson is the last name as well as the forename.
Jansson is also a name for the fictitious and mythical characters: .