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In the entire world, Olsson (Olson , Olsson , Ольссон ) is a rare primarily male, but very seldom girly first name. The forename Olsson is habitual in Eswatini, where it is quite a rare masculine name, Sweden, where it is a rare largely male, but uncommonly female name, and Switzerland, where it is a rare unisex name. Measured by absolute frequency, it most frequently occurs in the United States, China, and Eswatini. Much more frequently, Olsson is the last name as well as the forename.
Olsson is also a name for the fictitious and mythical characters: .