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Cognomen Larssen (اندرياس
, لارسن
, Larssen
) , worldwide, is quite a rare last name. The family name Larssen is habitual in Northern Europe, particularly Norway, where it is quite a common surname, Denmark, where it is quite a rare surname, and Sweden, where it is a rare surname. Measured by absolute frequency, it is commonest in Norway, Brazil, and the United States. Much less frequently, Larssen is the forename as well as the last name.