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Surname Svahn (Svahn
, Сван
) , globally, is quite a rare last name. The cognomen Svahn is habitual in Northern Europe, particularly Sweden, where it is quite a common surname, Finland, where it is quite a rare surname, and Estonia, where it is a rare surname. In absolute terms, it most frequently occurs in Sweden, Finland, and the United States. Much less frequently, Svahn is the forename as well as the last name.