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Surname Falch (Falch
, Фальш
) , all around the world, is quite a rare family name. The family name Falch is characteristic of Norway, where it is quite a common surname, Austria, and Denmark, where it is quite a rare surname. Measured by absolute frequency, it is commonest in Norway, Austria, and Germany. Much less frequently, Falch is the forename as well as the last name.