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Surname Nissen (ניסן , Nissen , 尼森 ) , throughout the world, is a common last name. The cognomen Nissen is characteristic of Denmark, where it is a common surname, Israel, where it is quite a common surname, and Germany, where it is quite a rare surname. Measured by absolute frequency, it is commonest in Denmark, Germany, and the United States. Very seldom, Nissen is the forename as well as the last name.