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Cognomen Leyen (لاين , Leyen , ליין ) , in all the world, is quite a rare surname. The last name Leyen is habitual in Malta, where it is quite a rare surname, Netherlands, and Israel, where it is a rare surname. Measured by absolute frequency, it most frequently occurs in Egypt, Netherlands, and Sudan. Much less frequently, Leyen is the forename as well as the last name.