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In the entire world, Koson (โกศล , Koson , Косон ) is quite a common mostly masculine, but uncommonly feminine given name. The forename Koson is habitual in Thailand, where it is quite a common largely boy's, but seldom feminine name, Nigeria, where it is a very rare epicene name, and India, where it is an extremely rare epicene name. Much less frequently, Koson is the last name as well as the forename.