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Worldwide, ชัยเดช (ชัยเดช , Chaiyadet , Chaidech ) is a rare predominantly boy's, but very infrequently feminine forename. The given name ชัยเดช is characteristic of South-eastern Asia, particularly Thailand, where it is a rare principally masculine, but very seldom female name. Likewise, ชัยเดช is the last name as well as the forename.