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Cognomen พลังชัย (พลังชัย , Palangchai , Palongchai ) , around the globe, is a very rare family name. The last name พลังชัย is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. More frequently, พลังชัย is the forename as well as the last name.
พวงพลับ, ราชสันเทียะ, and วิบูลย์กุล