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Family name รัตนวงศ์ชัย (รัตนวงศ์ชัย , Rathanawongchai, Ratanawongchai ) , worldwide, is a very rare last name. The cognomen รัตนวงศ์ชัย is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
VARIANT | COUNTRY |
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Ratanawongchai, รัตนวงศ์ชัย | Thailand |