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Cognomen ริวัฒนา (ริวัฒนา , Riwatana , Riwattana ) , all around the world, is a rare surname. The family name ริวัฒนา is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
VARIANT | COUNTRY |
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ริวัฒนา, Riwatthana, Riwatana, Riwattana | Thailand |