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Last name ถาวรบุตร (ถาวรบุตร , Thawornbut , Thavornbuth ) , all around the world, is a rare cognomen. The surname ถาวรบุตร is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
VARIANT | COUNTRY |
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Thavornbutr, ถาวรบุตร, Thawornbut, Thavornbuth | Thailand |