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Family name ยงประเสริฐ (ยงประเสริฐ , Yongprasert ) , in all the world, is a very rare cognomen. The family name ยงประเสริฐ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
VARIANT | COUNTRY |
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ยงประเสริฐ, Yongprasert | Thailand |