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Family name Sengmuang (Sengmuang ) , in all the world, is a very rare last name. The family name Sengmuang is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Sengmuang | Thailand |
Decha, Dacha, Wanpen, Pimsuda, Janjira, Poungtip, Tawatchai, Thawatchai, and Pattarapong