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Last name Soemphornphoemsuk (Soemphornphoemsuk ) , globally, is a rare family name. The cognomen Soemphornphoemsuk is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Soemphornphoemsuk | Thailand |
Siwarit, Bunchai, Thaitaporn, Phanthong, Ploypailin, Thitaporn, and Wuttichai