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Cognomen Sombatchaisak (Sombatchaisak ) , in all the world, is an extremely rare family name. The family name Sombatchaisak is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Sombatchaisak | Thailand |
Somphop, Chachon, Podchara, and Warangkana