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Cognomen Chernpanthakul (Chernpanthakul ) , throughout the world, is a very rare surname. The surname Chernpanthakul is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Chernpanthakul | Thailand |
Napapa, Napapat, Thanathas, and Napitchaya