Cognomen Chantaweesok (Chantaweesok 
) , around the world, is a very rare last name. The surname Chantaweesok is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Chantaweesok | Thailand |
Sorayot, Nednapit, and Khajonhsak