Cognomen Chuaychuang (Chuaychuang 
) , globally, is a very rare last name. The family name Chuaychuang is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Chuaychuang | Thailand |
Apirak, Pichada, Nongluck, and Thanatchon