Cognomen Kaewchaingwang (Kaewchaingwang 
) , worldwide, is a very rare family name. The surname Kaewchaingwang is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kaewchaingwang | Thailand |
Santisuk, Sawitree, Titichaya, Siriwimon, and Thitichaya