Cognomen Rungrueangwong (Rungrueangwong 
) , worldwide, is a very rare last name. The surname Rungrueangwong is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Rungrueangwong | Thailand |
Korawut, Chanatmon, Phinthip, Ratchaset, and Jiratthiporn