Cognomen Jaimoonwong (Jaimoonwong 
) , all around the world, is a very rare family name. The last name Jaimoonwong is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Jaimoonwong | Thailand |
Rattiya, Woraphot, Kittithat, and Sitthikorn