Cognomen Kaewwongngam (Kaewwongngam 
) , all around the world, is a very rare last name. The cognomen Kaewwongngam is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kaewwongngam | Thailand |
Umpon, Jakkrit, Bhunyapat, Natchanok, and Nartchanok