Surname รัตน์เจริญขจร (รัตน์เจริญขจร 
) , in all the world, is a very rare family name. The last name รัตน์เจริญขจร is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| รัตน์เจริญขจร | Thailand |