Cognomen แก้วเจียระนัย (แก้วเจียระนัย, Kaewjiaranai 
) , in the world, is a very rare last name. The cognomen แก้วเจียระนัย is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kaewjiaranai | Thailand |