Cognomen จิรัฐติยางกูร (จิรัฐติยางกูร 
) , around the world, is a very rare family name. The surname จิรัฐติยางกูร is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| จิรัฐติยางกูร | Thailand |