Family name จิรวาศวิชกุล (จิรวาศวิชกุล 
) , in the world, is an extremely rare surname. The cognomen จิรวาศวิชกุล is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| จิรวาศวิชกุล | Thailand |