Cognomen Jongrukvanich (Jongrukvanich 
) , in the world, is a very rare last name. The surname Jongrukvanich is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Jongrukvanich | Thailand |
Putiset, Vichaya, and Ratchaneepat