Surname Rungwachira (Rungwachira 
) , in the world, is a very rare family name. The surname Rungwachira is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Rungwachira | Thailand |
Natchaya, Chatphong, and Sunthareeya