Last name บุณยุษเฐียร (บุณยุษเฐียร 
) , around the world, is an extremely rare family name. The surname บุณยุษเฐียร is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| บุณยุษเฐียร | Thailand |