Cognomen Thunphirom (Thunphirom 
) , throughout the world, is a very rare family name. The surname Thunphirom is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Thunphirom | Thailand |
Sanya, Sarayut, Angkhana, and Pornphimon