Surname มหภูหิรัญรัตน์ (มหภูหิรัญรัตน์ 
) , worldwide, is an extremely rare family name. The surname มหภูหิรัญรัตน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| มหภูหิรัญรัตน์ | Thailand |