Surname บูรณถาวรสม (บูรณถาวรสม 
, Buranatavornsom , Booranathavornsom ) , across the world, is a very rare family name. The surname บูรณถาวรสม is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Buranatavornsom, Booranathavornsom, Buranathavonsom, บูรณถาวรสม | Thailand |
Booranathawornsom, Buranathavornsom, Buranathawonsom, and Buranathawornsom