Cognomen พุทธวัฒนวานิช (พุทธวัฒนวานิช 
) , around the globe, is a very rare surname. The surname พุทธวัฒนวานิช is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| พุทธวัฒนวานิช | Thailand |