Surname Bunthaen (บุญแทน 
, Bunthaen ) , in the entire world, is a rare cognomen. The family name Bunthaen is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Likewise, Bunthaen is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bunthaen, บุญแทน | Thailand |