Cognomen บุญเฑียร (บุญเฑียร 
) , all over the world, is an extremely rare surname. The last name บุญเฑียร is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. More prevalently, บุญเฑียร is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| บุญเฑียร | Thailand |