Last name บุญทรา (บุญทรา 
) , globally, is a very rare cognomen. The family name บุญทรา is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, บุญทรา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| บุญทรา | Thailand |