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