Cognomen บุญษร (บุญษร 
) , in all the world, is a very rare last name. The cognomen บุญษร is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, บุญษร is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| บุญษร | Thailand |