Throughout the world, บุญเศียร (บุญเศียร 
, Bunsian ) is a very rare unisex first name. The first name บุญเศียร is habitual in South-eastern Asia, particularly Thailand, where it is a very rare gender-neutral name. Also, บุญเศียร is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| บุญเศียร, Bunsian | Thailand |