Family name บุญสวน (บุญสวน 
, Bunsuan 
, Boonsuan ) , around the world, is quite a rare surname. The last name บุญสวน is characteristic of South-eastern Asia, particularly Thailand, where it is quite a rare surname, Philippines, where it is a rare surname, and Malaysia, where it is a very rare surname. Likewise, บุญสวน is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| บุญสวน | Thailand |
| Bunsuan | Philippines, Malaysia, United States, Thailand |
| Boonsuan | United States, Malaysia, Thailand |