Last name บุญสวรรค์ (Bounsavanh 
, บุญสวรรค์ 
, Boonsawan ) , around the globe, is a rare family name. The cognomen บุญสวรรค์ is characteristic of Laos, where it is quite a rare surname, Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname. More prevalently, บุญสวรรค์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bounsavanh | Laos, United States |
| Bunsawan, บุญสวรรค์ | Thailand |
| Boonsawan | Thailand, United States |