Family name บุญสอง (บุญสอง 
) , in the world, is a rare cognomen. The last name บุญสอง is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Likewise, บุญสอง is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| บุญสอง | Thailand |