Cognomen บุญเป็ง (บุญเป็ง 
, Boon Peng 
) , globally, is quite a rare family name. The last name บุญเป็ง is characteristic of South-eastern Asia, particularly Thailand, where it is quite a rare surname, Malaysia, where it is a rare surname, and Singapore. Also, บุญเป็ง is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| บุญเป็ง | Thailand |
| Boon Peng | Singapore, Malaysia, Thailand |