Family name บุญทรง (บุญทรง 
, Bunsong 
) , in the world, is quite a rare last name. The cognomen บุญทรง is habitual in Thailand, where it is quite a rare surname, Zimbabwe, and Cambodia, where it is a very rare surname. In absolute terms, it is commonest in Thailand, Zimbabwe, and China. Likewise, บุญทรง is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| บุญทรง | Thailand |
| Bunsong | Thailand, United States, Zimbabwe, Cambodia, China |