Last name สมตรอง (สมตรอง 
) , around the globe, is an extremely rare family name. The last name สมตรอง is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, สมตรอง is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| สมตรอง | Thailand |