Family name บุตรไทยเล็ก (บุตรไทยเล็ก 
) , globally, is an extremely rare surname. The surname บุตรไทยเล็ก is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| บุตรไทยเล็ก | Thailand |