Family name สวยไทยสงค์ (สวยไทยสงค์ 
) , across the world, is an extremely rare last name. The last name สวยไทยสงค์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| สวยไทยสงค์ | Thailand |