Cognomen สวยสวัสดิ์กุล (สวยสวัสดิ์กุล 
) , across the world, is a very rare last name. The family name สวยสวัสดิ์กุล is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| สวยสวัสดิ์กุล | Thailand |