Cognomen สังข์สมบูรณ์ (สังข์สมบูรณ์ 
) , throughout the world, is a rare last name. The cognomen สังข์สมบูรณ์ is characteristic of South-eastern Asia, particularly Thailand, where it is quite a rare surname.
| VARIANT | COUNTRY |
|---|---|
| สังข์สมบูรณ์ | Thailand |