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