Family name สมบูรณ์สวัสดิ์ (สมบูรณ์สวัสดิ์ 
, Sompunsawad , Somboonsawat ) , throughout the world, is a very rare last name. The last name สมบูรณ์สวัสดิ์ is characteristic of Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Sompunsawad, Somboonsawat, สมบูรณ์สวัสดิ์ | Thailand |
| Somboonsavatdee | United States, Thailand |