Last name โอสมบูรณ์สุข (โอสมบูรณ์สุข 
) , across the world, is an extremely rare cognomen. The surname โอสมบูรณ์สุข is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| โอสมบูรณ์สุข | Thailand |