Surname สัมฤทธิ์โอฬาร (สัมฤทธิ์โอฬาร 
) , around the world, is a very rare family name. The family name สัมฤทธิ์โอฬาร is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| สัมฤทธิ์โอฬาร | Thailand |