Surname สมบุญฤทธิ์ (สมบุญฤทธิ์ 
) , in the entire world, is an extremely rare cognomen. The cognomen สมบุญฤทธิ์ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| สมบุญฤทธิ์ | Thailand |