All over the world, ฤทธิ์รงค์ (ฤทธิ์รงค์ 
) is a rare male given name. The first name ฤทธิ์รงค์ is habitual in South-eastern Asia, particularly Thailand, where it is a rare boy's name. Much less frequently, ฤทธิ์รงค์ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| ฤทธิ์รงค์ | Thailand |