Family name ณรงค์ฤทธิ (ณรงค์ฤทธิ 
) , worldwide, is a very rare last name. The last name ณรงค์ฤทธิ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. More frequently, ณรงค์ฤทธิ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ณรงค์ฤทธิ | Thailand |