Surname เบญฤทธิ์ (เบญฤทธิ์ 
) , globally, is a very rare family name. The family name เบญฤทธิ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, เบญฤทธิ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| เบญฤทธิ์ | Thailand |