Last name ฤทธิ์ทา (ฤทธิ์ทา 
) , worldwide, is a very rare surname. The cognomen ฤทธิ์ทา is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, ฤทธิ์ทา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ฤทธิ์ทา | Thailand |