Last name ธรรมาฤทธิกุล (ธรรมาฤทธิกุล 
) , in all the world, is an extremely rare surname. The family name ธรรมาฤทธิกุล is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| ธรรมาฤทธิกุล | Thailand |