Last name ทรงฤทธิ์รัตน์ (ทรงฤทธิ์รัตน์ 
) , all over the world, is an extremely rare surname. The surname ทรงฤทธิ์รัตน์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ทรงฤทธิ์รัตน์ | Thailand |