Family name ฤทธิ์ชานนท์ (ฤทธิ์ชานนท์ 
) , all over the world, is an extremely rare surname. The surname ฤทธิ์ชานนท์ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Also, ฤทธิ์ชานนท์ is the forename as well as the last name.