All over the world, ฤทธิ์พงษ์ (ฤทธิ์พงษ์ 
) is a very rare predominantly male, but scarcely feminine first name. The forename ฤทธิ์พงษ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare predominantly male, but scarcely feminine name. Likewise, ฤทธิ์พงษ์ is the last name as well as the forename.