Family name หาญฤทธิ์ (Hanrit 
, หาญฤทธิ์ ) , all over the world, is a rare cognomen. The surname หาญฤทธิ์ is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Much less frequently, หาญฤทธิ์ is the forename as well as the last name.