Family name วุฒิฤทธิ์ (Woottarit 
, วุฒิฤทธิ์ , Wutthirid) , in the entire world, is a very rare surname. The cognomen วุฒิฤทธิ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, วุฒิฤทธิ์ is the forename as well as the last name.