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