Last name วิเศษคุณ (Wisetkhun 
, วิเศษคุณ , Wiseskhun ) , in the world, is a rare family name. The surname วิเศษคุณ is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Much less frequently, วิเศษคุณ is the forename as well as the last name.