Last name วิเศษสิทธิ์ (วิเศษสิทธิ์ 
) , all around the world, is a rare cognomen. The last name วิเศษสิทธิ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Much less frequently, วิเศษสิทธิ์ is the forename as well as the last name.