Last name วิชญานรัตน์ (วิชญานรัตน์ 
) , in all the world, is an extremely rare family name. The last name วิชญานรัตน์ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More prevalently, วิชญานรัตน์ is the forename as well as the last name.