Family name วงศ์วิชญ์ (วงศ์วิชญ์ 
) , around the world, is an extremely rare cognomen. The surname วงศ์วิชญ์ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Predominantly, วงศ์วิชญ์ is the forename as well as the last name.