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