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