Cognomen วิบูลย์ทรัพย์ (วิบูลย์ทรัพย์ 
, Wiboonsap, Wiboonyasub ) , throughout the world, is an extremely rare last name. The surname วิบูลย์ทรัพย์ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More prevalently, วิบูลย์ทรัพย์ is the forename as well as the last name.