Family name รัตนวิวรรณ (รัตนวิวรรณ 
, Rattanaviwan ) , throughout the world, is an extremely rare last name. The last name รัตนวิวรรณ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, รัตนวิวรรณ is the forename as well as the last name.