Family name วรรณวิวัฒน์ (วรรณวิวัฒน์ 
, Wanviwat ) , worldwide, is a very rare surname. The last name วรรณวิวัฒน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, วรรณวิวัฒน์ is the forename as well as the last name.