Family name พูนวิวัฒน์ (พูนวิวัฒน์ 
) , all around the world, is a very rare last name. The family name พูนวิวัฒน์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, พูนวิวัฒน์ is the forename as well as the last name.