Cognomen จิรวิวัฒน์ (Jirawiwat 
, จิรวิวัฒน์ ) , in the world, is a rare family name. The family name จิรวิวัฒน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Also, จิรวิวัฒน์ is the forename as well as the last name.