Last name กีรวัฒน์ (กีรวัฒน์ 
, Keerawat , Kirawat ) , around the world, is an extremely rare surname. The family name กีรวัฒน์ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Much more prevalently, กีรวัฒน์ is the forename as well as the last name.