Cognomen จิรบุตร (จิรบุตร 
, Jirabut , Jirabhut ) , around the globe, is an extremely rare family name. The surname จิรบุตร is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More frequently, จิรบุตร is the forename as well as the last name.
ไชยโย, ทวีบุรุษ, บุตรวัง, and กุลตรีรัตนารมย์