Cognomen Jirathamaporn (Jirathamaporn, จิรธรรมาภรณ์ 
) , in all the world, is a very rare surname. The surname Jirathamaporn is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| จิรธรรมาภรณ์ | Thailand |