Family name จิรัญดร (จิรัญดร 
) , all around the world, is a very rare cognomen. The family name จิรัญดร is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, จิรัญดร is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| จิรัญดร | Thailand |