Cognomen จิรัชชญา (จิรัชชญา 
, Jirachchaya , Jirajchaya ) , all over the world, is an extremely rare last name. Much more prevalently, จิรัชชญา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jirachchaya, จิรัชชญา, Jirajchaya, Jiratcahya | Thailand |