Surname พิชญ์จรรยา (พิชญ์จรรยา 
) , around the globe, is an extremely rare family name. The cognomen พิชญ์จรรยา is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| พิชญ์จรรยา | Thailand |