Cognomen พิชญ์วรรณ (Pichawan 
, พิชญ์วรรณ ) , throughout the world, is an extremely rare family name. The surname พิชญ์วรรณ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Predominantly, พิชญ์วรรณ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| พิชญ์วรรณ, Pichawan | Thailand |