Last name จุลกรณ์ (จุลกรณ์ 
) , in the world, is an extremely rare cognomen. The cognomen จุลกรณ์ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Likewise, จุลกรณ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| จุลกรณ์ | Thailand |