Cognomen จนิษฐ์ (จนิษฐ์ 
) , around the globe, is a very rare surname. The last name จนิษฐ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, จนิษฐ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| จนิษฐ์ | Thailand |