Cognomen จันฉาย (จันฉาย 
) , throughout the world, is a very rare family name. The cognomen จันฉาย is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. More frequently, จันฉาย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| จันฉาย | Thailand |