Across the world, Kahjan (Кахян 
, Kahjan 
) is a very rare male forename. The first name Kahjan is habitual in Southern Asia, particularly India, where it is an extremely rare boy's name. Much less frequently, Kahjan is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Кахян | Armenia, Russia |
| Kahjan | India |