Surname Kujjan (Kujjan 
, Куйян 
) , globally, is a very rare last name. The family name Kujjan is characteristic of Russia, where it is a very rare surname, and India, where it is an extremely rare surname. More frequently, Kujjan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kujjan | India |
| Куйян | Russia |