Surname Джиан (Djian 
, Джиан 
) , in the world, is quite a rare cognomen. The last name Джиан is habitual in France, where it is quite a rare surname, North Macedonia, where it is a rare surname, and Indonesia. Very seldom, Джиан is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Djian | Germany, France, Indonesia, North Macedonia, Brazil |
| Джиан | Kazakhstan, Russia, Kyrgyzstan, Ukraine |