Cognomen Деніз-Джан (Деніз-Джан 
) , in all the world, is an extremely rare family name. Much more frequently, Деніз-Джан is the forename as well as the last name. Parts of the name also exists independently as a first name Деніз, and a first name Джан.
| VARIANT | COUNTRY |
|---|---|
| Деніз-Джан | Ukraine |