Last name Kadj (Kadj 
) , in the world, is a rare family name. The surname Kadj is habitual in Algeria, where it is a rare surname, Belgium, where it is a very rare surname, and Indonesia. Much less frequently, Kadj is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kadj | Indonesia, Belgium, Algeria, India, France |