Family name Hjiaj (Hjiaj 
) , in all the world, is a rare surname. The family name Hjiaj is characteristic of Morocco, where it is a rare surname, France, where it is a very rare surname, and the United States, where it is an extremely rare surname. Very seldom, Hjiaj is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hjiaj | Morocco, France, United States |