Last name بن الحاج (بن الحاج 
) , across the world, is a rare cognomen. The cognomen بن الحاج is characteristic of Northern Africa, particularly Libya, where it is quite a rare surname, Morocco, where it is a rare surname, and Tunisia. Not in comparison with a country's population, it is commonest in Northern Africa, particularly Morocco, Algeria, and Libya. Very seldom, بن الحاج is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| بن الحاج | Saudi Arabia, Yemen, Libya, Algeria, Morocco |