Surname Aarb (Aarb 
) , across the world, is a rare last name. The cognomen Aarb is habitual in Morocco, where it is a rare surname, Pakistan, where it is a very rare surname, and Netherlands. Very seldom, Aarb is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Aarb | Netherlands, Pakistan, Morocco |