Family name Alrab (الراب 
, Alrab 
) , across the world, is a rare last name. The last name Alrab is characteristic of Libya, where it is quite a rare surname, Saudi Arabia, where it is a rare surname, and Sudan. Not in comparison with a country's population, it is the most numerous in Northern Africa, particularly Egypt, Libya, and Sudan. Much less frequently, Alrab is the forename as well as the last name.