Family name Àr (Àr 
) , in the world, is quite a rare cognomen. The family name Àr is habitual in Northern Africa, particularly Tunisia, where it is quite a rare surname, Algeria, where it is a rare surname, and Morocco. Measured by absolute frequency, this name is the most popular in Northern Africa, particularly Algeria, Morocco, and Egypt. Very seldom, Àr is the forename as well as the last name.