Cognomen Ilyās (إلياس 
, Ilyās) , across the world, is quite a common family name. The last name Ilyās is habitual in Northern Africa, particularly Libya, where it is quite a rare surname, Morocco, and Algeria. Not in comparison with a country's population, it is commonest in Northern Africa, particularly Morocco, Algeria, and Sudan. Also, Ilyās is the forename as well as the last name.