Cognomen Alkash (Alkash 
, الكاسح 
, الكاش 
) , all over the world, is quite a rare surname. The surname Alkash is habitual in Libya, where it is quite a common surname, Syria, where it is quite a rare surname, and Saudi Arabia, where it is a rare surname. In absolute terms, the name is most common in Northern Africa, particularly Libya, Egypt, and Sudan. Also, Alkash is the forename as well as the last name.