Cognomen Khash (Khash 
, خاصه 
, Хаш 
) , in the entire world, is quite a rare surname. The surname Khash is habitual in Mongolia, where it is quite a rare surname, Libya, where it is a rare surname, and Egypt. Not in comparison with a country's population, this name is the most popular in Egypt, Iran, and Sudan. Very seldom, Khash is the forename as well as the last name.