Worldwide, Кайс (Kays 
, Qays 
, Kajs 
) is quite a rare primarily boy's, but very seldom feminine first name. The first name Кайс is habitual in Tunisia, where it is quite a rare male name, Syria, and Iraq. In absolute terms, it most frequently occurs in Iraq, Algeria, and Tunisia. Also, Кайс is the last name as well as the forename.