All over the world, Kasymbek (Касымбек 
, Касимбек 
, Kasymbek 
) is quite a rare boy's given name. The first name Kasymbek is habitual in Kyrgyzstan, where it is quite a common boy's name, Kazakhstan, where it is quite a rare boy's name, and Azerbaijan. Very seldom, Kasymbek is the last name as well as the forename.