Surname Kydyrbaev (Кыдырбаев 
, Кидирбаев , Kydyrbaev ) , in all the world, is quite a rare family name. The cognomen Kydyrbaev is characteristic of Kyrgyzstan, where it is quite a common surname, Azerbaijan, and Kazakhstan, where it is quite a rare surname. Very seldom, Kydyrbaev is the forename as well as the last name.