Cognomen Ruzybaeva (Рузыбаева 
, Ruzybaeva) , around the world, is a very rare surname. The last name Ruzybaeva is habitual in Kazakhstan, where it is a rare surname, Kyrgyzstan, where it is a very rare surname, and Russia, where it is an extremely rare surname. Very seldom, Ruzybaeva is the forename as well as the last name.