Surname Zhylkybek (Жылкыбек 
, Zhylkybek) , around the world, is a very rare cognomen. The cognomen Zhylkybek is habitual in Central Asia, particularly Kyrgyzstan, where it is a rare surname, and Kazakhstan, where it is a very rare surname. More frequently, Zhylkybek is the forename as well as the last name.