He was born on the banks of the Syr Darya (the exact place of birth unknown), childhood and youth spent in the Tau and Ulytau belonged to the Middle zhuzu, to the genus of the tribe Karakesek Argyn. Keldibek father, grandfather Shanshar. Shanshara name was so well known and popular, that the maternal grandfather - Suleimen afar prikocheval Shansharu to whom for his erudition, wisdom called Abylai. Thanks to the family tradition of education Kazybek already in childhood showed eloquence and sharp mind, becoming a renowned bi of years. Kazybek bi actively participated in the affairs of government at the time of the Khans Tauke Samek, Abulmambeta, Abylair, contributed to the effectiveness of internal and external policies of the Kazakh khans. He became one of the organizers of the nationwide struggle against Jungar occupiers. Supporting the establishment of friendly relations with Russia, he also opposed the close connection with the Qin empire.