Zhanakov Gadylzhan was born on January 5, 1962, in Belterek village of Zharma district in Semipalatinsk region.
In 1986 he graduated from Almaty zootechnical University, with a veterinarian specialty
He started his career in 1978 as a worker at the construction location of Belterek state farm. 1987-1993 he was a veterinary paramedic of Belterek state farm, 1993-1995 – a deputy director for husbandry of Belterek state farm, 1995-2009 – a head of «Kuanysh» farm, 2009-2013 – akim of Belterek rural district, 2013-2014 – akim of Shar city, 2014-2017 – a head of «Kuanysh» farm, 2017-2019 – a director of «Karadongal» LLP.
Based on the Decision of Zharma district territorial election Commission, by order of the akim of Zharma district, on December 19, 2019, he was appointed to the position of acting akim of Bozhygur rural district.