Zhassulan Kydyrbayev (Kazakh: ????????? ???????; born 28 September 1992) is a Kazakh weightlifter.
He achieved 179 kg in snatch and 229 kg in clean and jerk, giving him a gold medal total of 408 kg at the 2014 World Weightlifting Championships in his home town, in Almaty.
Kydyrbayev had come back from a two-year doping ban only three days prior.
He was serving a period of ineligibility from 11 November 2012 to 11 November 2014 after having tested positive for the anabolic steroid stanozolol.