Illintsi Raion was one of raions of Vinnytsia Oblast, located in southwestern Ukraine. The administrative center of the raion was the town of Illintsi. The raion was abolished and its territory was merged into Vinnytsia Raion on 18 July 2020 as part of the administrative reform of Ukraine, which reduced the number of raions of Vinnytsia Oblast to six. The last estimate of the raion population was 36,249.