Berdychiv Raion (Ukrainian: Бердичівський район) is a raion (district) of Zhytomyr Oblast, northern Ukraine. Its administrative centre is located at Berdychiv. The raion is located in the southern part of the oblast; the distance between Zhytomyr and Berdychiv is 43 kilometres (27 mi). Population: 156,419 (2022 est.)