Kupiansk Raion (Ukrainian: Куп'янський район) is a raion (district) in Kharkiv Oblast, Ukraine.

The administrative center of the raion is the city of Kupiansk.

[2] On 18 July 2020, as part of the administrative reform of Ukraine, the number of raions of Kharkiv Oblast was reduced to seven, and the area of Kupiansk Raion was significantly expanded.

[3][4] The January 2020 estimate of the raion population was 23,180 (2020 est.).

After the reform in July 2020, the raion consists of 8 hromadas:[4] Before the 2020 reform, the raion consisted of three hromadas:[10]