Henichesk Raion () is one of the five administrative raions (districts) of Kherson Oblast in southern Ukraine. Its administrative centre is located in the city of Henichesk. Population:
On 18 July 2020, as part of the administrative reform of Ukraine, the number of raions of Kherson Oblast was reduced from 18 to five, and the area of Henichesk Raion was significantly expanded. Three abolished raions, Ivanivka, Nyzhni Sirohozy, and Novotroitske Raions, were merged into Henichesk Raion. The January 2020 estimate of the raion population was
In 2008, the raion had a 10% Crimean Tatar minority, with the Tatar population reaching 50% in two villages. This minority is a result of a 1967 Soviet decree that restored Tatar rights lost during the 1944 deportation of the Crimean Tatars. Because de jure they were not allowed to return to their Crimea homeland, some Tatars settled in nearby places, including Henichesk Raion. During the 2022 Russian invasion of Ukraine, the raion was captured and occupied by Russia.
After the reform in July 2020, the raion consisted of 4 hromadas:
Before the 2020 reform, the raion consisted of one hromada. Henichesk urban hromada with the administration in Henichesk.
As of the 2001 Ukrainian census, the raion had a population of 66,291 inhabitants. The population is largely ethnically Ukrainian, but also includes notable Russian, Tatar and Crimean Tatar minorities. In terms of spoken languages, the district is almost equally Ukraino and Russophone. The exact ethnic and linguistic makeup was as follows:
Settlements in the raion include: