Rokach (Ukrainian: Рокач, IPA: [roˈkɑtʃ]) is a river in Ukraine, a left tributary of the Irpin River.

It is located in Bucha Raion of Kyiv Oblast.

[1] Rokach River begins in the forest to the north of Mykulychi.

It flows through a dam near Myrotske, and due to this a pond is formed.

Rokach flows into Irpin River around 1 kilometre east of Hostomel.