The 2018–19 Russian Cup, also known as the Olimp Russian Cup was the 27th season of the Russian football knockout tournament since the dissolution of Soviet Union.
The competition started on 21 July 2018 and concluded on 22 May 2019.
The round of 32 was played from 25 September 2018 to 10 October 2018.
The round of 16 was played from 25 October 2018 to 1 November 2018.
The first legs were played on 28 November 2018 and 6 December 2018.