2020–21 FC Rubin Kazan season

Rubin Kazan finished the season in 4th position, qualifying for the UEFA Europa Conference League, and where knocked out of the Russian Cup at the Round of 32 stage.

[2] On 14 August, Rubin announced the signing of Hwang In-beom to a three-year contract from Vancouver Whitecaps.

[7] On 14 December, Rubin announced the signing of Mitsuki Saito on an 18-month loan deal from Shonan Bellmare, with an option to make the move permanent.

[9] On 12 January, Arsenal Tula announced the signing of Igor Konovalov on loan from Rubin Kazan for the remainder of the season.

[10] Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.