Viktoria Enbaeva/Alexey Tselousov (St. Petersburg, RUS) qualified for the 2021 Russian Mixed Doubles Championship playoffs, dropping their quarterfinals match 9-5 against Alina Lets/Kirill Surovov (Dmitrov, RUS). of the 2021 Russian Mixed Doubles Championship in Sochi, Russia;
 
Enbaeva/Tselousov finished 4-2 in the 0-team qualifying round. . In their opening game, Enbaeva/Tselousov defeated Anastasia Kilchevskaya/Nikita Ignatov (St. Petersburg, RUS) 9-4, then won 9-7 against Daria Morozova/Mikhail Vaskov (Dmitrov, RUS) and 9-6 against Anastasia Babarykina/Konstantin Manasevich (St. Petersburg, RUS). Enbaeva/Tselousov went on to lose 7-5 against Elizaveta Trukhina/Nikolay Lysakov (Irkutsk, RUS). Enbaeva/Tselousov lost 7-5 to Trukhina/Lysakov where Enbaeva/Tselousov responded with a 8-2 win over Ekaterina Telnova/Georgy Epremyan (Moscow, RUS) in their final qualifying round match.
 
Enbaeva/Tselousov ranks th overall on the Year-to-Date rankings with points earned so far this season.