Julia Kuznetsova/Vladislav Velichko (Krasnoyarsk, RUS) qualified for the 2021 Russian Mixed Doubles Cup playoffs, dropping their quarterfinals match 8-4 against Nkeiruka Ezekh/Alexey Stukalskiy (Moscow, RUS). of the 2021 Russian Mixed Doubles Cup in Irkutsk, Russia;
 
Kuznetsova/Velichko finished 2-2 in the 20-team qualifying round. . In their opening game, Kuznetsova/Velichko lost 12-8 to Elizaveta Trukhina/Nikolay Lysakov (Irkutsk, RUS), then responded with a 7-4 win over Aleksandra Kardapoltseva/Petr Kuznetsov (Dmitrov, RUS). Kuznetsova/Velichko won 6-3 against Daria Semenova/Vasiliy Telezhkin (Yaroslav, RUS). Kuznetsova/Velichko went on to lose 8-3 against Valeria Denisenko/Kirill Palagney (Irkutsk, RUS) in their final qualifying round match.
 
Kuznetsova/Velichko ranks 273rd overall on the Year-to-Date rankings with 0.000 points earned so far this season.