Sergei Glukhov (Moscow, RCF) lost 6-5 to Peter De Cruz (Geneva, SUI) in the Bronze Medal game at the 2021 BKT Tires OK Tire World Men's Curling Championship in Calgary, Alberta. of the 2021 BKT Tires OK Tire World Men's Curling Championship in Calgary, Alberta; Sergei Glukhov (Moscow, RCF) lost 6-5 to Peter De Cruz (Geneva, SUI) in the Bronze Medal game at the 2021 BKT Tires OK Tire World Men's Curling Championship in Calgary, Alberta. After receiving a bye through the quarterfinals, Glukhov lost 5-3 to Bruce Mouat (Stirling, SCO) in the semifinals to drop into the third place game. of the 2021 BKT Tires OK Tire World Men's Curling Championship in Calgary, Alberta; of the 2021 BKT Tires OK Tire World Men's Curling Championship in Calgary, Alberta;
 
Glukhov finished 11-2 in the 0-team qualifying round. . In their opening game, Glukhov defeated Jaap van Dorp (Zoetermeer, NED) 8-5, then won 9-3 against Yeong Seok Jeong (Uijeongbu, KOR) and 10-6 against Qiang Zou (Harbin, CHN). Glukhov went on to lose 8-7 against Niklas Edin (Karlstad, SWE). Glukhov responded with a 6-4 win over Sixten Totzek (Fuessen, GER). Glukhov won 10-5 against Yuta Matsumura (Tokoro, JPN). Glukhov went on to lose 8-2 against De Cruz. Glukhov responded with a 11-8 win over John Shuster (Duluth, USA). Glukhov won 8-7 against Joel Retornaz (Pinerolo, ITA), then won 8-7 against Brendan Bottcher (Edmonton, CAN) and 8-6 against Steffen Walstad (Oppdal, NOR). Glukhov won 9-2 against Mouat, then won 7-4 against Mads Noergaard (Hvidovre, DEN) in their final qualifying round match.
 
Glukhov ranks 218th overall on the Year-to-Date rankings with 0.000 points earned so far this season.