Silvana Tirinzoni (Aarau, SUI) won 4-2 over Alina Kovaleva (St. Petersburg, RCF) in the Final of the LGT World Women's Curling Championship, held April 30 - May 9, 2021 in Calgary, Alberta. To advance to the championship game, Tirinzoni won 7-3 over Tabitha Peterson (Chaska, USA) in the semifinals of the 2021 LGT World Women's Curling Championship in Calgary, Alberta; Silvana Tirinzoni (Aarau, SUI) qualified for the 2021 LGT World Women's Curling Championship playoffs, set to play their quarterfinals match against 0.
 
Tirinzoni finished 12-1 in the 0-team qualifying round. . In their opening game, Tirinzoni defeated EunJung Kim (Gangneung, KOR) 10-2, then won 9-2 against Stefania Constantini (Trentino, ITA) and 8-5 against Kerri Einarson (Gimli, CAN). Tirinzoni won 9-5 against Marie Turmann (Tallinn, EST), then won 13-4 against Madeleine Dupont (Hvidovre, DEN) and 10-5 against Sayaka Yoshimura (Sapporo, JPN). Tirinzoni won 9-4 against Yu Han (Beijing, CHN). Tirinzoni went on to lose 8-3 against Anna Hasselborg (Sundbyberg, SWE). Tirinzoni responded with a 9-1 win over Anna Kubeskova (Prague, CZE). Tirinzoni won 10-6 against Eve Muirhead (Stirling, SCO), then won 8-6 against Kovaleva and 6-5 against Peterson. Tirinzoni won 8-3 against Daniela Jentsch (Fuessen, GER) in their final qualifying round match.
 
Tirinzoni ranks th overall on the Year-to-Date rankings with points earned so far this season.