Lucrezia Grande/Stefano Spiller (Pinerolo, ITA) run at the 2025 Mixed Doubles Karlstad came to an end in the semifinals with a 7-2 loss to Tori Koana/Go Aoki (Yamanashi, JPN). of the 2025 Mixed Doubles Karlstad in Karlstad, Sweden; Grande/Spiller advanced through the quarterfinals with a 8-6 win over Kristin Moen Skaslien/Magnus Nedregotten (Oslo, NOR).
 
Grande/Spiller finished 2-2 in the 14-team qualifying round. . In their opening game, Grande/Spiller lost 10-2 to Briar Schwaller/Yannick Schwaller (Bern, SUI), then responded with a 9-7 win over Alva Sundberg/Axel Yseus (Karlstad, SWE). Grande/Spiller won 8-2 against Oihane Otaegi/Mikel Unanue (San Sebastian, ESP). Grande/Spiller went on to lose 6-1 against Eilin Kjaerland/Mathias Braenden (Lillehammer, NOR) in their final qualifying round match.
 
Grande/Spiller earned 19.125 world rankings points for their Top 3 finish in the Mixed Doubles Karlstad. For week 12 of the event schedule, Grande/Spiller did not improve upon their best events, remaining at th place on the World Ranking Standings with total points. Grande/Spiller ranks th overall on the Year-to-Date rankings with points earned so far this season.