At the 2025 World Aquatics Championships in Singapore, several swimmers achieved notable successes. Canadian swimmer Summer McIntosh won her first gold medal and subsequently secured her second and third gold medals, moving closer to Michael Phelps' record. French swimmer Maxime Grousset claimed gold in the 50-meter butterfly, setting a new French record and marking his second world title following his 2023 victory in the 100-meter backstroke. French swimmer Léon Marchand broke the world record in the 200-meter individual medley during the semifinals with a time of 1 minute 52.69 seconds, surpassing Ryan Lochte's 2011 record. Marchand went on to win his third world title in this event, earning his sixth individual world championship title overall. Other notable performances included the Dutch swimmer Marrit Steenbergen winning gold in the 100-meter freestyle, and Yohann Ndoye-Brouard of France earning bronze in the 200-meter backstroke. Twelve-year-old Chinese swimmer Yu Zidi became the youngest medalist in World Aquatics Championships history by winning bronze. South African swimmer Pieter Coetzé won silver in the 200-meter backstroke and another medal in the 200-meter breaststroke, while Kaylene Corbett took bronze in the breaststroke. China’s Qin Haiyang completed a breaststroke double by winning gold in both the 100-meter and 200-meter breaststroke events. The French 4x200 meter relay team finished sixth in the final. The championships highlighted emerging young talents and record-breaking performances across multiple events.