Overview

• Marchand clocked 1:52.61 in Wednesday’s semifinal, eclipsing Ryan Lochte’s 1:54.00 time from the 2011 World Championships by more than a second.
• He secured the record-breaking swim at the 2025 World Aquatics Championships in Singapore, outpacing American Shaine Casas by 2.44 seconds.
• As part of a self-described transition year, the four-time Olympic gold medalist is focusing solely on the 200m and 400m individual medleys in Singapore.
• Marchand also holds the 400m IM world record of 4:02.50, which he set at the 2023 World Championships in Fukuoka.
• He is slated to swim the 200m IM final on Thursday with a chance to lower his new world record and will contest the 400m IM on the meet’s final day.