Meet Léon Marchand, the French Swimmer Who Broke Phelps' Record

He beat the long-standing record by a smashing 1.34 seconds on Sunday, making him the world record holder in the long course 400m individual medley.

Notes and Numbers From Marchand's Dominant Rookie Season - Arizona State University Athletics

Leon Marchand Knocks Michael Phelps From Record Books

Meet Léon Marchand, the French Swimmer Who Broke Phelps' Record

Marchand nearly tops a Michael Phelps World Record in Worlds 400 IM

Léon Marchand talks about a new world record and his Olympic preparations ahead of the 2024 NCAA championships

Michael Phelps' Final Individual Swimming Record Broken by 21-Year-Old Leon Marchand, News, Scores, Highlights, Stats, and Rumors

ASU's Léon Marchand swimming toward Olympic gold

Greatest Show On Surf': Léon Marchand Poised To Be ASU's Next Superstar – Arizona Daily Independent

France's swimming phenom Leon Marchand and the race for Michael Phelps' world record

Swimming-Australia's Short cruises to 400m freestyle gold at worlds, 100.7 MIX-FM, Today's Hit Music

NEW WORLD RECORD, Leon Marchand

Leon Marchand sets 400 IM record, last individual mark of Michael Phelps - ESPN