Léon Marchand/Carson Foster : 10 - Carson Is The New 2019 World Junior Champion In The 200M Medley.

Léon Marchand/Carson Foster : 10 - Carson is the new 2019 World junior Champion in the 200m medley.

Terrific Léon !

Léon Marchand/Carson Foster : 9 - Record du monde junior pour Carson Foster (2019) !

Terrific Léon !

NEW WORLD RECORD | Leon Marchand | Men 400m Medley

Leon Marchand's 46.63 100 IM (second fastest in history)

Léon Marchand/Carson Foster : 83 - Finale du 200m 4 nages (en français) - Budapest 2022.

Terrific Léon !

Léon Marchand/Carson Foster : 2 - Quelle course !

Terrific Léon !

Léon Marchand/Carson Foster : 115 - Léon Marchand bat le record de France du 200 m brasse !

Terrific Léon !

LEON MARCHAND | Is the Michael Phelps 400m IM World Record About To Go?

Propulsion Swimming

Léon Marchand/Carson Foster: 18 - 2021: Léon Marchand pulvérise le record de France du 400m 4 nages.

Terrific Léon !

Léon Marchand/Carson Foster : 40 - Léon Marchand : Superstar of the World swimming ?

Terrific Léon !

Leon Marchand Swims 4:18 500 Free IN PRACTICE?!

200 IM RECORD TIME 1:36.34 Marchand Léon NCAA 2023

Léon Marchand/Carson Foster : 80 - Finale du 200m papillon (en français) - Budapest 2022.

Terrific Léon !

Léon Marchand/Carson Foster : 27 - Meanwhile, Carson Foster became runner-up in Abu-Dhabi (short).

Terrific Léon !

Does This Swim Make Leon Marchand the Yards GOAT? 1:36.34 200 IM

Men's 200 Individual Medley | 2023 NCAA swimming championships

NCAA Championships

Fastest 50 Breast Ever.. Leon Marchand is a SPRINTER now??

Léon Marchand/Carson Foster : 79 - Séries et demi-finale du 200m papillon, Léon assure...!

Terrific Léon !

Léon Marchand/Carson Foster : 81 - Podium du 200m pap. Avant la 1/2 du 200m 4 nages (en français).

Terrific Léon !

Carson Foster Announces Going Pro, Will Train at Texas through 2024 Olympic Trials