Top 10 Fastest 400 IM Swimmers – Men’s SCY

1. Leon Marchand 3:28.82 (2023 NCAA  Division I Men’s Swimming Championships 3/24/2023)
2. Hugo Gonzalez 3:32.88 (2022 NCAA Division I Men’s Swimming Championships 3/25/2022)
3. Chase Kalisz 3:33.42 (2017 NCAA DI – Men 3/24/2017)
4. Carson Foster 3:33.79 (2022 NCAA Division I Men’s Swimming Championships 3/25/2022)
5. Shaine Casas 3:34.09 (2025 Eddie Reese Showdown 1/26/2025)
6. Rex Maurer 3:34.19 (2024 Texas Invitational)
7. David Schlicht 3:35.27 (2024 NCAA Division I Men’s Championships 3/29/2024)
8. Abrahm DeVine  3:35.29 (2018 NCAA DI – Men 3/23/2018)
9. Tristian Jankovics 3:35.51 (2025 Men’s Big Ten Championships 2/28/2025)
10. Josh Prenot 3:35.82 (2016 NCAA DI – Men 3/25/2016)
    Hubert Kos 3:35.82 (NC State GAC Invitational 11/17/2023)

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Here is Leon Marchand’s 3:28.82 swim performed at the 2023 NCAA Swimming Championships.

 

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Note: Top 10 Fastest 400 IM Swimmers – Men’s SCY Updated March 2025

Additionally, here are our Top 5 Swim Calculators from our web traffic:

1. Swim Pace Calculator – Help you determine your pace, time, and distance based on your goals and performances. Optional settings for MIN/100YDS and MIN/100M
2. Swim Split Calculator/Goal Time Calculator – Breaks the swim down to the individual target splits for Meters racing
3. Yards Goal Calculator – Breaks the swim down to the individual target splits for Yards racing
4. Race Review Calculator – Allows the coach, swimmer or parent to identify the strengths and weaknesses of a race that has been swum.
5. Medley Relay Calculator – This Calculator allows coaches to quickly compose the fastest relay team available to them. Enter up to 6 swimmers, enter their personal bests for each event and then hit calculate. The Medley Relay Calculator will then provide you with the fastest relay combination available to you.