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World record progression 100 metres individual medley
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Main article: List of world records in swimming
This is a listing of the history of the World Record in the swimming event: 100 Individual Medley. The event consists of one 25-meter lap of each stroke (butterfly, backstroke, breaststroke, and freestyle), and as such is only recognized in short course (25m) pools.
Short course (25m)
Men
Women
All-time top 25
| *- denotes top performance (only) for other top 25 athletes who fall outside the top 25 100 m individual medley times* |
|---|
Men
- Correct as of December 2025
| Ath.# | Perf.# | Time | Athlete | Nation | Date | Place | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 49.28 | Caeleb Dressel | 22 November 2020 | Budapest | |||||
| 2 | 49.88 | Dressel #2 | 16 November 2020 | Budapest | ||||||
| 2 | 3 | 49.92 | Léon Marchand | 31 October 2024 | Singapore | |||||
| 3 | 4 | 50.26 | Vladimir Morozov | 28 September 2018 | Eindhoven | |||||
| 9 November 2018 | Tokyo | |||||||||
| 4 | 6 | 50.28 | Shaine Casas | 23 October 2025 | Toronto | |||||
| 7 | 50.30 | Morozov #3 | 30 August 2016 | Berlin | ||||||
| 8 | 50.31 | Morozov #4 | 15 November 2018 | Singapore | title=2018 FINA World Cup (Singapore) - Men's 100m IM Final Results | url=https://www.omegatiming.com/File/000112010B0105EC04FFFFFFFFFFFF01.pdf | publisher=Omega Timing | date=15 November 2018 | accessdate=1 May 2025}} | |
| 9 | 50.32 | Morozov #5 | 4 October 2018 | Budapest | ||||||
| 10 | 50.33 | Morozov #6 | 29 October 2016 | Hong Kong | ||||||
| 5 | 10 | 50.33 | Noè Ponti | 13 December 2024 | Budapest | |||||
| 12 | 50.36 | Morozov #7 | 11 November 2017 | Beijing | ||||||
| 13 | 50.39 | Ponti #2 | 31 October 2024 | Singapore | ||||||
| 14 | 50.43 | Ponti #3 | 12 December 2024 | Budapest | ||||||
| 15 | 50.45 | Casas #2 | 17 October 2025 | Westmont | title=2025 World Aquatics Cup (Westmont) - Men's 100m IM Final Results | url=https://www.omegatiming.com/File/00011900070105EC0104FFFFFFFFFF01.pdf | work=Omega Timing | date=17 October 2025 | access-date=19 October 2025}} | |
| 16 | 50.48 | Dressel #3 | 10 November 2020 | Budapest | ||||||
| 17 | 50.49 | Morozov #8 | 18 November 2017 | Singapore | ||||||
| 18 | 50.52 | Ponti #4 | 4 December 2025 | Lublin | title=2025 European Championships (25m) - Men's 100m IM Final Results | url=https://www.omegatiming.com/File/000119000A0105EC0104FFFFFFFFFF01.pdf | publisher=Omega Timing | date=4 December 2025 | accessdate=4 December 2025}} | |
| 6 | 19 | 50.53 | Maxime Grousset | 4 December 2025 | Lublin | |||||
| 20 | 50.55 | Morozov #9 | 25 October 2016 | Tokyo | ||||||
| 21 | 50.56 | Grousset #2 | 23 October 2025 | Taverny | ||||||
| 7 | 21 | 50.56 | Hubert Kós | 23 October 2025 | Toronto | |||||
| 23 | 50.60 | Morozov #10 | 26 August 2016 | Chartres | ||||||
| 8 | 24 | 50.63 | Kliment Kolesnikov | 14 December 2018 | Hangzhou | |||||
| 25 | 50.64 | Ponti #5 | 13 April 2025 | Uster | ||||||
| 9 | 50.66 | Markus Deibler | 7 December 2014 | Doha | ||||||
| 10 | 50.71 | Ryan Lochte | 15 December 2012 | Istanbul | ||||||
| 11 | 50.76 | Peter Mankoč | 12 December 2009 | Istanbul | ||||||
| 12 | 50.95 | Sergei Fesikov | 14 November 2009 | Berlin | ||||||
| Marco Orsi | 7 November 2021 | Kazan | ||||||||
| 14 | 50.96 | Florent Manaudou | 7 December 2013 | Dijon | ||||||
| 15 | 50.97 | Thomas Ceccon | 16 December 2022 | Melbourne | title=2022 FINA World Championships (25m) - Men's 100m IM Final Results | url=https://www.omegatiming.com/File/00011700030105EC0104FFFFFFFFFF01.pdf | work=Omega Timing | date=16 December 2022 | access-date=19 December 2022}} | |
| 16 | 51.05 | Gerhard Zandberg | 14 November 2009 | Berlin | ||||||
| Javier Acevedo | 16 December 2022 | Melbourne | ||||||||
| Finlay Knox | 23 October 2025 | Toronto | ||||||||
| 19 | 51.07 | Grant House | 17 October 2025 | Westmont | ||||||
| 20 | 51.11 | Bernhard Reitshammer | 13 December 2024 | Budapest | ||||||
| 21 | 51.14 | Marcin Cieślak | 16 November 2020 | Budapest | ||||||
| Emre Sakçı | 23 December 2023 | Istanbul | ||||||||
| Duncan Scott | 18 October 2024 | Shanghai | title=World Aquatics Cup (Shanghai) - Men's 100m IM Final Results | url=https://www.omegatiming.com/File/00011800050105EC0104FFFFFFFFFF01.pdf | work=Omega Timing | date=18 October 2024 | access-date=27 October 2024}} | |||
| 24 | 51.15 | George Bovell | 7 August 2013 | Eindhoven | ||||||
| 25 | 51.16 | Michael Andrew | 15 November 2018 | Singapore |
Women
- Correct as of December 2025
| Ath.# | Perf.# | Time | Athlete | Nation | Date | Place | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 55.11 | Gretchen Walsh | 13 December 2024 | Budapest | |||||
| 2 | 55.71 | Walsh #2 | 12 December 2024 | Budapest | ||||||
| 3 | 55.77 | Walsh #3 | 17 October 2025 | Westmont | title=2025 World Aquatics Cup (Westmont) - Women's 100m IM Final Results | url=https://www.omegatiming.com/File/00011900070205EC0104FFFFFFFFFF01.pdf | work=Omega Timing | date=17 October 2025 | access-date=19 October 2025}} | |
| 4 | 55.91 | Walsh #4 | 10 October 2025 | Carmel | title=2025 World Aquatics Cup (Carmel) - Women's 100m IM Final Results | url=https://www.omegatiming.com/File/00011900060205EC0104FFFFFFFFFF01.pdf | work=Omega Timing | date=10 October 2025 | access-date=12 October 2025}} | |
| 5 | 55.98 | Walsh #5 | 18 October 2024 | Charlottesville | ||||||
| 6 | 55.99 | Walsh #6 | 23 October 2025 | Toronto | title=2025 World Aquatics Cup (Toronto) - Women's 100m IM Final Results | url=https://www.omegatiming.com/File/00011900080205EC0104FFFFFFFFFF01.pdf | work=Omega Timing | date=23 October 2025 | access-date=24 October 2025}} | |
| 7 | 56.06 | Walsh #7 | 12 December 2024 | Budapest | title=2024 World Aquatics Championships (25m) - Women's 100m IM Heats Results | url=https://www.omegatiming.com/File/00011800080205EC0101FFFFFFFFFF01.pdf | work=Omega Timing | date=12 December 2024 | access-date=2 May 2025}} | |
| 2 | 8 | 56.26 | Marrit Steenbergen | 4 December 2025 | Lublin | |||||
| 3 | 9 | 56.34 | Kate Douglass | 10 October 2025 | Carmel | |||||
| 10 | 56.42 | Douglass #2 | 17 October 2025 | Westmont | ||||||
| 11 | 56.49 | Douglass #3 | 13 December 2024 | Budapest | ||||||
| 4 | 12 | 56.51 | Katinka Hosszú | 7 August 2017 | Berlin | |||||
| 13 | 56.57 | Douglass #4 | 31 October 2024 | Singapore | ||||||
| 14 | 56.67 | Hosszú #2 | 4 December 2015 | Netanya | ||||||
| 5 | 14 | 56.67 | Béryl Gastaldello | 13 December 2024 | Budapest | |||||
| 16 | 56.70 | Hosszú #3 | 5 December 2014 | Doha | ||||||
| 17 | 56.75 | Hosszú #4 | 14 December 2017 | Copenhagen | ||||||
| 6 | 18 | 56.80 | Roos Vanotterdijk | 4 December 2025 | Lublin | |||||
| 19 | 56.86 | Hosszú #5 | 1 September 2014 | Dubai | ||||||
| 20 | 56.88 | Douglass #5 | 12 December 2024 | Budapest | ||||||
| 21 | 56.97 | Hosszú #6 | 1 October 2017 | Hong Kong | ||||||
| Hosszú #7 | 15 December 2017 | Copenhagen | ||||||||
| Douglass #6 | 24 October 2024 | Incheon | ||||||||
| 24 | 56.98 | Douglass #7 | 12 December 2024 | Budapest | ||||||
| 25 | 56.99 | Hosszú #8 | 4 December 2014 | Doha | ||||||
| Hosszú #9 | 7 August 2017 | Berlin | ||||||||
| Douglass #8 | 18 October 2024 | Shanghai | title=Women's 100m IM Final Results | url=https://www.omegatiming.com/File/00011800050205EC0104FFFFFFFFFF01.pdf | work=Omega Timing | date=18 October 2024 | access-date=27 October 2024}} | |||
| 7 | 57.04 | Mary-Sophie Harvey | 13 December 2024 | Budapest | ||||||
| 8 | 57.10 | Sarah Sjöström | 2 August 2017 | Moscow | ||||||
| 9 | 57.17 | Anastasia Gorbenko | 4 December 2025 | Lublin | ||||||
| 10 | 57.44 | Yu Yiting | 31 October 2024 | Singapore | ||||||
| 11 | 57.47 | Charlotte Bonnet | 7 December 2023 | Otopeni | ||||||
| 12 | 57.53 | Alicia Coutts | 10 November 2013 | Tokyo | ||||||
| Beata Nelson | 31 October 2024 | Singapore | ||||||||
| 14 | 57.59 | Siobhan-Marie O'Connor | 3 December 2015 | Netanya | ||||||
| Maria Kameneva | 6 December 2019 | Glasgow | ||||||||
| Anastasiya Shkurdai | 22 November 2020 | Budapest | ||||||||
| 17 | 57.68 | Rūta Meilutytė | 14 December 2013 | Herning | ||||||
| Louise Hansson | 16 December 2022 | Melbourne | title=16th FINA World Championships (25m) - Women's 100m IM Final Results | url=https://www.omegatiming.com/File/00011700030205EC0104FFFFFFFFFF01.pdf | work=Omega Timing | date=16 December 2022 | access-date=19 December 2022}} | |||
| 19 | 57.69 | Rebecca Meder | 12 December 2024 | Budapest | ||||||
| Tessa Giele | 13 December 2024 | Budapest | ||||||||
| 21 | 57.74 | Hinkelien Schreuder | 15 November 2009 | Berlin | ||||||
| 22 | 57.75 | Rikako Ikee | 15 November 2017 | Tokyo | ||||||
| 23 | 57.76 | Kaylee McKeown | 18 October 2024 | Shanghai | ||||||
| 24 | 57.77 | Runa Imai | 14 December 2018 | Hangzhou | ||||||
| 25 | 57.80 | Kayla Sanchez | 21 December 2018 | Lausanne |
References
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