World record progression 1500 metres freestyle
The first world record in the men's 1500 metres freestyle in a long course swimming pool was recognised by the International Swimming Federation in 1908. In short course pools, the world's governing body recognizes world records since March 3, 1991.
All-time top 25
Men long course
- Correct as of August 2025
| Time | Athlete | Nation | Date | Place | |||
| 1 | 1 | 14:30.67 | Bobby Finke | 4 August 2024 | Paris | ||
| 2 | 2 | 14:31.02 | Sun Yang | 4 August 2012 | London | ||
| 3 | 3 | 14:31.54 | Ahmed Hafnaoui | 30 July 2023 | Fukuoka | ||
| 4 | 14:31.59 | Finke #2 | 30 July 2023 | Fukuoka | |||
| 4 | 5 | 14:32.80 | Gregorio Paltrinieri | 25 June 2022 | Budapest | ||
| 6 | 14:33.10 | Paltrinieri #2 | 13 August 2020 | Rome | |||
| 7 | 14:34.04 | Paltrinieri #3 | 18 May 2016 | London | |||
| 5 | 8 | 14:34.07 | Daniel Wiffen | 18 February 2024 | Doha | ||
| 9 | 14:34.14 | Sun #2 | 31 July 2011 | Shanghai | |||
| 6 | 10 | 14:34.41 | Ahmed Jaouadi | 3 August 2025 | Singapore | ||
| 11 | 14:34.55 | Paltrinieri #4 | 4 August 2024 | Paris | |||
| 7 | 12 | 14:34.56 | Grant Hackett | 29 July 2001 | Fukuoka | ||
| 13 | 14:34.57 | Paltrinieri #5 | 13 August 2016 | Rio de Janeiro | |||
| 8 | 14 | 14:34.89 | Florian Wellbrock | 21 April 2023 | Berlin | ||
| 15 | 14:34.91 | Wiffen #2 | 14 April 2023 | Stockholm | |||
| 16 | 14:35.43 | Sun #3 | 18 November 2010 | Guangzhou | |||
| 9 | 17 | 14:35.69 | Sven Schwarz | 3 August 2025 | Singapore | ||
| 18 | 14:35.79 | Wiffen #3 | 11 August 2023 | Dublin | |||
| 19 | 14:35.85 | Paltrinieri #6 | 30 July 2017 | Budapest | |||
| 10 | 20 | 14:36.10 | Mykhailo Romanchuk | 16 August 2022 | Rome | ||
| 21 | 14:36.15 | Wellbrock #2 | 5 August 2018 | Glasgow | |||
| 22 | 14:36.25 | Wellbrock #3 | 4 May 2025 | Berlin | |||
| 23 | 14:36.45 | Wellbrock #4 | 18 April 2021 | Berlin | |||
| 24 | 14:36.56 | Wellbrock #5 | 28 July 2019 | Gwangju | |||
| 25 | 14:36.60 | Finke #3 | 3 August 2025 | Singapore | |||
| 11 | 14:37.28 | Oussama Mellouli | 2 August 2009 | Rome | |||
| 11 | 14:37.28 | Samuel Short | 30 July 2023 | Fukuoka | |||
| 13 | 14:39.03 | Oliver Klemet | 4 May 2025 | Berlin | |||
| 14 | 14:39.48 | Connor Jaeger | 13 August 2016 | Rio de Janeiro | |||
| 15 | 14:39.54 | Mack Horton | 13 April 2016 | Adelaide | |||
| 16 | 14:39.63 | Ryan Cochrane | 4 August 2012 | London | |||
| 17 | 14:40.28 | Lukas Märtens | 25 March 2022 | Magdeburg | |||
| 18 | 14:40.86 | Gabriele Detti | 13 August 2016 | Rio de Janeiro | |||
| 19 | 14:40.91 | Dávid Betlehem | 4 August 2024 | Paris | |||
| 20 | 14:41.13 | Yuriy Prilukov | 15 August 2008 | Beijing | |||
| 21 | 14:41.22 | Kuzey Tunçelli | 4 August 2024 | Paris | |||
| 22 | 14:41.66 | Kieren Perkins | 24 August 1994 | Victoria | |||
| 23 | 14:44.66 | David Aubry | 4 August 2024 | Paris | |||
| 24 | 14:45.03 | Jordan Wilimovsky | 13 August 2016 | Rio de Janeiro | |||
| 25 | 14:45.29 | Larsen Jensen | 13 August 2004 | Athens | |||
| - | - | - | - | - | - | - | |
| - | - | - | - | - | - | - |
Men short course
- Correct as of December 2025
| Time | Athlete | Nation | Date | Place | |||
| 1 | 1 | 14:06.88 | Florian Wellbrock | 21 December 2021 | Abu Dhabi | ||
| 2 | 2 | 14:08.06 | Gregorio Paltrinieri | 4 December 2015 | Netanya | ||
| 3 | 3 | 14:09.11 | Daniel Wiffen | 7 December 2023 | Otopeni | ||
| 4 | 4 | 14:09.14 | Mykhailo Romanchuk | 16 December 2018 | Hangzhou | ||
| 5 | 14:09.87 | Paltrinieri #2 | 16 December 2018 | Hangzhou | |||
| 6 | 14:09.88 | Wellbrock #2 | 4 November 2021 | Kazan | |||
| 5 | 7 | 14:10.10 | Grant Hackett | 7 August 2001 | Perth | ||
| 6 | 8 | 14:10.94 | Ahmed Hafnaoui | 21 December 2021 | Abu Dhabi | ||
| 9 | 14:11.47 | Romanchuk #2 | 21 December 2021 | Abu Dhabi | |||
| 10 | 14:13.07 | Paltrinieri #3 | 4 November 2021 | Kazan | |||
| 11 | 14:13.96 | Wiffen #2 | 4 December 2025 | Lublin | |||
| 12 | 14:14.45 | Wiffen #3 | 10 December 2022 | Glasgow | |||
| 13 | 14:14.59 | Romanchuk #3 | 15 December 2017 | Copenhagen | |||
| 14 | 14:15.49 | Romanchuk #4 | 22 October 2016 | Singapore | |||
| 7 | 15 | 14:15.51 | Park Tae-hwan | 11 December 2016 | Windsor | ||
| 7 | 15 | 14:15.51 | Zalán Sárkány | 4 December 2025 | Lublin | ||
| 17 | 14:16.10 | Paltrinieri #4 | 7 December 2014 | Doha | |||
| 9 | 18 | 14:16.13 | Yuriy Prilukov | 9 December 2006 | Helsinki | ||
| 10 | 19 | 14:16.40 | Ahmed Jaouadi | 10 December 2024 | Budapest | ||
| 20 | 14:16.88 | Paltrinieri #5 | 13 December 2022 | Melbourne | |||
| 21 | 14:17.14 | Paltrinieri #6 | 6 December 2019 | Glasgow | |||
| 22 | 14:17.27 | Wellbrock #3 | 10 December 2024 | Budapest | |||
| 11 | 23 | 14:18.00 | Gabriele Detti | 4 December 2015 | Netanya | ||
| 24 | 14:18.10 | Paltrinieri #7 | 5 December 2019 | Glasgow | |||
| 12 | 25 | 14:18.15 | Henrik Christiansen | 6 December 2019 | Glasgow | ||
| 13 | 14:18.79 | Oussama Mellouli | 7 December 2014 | Doha | |||
| 14 | 14:19.29 | Connor Jaeger | 12 December 2015 | Indianapolis | |||
| 15 | 14:19.62 | Damien Joly | 13 December 2022 | Melbourne | |||
| 16 | 14:19.65 | Dávid Betlehem | 4 December 2025 | Lublin | |||
| 17 | 14:20.44 | Jan Wolfgarten | 12 December 2009 | Istanbul | |||
| 18 | 14:20.64 | Kuzey Tunçelli | 10 December 2024 | Budapest | |||
| 19 | 14:21.78 | David Aubry | 7 December 2023 | Otopeni | |||
| 20 | 14:22.29 | Sven Schwarz | 10 December 2024 | Budapest | |||
| 21 | 14:22.47 | Zhang Lin | 21 February 2009 | Tokyo | |||
| 22 | 14:22.77 | David Johnston | 27 August 2022 | Sydney | |||
| 23 | 14:23.26 | Kazushi Imafuku | 29 March 2025 | Tokyo | |||
| 24 | 14:23.35 | Ryan Cochrane | 7 December 2014 | Doha | |||
| 25 | 14:23.98 | Victor Johansson | 3 December 2025 | Lublin | |||
| - | - | - | - | - | - | - |
Women long course
- Correct as of July 2025
| Time | Athlete | Nation | Date | Place | |||
| 1 | 1 | 15:20.48 | Katie Ledecky | 16 May 2018 | Indianapolis | ||
| 2 | 15:23.21 | Ledecky #2 | 14 January 2026 | Austin | |||
| 3 | 15:24.51 | Ledecky #3 | 30 April 2025 | Fort Lauderdale | |||
| 4 | 15:25.48 | Ledecky #4 | 4 August 2015 | Kazan | |||
| 5 | 15:26.27 | Ledecky #5 | 25 July 2023 | Fukuoka | |||
| 6 | 15:26.44 | Ledecky #6 | 29 July 2025 | Singapore | |||
| 7 | 15:27.71 | Ledecky #7 | 3 August 2015 | Kazan | |||
| 8 | 15:28.36 | Ledecky #8 | 24 August 2014 | Gold Coast | |||
| 9 | 15:29.51 | Ledecky #9 | 4 March 2020 | Des Moines | |||
| 10 | 15:29.64 | Ledecky #10 | 1 July 2023 | Indianapolis | |||
| 11 | 15:30.02 | Ledecky #11 | 31 July 2024 | Paris | |||
| 12 | 15:30.15 | Ledecky #12 | 20 June 2022 | Budapest | |||
| 2 | 13 | 15:31.79 | Simona Quadarella | 29 July 2025 | Singapore | ||
| 14 | 15:31.82 | Ledecky #13 | 25 July 2017 | Budapest | |||
| 15 | 15:34.23 | Ledecky #14 | 19 June 2014 | Shenandoah | |||
| 16 | 15:35.35 | Ledecky #15 | 26 July 2021 | Tokyo | |||
| 17 | 15:35.65 | Ledecky #16 | 1 June 2017 | Santa Clara | |||
| 18 | 15:35.98 | Ledecky #17 | 7 December 2019 | Greensboro | |||
| 19 | 15:36.53 | Ledecky #18 | 30 July 2013 | Barcelona | |||
| 20 | 15:36.68 | Ledecky #19 | 28 July 2025 | Singapore | |||
| 21 | 15:36.76 | Ledecky #20 | 7 June 2025 | Indianapolis | |||
| 22 | 15:36.87 | Ledecky #21 | 16 February 2025 | Plantation | |||
| 23 | 15:37.34 | Ledecky #22 | 28 July 2021 | Tokyo | |||
| 24 | 15:37.35 | Ledecky #23 | 19 June 2024 | Indianapolis | |||
| 25 | 15:37.99 | Ledecky #24 | 14 January 2023 | Knoxville | |||
| 3 | 15:38.88 | Lotte Friis | 30 July 2013 | Barcelona | |||
| 4 | 15:39.14 | Lani Pallister | 14 June 2025 | Adelaide | |||
| 5 | 15:40.14 | Lauren Boyle | 4 August 2015 | Kazan | |||
| 6 | 15:40.35 | Anastasiia Kirpichnikova | 31 July 2024 | Paris | |||
| 7 | 15:41.16 | Isabel Gose | 31 July 2024 | Paris | |||
| 8 | 15:41.41 | Erica Sullivan | 28 July 2021 | Tokyo | |||
| 9 | 15:41.49 | Wang Jianjiahe | 26 July 2021 | Tokyo | |||
| 10 | 15:42.54 | Kate Ziegler | 17 June 2007 | Mission Viejo | |||
| 11 | 15:42.91 | Sarah Köhler | 28 July 2021 | Tokyo | |||
| 12 | 15:43.94 | Li Bingjie | 19 May 2025 | Shenzhen | |||
| 13 | 15:44.89 | Katie Grimes | 20 June 2022 | Budapest | |||
| 14 | 15:44.93 | Alessia Filippi | 28 July 2009 | Rome | |||
| 15 | 15:46.13 | Maddy Gough | 15 June 2021 | Adelaide | |||
| 16 | 15:47.09 | Boglárka Kapás | 4 August 2015 | Kazan | |||
| 17 | 15:47.26 | Jazmin Carlin | 26 June 2013 | Sheffield | |||
| 18 | 15:50.89 | Mireia Belmonte | 25 July 2017 | Budapest | |||
| 19 | 15:51.68 | Delfina Pignatiello | 15 June 2019 | Barcelona | |||
| 20 | 15:52.10 | Janet Evans | 26 March 1988 | Orlando | |||
| 21 | 15:52.17 | Jessica Ashwood | 4 August 2015 | Kazan | |||
| 22 | 15:52.37 | Camelia Potec | 26 April 2009 | Montpellier | |||
| 23 | 15:54.19 | Ashley Twichell | 23 July 2019 | Gwangju | |||
| 24 | 15:54.30 | Kristel Kobrich | 29 July 2013 | Barcelona | |||
| 25 | 15:54.48 | Ajna Késely | 22 July 2019 | Gwangju |
Women short course
- Correct as of November 2025
| Time | Athlete | Nation | Date | Place | |||
| 1 | 1 | 15:08.24 | Katie Ledecky | 29 October 2022 | Toronto | ||
| 2 | 2 | 15:13.83 | Lani Pallister | 19 October 2025 | Westmont | ||
| 3 | 3 | 15:18.01 | Sarah Köhler | 16 November 2019 | Berlin | ||
| 4 | 4 | 15:18.30 | Anastasiia Kirpichnikova | 5 November 2021 | Kazan | ||
| 5 | 5 | 15:19.71 | Mireia Belmonte | 12 December 2014 | Sabadell | ||
| 6 | 15:20.12 | Kirpichnikova #2 | 8 December 2023 | Otopeni | |||
| 7 | 15:21.43 | Pallister #2 | 16 December 2022 | Melbourne | |||
| 6 | 8 | 15:22.68 | Lauren Boyle | 9 August 2014 | Wellington | ||
| 9 | 15:24.63 | Pallister #3 | 24 August 2022 | Sydney | |||
| 7 | 10 | 15:24.69 | Isabel Gose | 15 December 2024 | Budapest | ||
| 11 | 15:25.50 | Gose #2 | 19 November 2023 | Wuppertal | |||
| 12 | 15:26.08 | Kirpichnikova #3 | 4 November 2021 | Kazan | |||
| 13 | 15:26.95 | Belmonte #2 | 29 November 2013 | Castellón de la Plana | |||
| 14 | 15:28.33 | Pallister #4 | 29 November 2020 | Brisbane | |||
| 8 | 15 | 15:28.65 | Lotte Friis | 28 November 2009 | Birkerød | ||
| 9 | 16 | 15:29.74 | Simona Quadarella | 5 March 2021 | Rome | ||
| 9 | 16 | 15:29.74 | Simona Quadarella | 24 April 2021 | Pietralata | ||
| 18 | 15:29.93 | Quadarella #3 | 7 December 2025 | Lublin | |||
| 19 | 15:30.14 | Quadarella #4 | 13 December 2024 | Budapest | |||
| 10 | 20 | 15:30.22 | Erika Fairweather | 19 October 2025 | Westmont | ||
| 11 | 21 | 15:31.19 | Maddy Gough | 26 September 2020 | Brisbane | ||
| 12 | 22 | 15:32.90 | Kate Ziegler | 12 October 2007 | Essen | ||
| 23 | 15:33.40 | Quadarella #5 | 14 November 2024 | Riccione | |||
| 24 | 15:33.42 | Kirpichnikova #4 | 26 October 2023 | Angers | |||
| 25 | 15:34.16 | Quadarella #6 | 5 November 2021 | Kazan | |||
| 13 | 15:34.31 | Kareena Lee | 29 November 2020 | Brisbane | |||
| 14 | 15:36.43 | Martina Caramignoli | 5 March 2021 | Rome | |||
| 15 | 15:37.78 | Erika Villaecija | 26 November 2009 | Castellón de la Plana | |||
| 16 | 15:38.64 | Phoebe Hines | 29 November 2020 | Brisbane | |||
| 17 | 15:40.05 | Leonie Beck | 25 October 2019 | Wuppertal | |||
| 18 | 15:40.52 | Moesha Johnson | 29 November 2020 | Brisbane | |||
| 19 | 15:41.29 | Jillian Cox | 13 December 2024 | Budapest | |||
| 20 | 15:41.80 | Li Bingjie | 28 October 2022 | Beijing | |||
| 21 | 15:42.05 | Katie Grimes | 4 November 2022 | Indianapolis | |||
| 22 | 15:42.14 | Kseniya Misharina | 10 November 2025 | Kazan | |||
| 23 | 15:42.18 | Caitlin Deans | 19 October 2025 | Westmont | |||
| 24 | 15:42.39 | Laure Manaudou | 20 November 2004 | La Roche-sur-Yon | |||
| 25 | 15:43.31 | Petra Schneider | 10 January 1982 | Gainesville |