Upon winning the women’s 800 m freestyle at the 2025 World Aquatics Championships in Singapore, Katie Ledecky became the first swimmer ever to claim seven world titles in the same individual event. Since her inaugural victory at the 2013 Worlds, she has remained undefeated in this race at the World Championships.
In doing so, she surpassed Sarah Sjostrom — six-time champion in the women’s 50 butterfly — and even her own achievement of six world titles in the 1500 freestyle, secured two days earlier in Singapore.
Ledecky’s dominance in the 800 freestyle is truly remarkable. In addition to her seven world titles, she has also won the event at four consecutive Olympic Games. Only Michael Phelps has achieved a similar feat — winning the same individual swimming event four times when he triumphed in the men’s 200 IM from 2004 to 2016.
Moreover, Ledecky has remained unbeaten in this event at every major LCM competition she has entered since 2012 — that is, she has won the 800 freestyle in the main meet of each season, except in 2020 when all major meets were postponed due to the COVID-19 pandemic.
Katie Ledecky’s 800 freestyle wins at LCM major international meets
| Year | Meet | Time |
| 2012 | Olympic Games | 8:14.63 |
| 2013 | World Championships | 8:13.86 |
| 2014 | Pan Pacific Championships | 8:11.35 |
| 2015 | World Championships | 8:07.39 |
| 2016 | Olympic Games | 8:04.79 |
| 2017 | World Championships | 8:12.68 |
| 2018 | Pan Pacific Championships | 8:09.13 |
| 2019 | World Championships | 8:13.58 |
| 2021 | Olympic Games | 8:12.57 |
| 2022 | World Championships | 8:08.04 |
| 2023 | World Championships | 8:08.87 |
| 2024 | Olympic Games | 8:11.04 |
| 2025 | World Championships | 8:05.62 |
Most wins in a single event at LCM major international meets
| Swimmer | Event | Wins | Years |
| Katie Ledecky (USA) | Women’s 800 free | 13 | 2012-2025 |
| Grant Hackett (AUS) | Men’s 1500 free | 11 | 1997-2005 |
| Sarah Sjostrom (SWE) | Women’s 50 fly | 11 | 2012-2024 |
| Adam Peaty (GBR) | Men’s 100 breast | 11 | 2014-2021 |
| Alexander Popov (RUS) | Men’s 100 free | 10 | 1991-2003 |
| Michael Phelps (USA) | Men’s 200 fly | 10 | 2001-2016 |
| Katinka Hosszu (HUN) | Women’s 400 IM | 10 | 2009-2021 |
| Katinka Hosszu (HUN) | Women’s 200 IM | 10 | 2010-2019 |
| Katie Ledecky (USA) | Women’s 1500 free | 10 | 2013-2025 |
| Alexander Popov (RUS) | Men’s 50 free | 9 | 1992-2004 |
| Ian Thorpe (AUS) | Men’s 400 free | 9 | 1998-2004 |
| Michael Phelps (USA) | Men’s 200 IM | 9 | 2002-2016 |
| Sarah Sjostrom (SWE) | Women’s 100 fly | 9 | 2008-2018 |
| Federica Pellegrini (ITA) | Women’s 200 free | 9 | 2008-2019 |
The closest any swimmer has come to this level of sustained dominance is 11 titles in LCM major international meets— achieved by Grant Hackett in the men’s 1500 freestyle, Sarah Sjostrom in the women’s 50 butterfly, and Adam Peaty in the men’s 100 breaststroke.
- Hackett (1500 free): Olympic golds in 2000 and 2004; World titles in 1998, 2001, 2003, 2005; Pan Pacific wins in 1997, 1999, 2002; Commonwealth golds in 1998 and 2002.
- Sjostrom (50 fly): Six world titles from 2015 to 2024; European titles in 2012, 2014, 2016, 2018, 2022.
- Peaty (100 breast): Olympic golds in 2016 and 2021; Worlds in 2015, 2017, 2019; European titles in 2014, 2016, 2018, 2021; Commonwealth crowns in 2014.
As for Michael Phelps, the greatest swimmer of all time, his most successful individual event across major meets is the 200 butterfly, with a total of 10 titles: Olympics in 2004, 2008, 2016; World Championships in 2001, 2003, 2007, 2009, 2011; Pan Pacific golds in 2006, 2010.
To cap it all, Ledecky has led the world rankings in the 800 freestyle from 2012 through 2024, and it is highly likely she will end 2025 still at number one — totaling 14 consecutive years at the top, the longest streak in swimming history. The closest comparison is Ledecky herself in the 1500 freestyle, where she held the world’s fastest time for 12 years (2013–2015 and 2017–2025).
Following her on the rankings are Sarah Sjostrom — who led in the 50 butterfly for 10 years (2014–2024, excluding 2021) — and Michael Phelps — who also held the 200 IM lead for 10 years (2002–2008, 2012, 2015, 2016).
Katie Ledecky is not done in the W 1500 FR. If she didn’t fall ill at the 2019 World Aquatics Championships, the tally would be eleven (11) titles.
Glad Hackett is getting some recognition with this list. One of my favourite swimmers to watch. His 2001 swim was the most amazing. Would have won many more races in the 400 and 800 distances if it wasn’t for Thorpe.
Yeah his 1500 from that year almost would have won this year! His longevity was truly respectable as well.
Don’t forget he also broke Giorgio Lambertti’s legendary 200 free WR
At the beginning of her career it seems in post Olympic years she would experience some regression.(2012-2013 doesn’t count IMO because she was still a kid back then so improvement happens anyways) Now it seems she gets much much better in post Olympic years. Just something interesting.
Well 2022 makes sense since she was tried out a new program and didn’t have to worry about a Stanford degree anymore.
Maybe she overtrained or something for 2024, given that after taking her longest break from swimming she got back to near peak form.
Maybe she was sick a couple of times in 2024 which would have affected her training
Getting sick more often is a common symptom of overtraining. And Ledecky herself called her 2024 winter training her hardest ever. Overtraining seems like a logical conclusion unless there were some other factors we don’t know about.
legend
Truly remarkable.
A legacy of putting me to sleep. It’s sad that only a couple of these races (notably Singapore, of course) have been interesting to watch as a spectator. Image how bored a non-swimming fan would be, watching someone constantly win an event by 10-15 seconds.
She should go slower to make it more exciting for you?
Yeah…Usain Bolt used to lull me to sleep all the time. 😉
Hmm, a 9.xx second race vs. an 8+-minute race.
Did the race got a little more interesting in 2011 when Bolt was disqualified for a False Start
If u actually paid attention, you’d notice that her races trend on mainstream social media every year and are among the most popular with non-swimming fans bc u don’t need years of knowledge to be able to appreciate the greatness it takes to win by such margins.
People are drawn to legacy and dominance in all sports, and rightly so.
Non-swim fans are hardly bored by Ledecky. For many it’s the only swimming name they know.
Those margins contribute to that fame, and impression that she wins every race by open water, regardless of distance or discipline.
How do you feel about Secretariat?
Watching true brilliance never gets dull.
Come on, my man… watch some greyhound racing instead, then…
Stop falling for the rage-bait, guys. He just wants your attention because his parents didn’t give him any growing up.