The women's 400 metre freestyle competition at the 2023 World Aquatics Championships was held on 23 July 2023.
Records Prior to the competition, the existing world and championship records were as follows.
The following new records were set during this competition. Date Event Name Nationality Time Record 23 July Final Ariarne Titmus 3:55.38 WR
Results Heats The heats were started at 11:56.
Rank Heat Lane Name Nationality Time Notes 1 5 5 Katie Ledecky 4:00.80 Q 2 4 4 Ariarne Titmus 4:01.39 Q 3 5 4 Summer McIntosh 4:01.72 Q 4 4 6 Isabel Gose 4:03.02 Q, NR 5 4 5 Erika Fairweather 4:03.07 Q 6 4 3 Lani Pallister 4:03.49 Q 7 5 6 Bella Sims 4:04.25 Q 8 5 3 Li Bingjie 4:04.98 Q 9 5 1 Ajna Késely 4:07.08 10 4 1 Waka Kobori 4:07.48 11 4 7 Gabrielle Roncatto 4:07.99 12 4 8 Maria Fernanda Costa 4:08.67 13 5 8 Freya Colbert 4:09.02 14 4 9 Anastasiya Kirpichnikova 4:09.43 15 3 5 Valentine Dumont 4:10.09 16 5 2 Miyu Namba 4:10.23 17 4 2 Ma Yonghui 4:10.64 18 3 1 Han Da-kyung 4:11.08 19 3 3 Deniz Ertan 4:11.29 20 5 7 Eve Thomas 4:11.33 21 3 2 Imani de Jong 4:12.03 22 5 0 Ella Jansen 4:12.77 23 5 9 Bettina Fábián 4:12.83 24 3 9 Gan Ching Hwee 4:13.10 25 3 0 Marlene Kahler 4:13.13 26 4 0 Merve Tuncel 4:13.34 27 3 8 Daria Golovaty 4:14.33 28 3 7 Paula Otero 4:14.63 29 2 4 María Yegres 4:15.79 30 3 6 Cyrielle Duhamel 4:16.97 31 3 4 Katja Fain 4:18.05 32 2 6 Iman Avdić 4:20.04 33 2 5 Batbayaryn Enkhkhüslen 4:21.39 34 2 3 Võ Thị Mỹ Tiên 4:23.21 35 2 2 Eva Petrovska 4:24.92 36 2 1 Harper Barrowman 4:26.88 37 2 8 Danielle Treasure 4:32.39 38 2 7 Sasha Gatt 4:35.45 39 1 3 Anna Nikishkina 4:36.12 40 1 4 Natalia Kuipers 4:38.00 41 1 5 Amaya Bollinger 5:16.50
Final The final was started at 20:32.
Rank Lane Name Nationality Time Notes 5 Ariarne Titmus 3:55.38 WR 4 Katie Ledecky 3:58.73 2 Erika Fairweather 3:59.59 NR 4 3 Summer McIntosh 3:59.94 5 8 Li Bingjie 4:01.65 6 7 Lani Pallister 4:05.17 7 6 Isabel Gose 4:05.27 8 1 Bella Sims 4:05.37
References