The Women's 400 metre freestyle competition at the 2017 World Championships was held on 23 July 2017.Schedule Start list

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 Heat Katie Ledecky 3:59.06 CR 23 July Final Katie Ledecky 3:58.34 CR

Results Heats The heats were held at 10:52.Heats results

Rank Heat Lane Name Nationality Time Notes 1 4 4 Katie Ledecky 3:59.06 Q, CR 2 3 4 Leah Smith 4:02.00 Q 3 4 3 Ariarne Titmus 4:04.26 Q 4 3 5 Li Bingjie 4:04.94 Q 5 4 5 Boglárka Kapás 4:05.93 Q 6 4 6 Zhang Yuhan 4:06.21 Q 7 4 7 Veronika Popova 4:06.40 Q 8 3 2 Ajna Késely 4:06.48 Q 9 3 6 Anja Klinar 4:07.75 10 3 3 Mireia Belmonte 4:09.55 11 4 0 Mary-Sophie Harvey 4:09.74 12 4 8 Mackenzie Padington 4:09.88 13 2 4 Diana Duraes 4:10.07 14 3 8 Joanna Maranhão 4:11.06 15 4 2 Holly Hibbott 4:12.77 16 3 0 Leah Neale 4:13.38 17 2 1 Barbora Závadová 4:13.85 18 4 9 Lee Ea-sop 4:13.94 19 3 1 Arina Openysheva 4:15.45 20 3 9 Julia Hassler 4:17.05 21 3 7 Andreina Pinto 4:17.46 22 2 5 Monique Olivier 4:18.04 23 2 9 Marina Hansen 4:18.86 24 2 7 Nicole Oliva 4:19.23 25 2 6 Helena Moreno 4:19.27 26 2 2 Sze Hang Yu 4:20.57 27 2 3 Kate Beavon 4:20.82 28 2 0 Hania Moro 4:21.67 29 2 8 Ressa Dewi 4:24.05 30 1 3 Gabriella Doueihy 4:25.34 31 1 1 Talita Te Flan 4:26.72 32 1 5 Sudthirak Watcharabusaracum 4:30.96 33 1 4 Daniella van den Berg 4:32.09 34 1 6 Hannah Gill 4:42.55 35 1 7 Ishani Senanayake 4:45.48 36 1 2 Victoria Chentsova 4:47.15 4 1 Nguyễn Thị Ánh Viên

Final The final was held at 18:03.Final results

Rank Lane Name Nationality Time Notes 4 Katie Ledecky 3:58.34 CR 5 Leah Smith 4:01.54 6 Li Bingjie 4:03.25 4 3 Ariarne Titmus 4:04.26 5 2 Boglárka Kapás 4:04.77 6 8 Ajna Késely 4:05.75 7 7 Zhang Yuhan 4:06.03 8 1 Veronika Popova 4:07.59

References