Swimming at the 2023 World Aquatics Championships – Women's 400 metre individual medley

Women's 400 metre individual medley
at the 2023 World Aquatics Championships
Women's 400 metre individual medley ; at the 2023 World Aquatics Championships
Venue	Marine Messe Fukuoka
Location	Fukuoka, Japan
Dates	30 July (heats and final)
Competitors	35 from 26 nations
Winning time	4:27.11 CR
Medalists
	← 2022 2024 →

The women's 400 metre individual medley competition at the 2023 World Aquatics Championships was held on 30 July 2023.^[1]^[2]^[3]

Records

Prior to the competition, the existing world and championship records were as follows.^[4]

World record	Summer McIntosh (CAN)	4:25.87	Toronto, Canada	1 April 2023
Competition record	Katinka Hosszú (HUN)	4:29.33	Budapest, Hungary	30 July 2017

The following new records were set during this competition.

Date	Event	Name	Nationality	Time	Record
30 July	Final	Summer McIntosh	Canada	4:27.11	CR

The heats were held at 10:32.^[5]

Rank	Heat	Lane	Name	Nationality	Time	Notes
1	4	5	Jenna Forrester	Australia	4:35.88	Q
2	4	4	Summer McIntosh	Canada	4:36.57	Q
3	4	2	Mio Narita	Japan	4:38.05	Q
4	4	3	Freya Colbert	Great Britain	4:38.29	Q
5	3	4	Katie Grimes	United States	4:38.39	Q
6	4	6	Sara Franceschi	Italy	4:38.89	Q
7	3	5	Alex Walsh	United States	4:39.42	Q
8	3	2	Katie Shanahan	Great Britain	4:39.46	Q
9	3	6	Ageha Tanigawa	Japan	4:40.21
10	4	1	Viktória Mihályvári-Farkas	Hungary	4:41.28
11	3	3	Yu Yiting	China	4:41.84
12	3	1	Ge Chutong	China	4:41.87
13	4	7	Kiah Melverton	Australia	4:41.96
14	3	7	Fantine Lesaffre	France	4:42.07
15	4	9	Alba Vázquez	Spain	4:42.11
16	3	9	Ellen Walshe	Ireland	4:43.24
17	4	0	Ella Jansen	Canada	4:43.35
18	3	8	Zsuzsanna Jakabos	Hungary	4:43.52
19	2	5	Kim Seo-yeong	South Korea	4:45.04
20	4	8	Cyrielle Duhamel	France	4:45.32
21	2	8	Rebecca Meder	South Africa	4:45.68
22	2	4	Anja Crevar	Serbia	4:46.26
23	2	0	Kristen Romano	Puerto Rico	4:48.24
24	2	1	Kamonchanok Kwanmuang	Thailand	4:48.97
25	2	7	Xiandi Chua	Suspended Member Federation	4:49.13
26	3	0	Anastasia Gorbenko	Israel	4:49.64
27	2	6	Gabrielle Roncatto	Brazil	4:49.73
28	2	3	Emma Carrasco Cadens	Spain	4:50.83
29	2	2	Florencia Perotti	Argentina	4:52.48
30	1	4	Lucero Mejia Arce	Guatemala	5:03.52
31	2	9	Nicole Frank	Uruguay	5:04.07
32	1	3	Chloe Cheng	Hong Kong	5:05.72
33	1	2	Vivian Xhemollari	Albania	5:11.38
34	1	5	Samantha van Vuure	Curaçao	5:32.86
35	1	6	Meral Latheef	Maldives	6:23.04

The final was held at 21:01.^[6]

Rank	Lane	Name	Nationality	Time	Notes
	5	Summer McIntosh	Canada	4:27.11	CR
	2	Katie Grimes	United States	4:31.41
	4	Jenna Forrester	Australia	4:32.30
4	1	Alex Walsh	United States	4:34.46
5	6	Freya Colbert	Great Britain	4:35.28
6	7	Sara Franceschi	Italy	4:37.73
7	8	Katie Shanahan	Great Britain	4:41.29
8	3	Mio Narita	Japan	4:42.14