400 m Individual Medley, Women

Competition 2025 World Aquatics Championships
Venue Singapore SGP
Held 3 August 2025
Status Medal
Competitors 24
Countries 18
Pos Athlete(s) Country Preliminary Round Final
🥇 Summer McIntosh CAN 4:35.56
(1 h3)		 4:25.78
(1 F)
🥈 Jenna Forrester AUS 4:36.17
(2 h3)		 4:33.26
(=2 F)
🥈 Mio Narita JPN 4:37.12
(4 h3)		 4:33.26
(=2 F)
4 Yu Zidi CHN 4:36.49
(1 h2)		 4:33.76
(4 F)
5 Emma Weyant USA 4:36.75
(3 h3)		 4:34.01
(5 F)
6 Katie Grimes USA 4:38.26
(3 h2)		 4:36.52
(6 F)
7 Waka Kobori JPN 4:36.62
(2 h2)		 4:38.05
(7 F)
8 Freya Colbert GBR 4:38.31
(4 h2)		 4:40.21
(8 F)
9 Ellen Walshe IRL 4:38.72
(5 h2)		 —
10 Abbie Wood GBR 4:41.73
(5 h3)		 —
11 Vivien Jackl HUN 4:43.02
(6 h3)		 —
12 Chang Mohan CHN 4:43.12
(6 h2)		 —
13 Emma Carrasco ESP 4:44.47
(7 h3)		 —
14 Alba Vázquez ESP 4:46.01
(8 h3)		 —
15 Aleksandra Knop POL 4:48.12
(7 h2)		 —
16 Viktória Mihályvári-Farkas HUN 4:49.50
(8 h2)		 —
17 Sara Franceschi ITA 4:50.23
(9 h3)		 —
18 Applejean Gwinn TPE 4:51.16
(1 h1)		 —
19 Kim Bo-Min KOR 4:51.55
(2 h1)		 —
20 Kamonchanok Kwanmuang THA 4:53.21
(9 h2)		 —
21 Artemis Vasilaki GRE 4:53.27
(3 h1)		 —
22 Ng Lai Wa HKG 4:57.66
(4 h1)		 —
23 Kristen Romano PUR 5:04.08
(5 h1)		 —
24 Inana Soleman SYR 5:07.52
(6 h1)		 —
DNS Mary-Sophie HarveyDNS CAN —
(DNS h2)		 —
DNS Ella RamsayDNS AUS —
(DNS h3)		 —

Preliminary Round

Heat 1

Pos Athlete(s) Country Mark
1 Applejean Gwinn TPE 4:51.16
2 Kim Bo-Min KOR 4:51.55
3 Artemis Vasilaki GRE 4:53.27
4 Ng Lai Wa HKG 4:57.66
5 Kristen Romano PUR 5:04.08
6 Inana Soleman SYR 5:07.52

Heat 2

Pos Athlete(s) Country Mark
1 Yu Zidi CHN 4:36.49
2 Waka Kobori JPN 4:36.62
3 Katie Grimes USA 4:38.26
4 Freya Colbert GBR 4:38.31
5 Ellen Walshe IRL 4:38.72
6 Chang Mohan CHN 4:43.12
7 Aleksandra Knop POL 4:48.12
8 Viktória Mihályvári-Farkas HUN 4:49.50
9 Kamonchanok Kwanmuang THA 4:53.21
DNS Mary-Sophie HarveyDNS CAN —

Heat 3

Pos Athlete(s) Country Mark
1 Summer McIntosh CAN 4:35.56
2 Jenna Forrester AUS 4:36.17
3 Emma Weyant USA 4:36.75
4 Mio Narita JPN 4:37.12
5 Abbie Wood GBR 4:41.73
6 Vivien Jackl HUN 4:43.02
7 Emma Carrasco ESP 4:44.47
8 Alba Vázquez ESP 4:46.01
9 Sara Franceschi ITA 4:50.23
DNS Ella RamsayDNS AUS —

Final

Pos Athlete(s) Country Mark
1 Summer McIntosh CAN 4:25.78
=2 Jenna Forrester AUS 4:33.26
=2 Mio Narita JPN 4:33.26
4 Yu Zidi CHN 4:33.76
5 Emma Weyant USA 4:34.01
6 Katie Grimes USA 4:36.52
7 Waka Kobori JPN 4:38.05
8 Freya Colbert GBR 4:40.21