| # | Name | Team | Time | Date | Meet |
|---|---|---|---|---|---|
| 1 | Katinka Hosszu |
HUN | 4:32.30 | 08/03 | 2019 FINA World Cup
Tokyo, JPN |
| 2 | Melanie Margalis |
USA | 4:32.53 | 03/06 | 2020 Pro Swim Series
Des Moines, IA |
| 3 | Yui Ohashi |
JPN | 4:32.57 | 12/14 | 2019 Queensland Champs
Brisbane, AUS |
| 4 | Mireia Belmonte |
ESP | 4:34.47 | 08/03 | 2019 FINA World Cup
Tokyo, JPN |
| 5 | Ye Shiwen |
CHN | 4:37.40 | 09/04 | 2019 Chinese Nationals
Anshan City, CHN |
| 6 | Aimee Willmott |
GBR | 4:37.54 | 03/14 | 2020 Edinburgh
Edinburgh, GBR |
| 7 | Fantine Lesaffre |
FRA | 4:37.91 | 10/19 | 2019 7th CISM Military World Games
Wuhan, CHN |
| 8 | Sakiko Shimizu |
JPN | 4:38.05 | 02/08 | 2020 Kirara Cup
Yamaguchi, JPN |
| 9 | Ally McHugh |
USA | 4:38.09 | 12/06 | 2019 Toyota US Open
Atlanta, GA |
| 10 | Emily Overholt |
CAN | 4:38.58 | 02/20 | 2020 U Sports Championships
Victoria, CAN |
| 11 | Kaylee McKeown |
AUS | 4:38.69 | 12/14 | 2019 Queensland Champs
Brisbane, AUS |
| 12 | Madisyn Cox |
USA | 4:38.88 | 03/06 | 2020 Pro Swim Series
Des Moines, IA |
| 13 | Emma Weyant |
USA | 4:39.64 | 12/06 | 2019 Toyota US Open
Atlanta, GA |
| 14 | Ella Eastin |
USA | 4:40.12 | 12/06 | 2019 Toyota US Open
Atlanta, GA |
| 15 | Zsuzsanna Jakabos |
HUN | 4:40.19 | 11/08 | 2019 FINA World Cup
Doha, QAT |
| 16 | Seoyeong Kim |
KOR | 4:40.23 | 11/08 | 2019 FINA World Cup
Doha, QAT |
| 17 | Meg Bailey |
AUS | 4:40.49 | 11/08 | 2019 FINA World Cup
Doha, QAT |
| 18 | Hannah Miley |
GBR | 4:40.60 | 02/20 | 2020 McCullagh International Meet
Bangor, IRL |
| 19 | Hali Flickinger |
USA | 4:40.78 | 11/08 | 2020 Pro Swim Series
Greensboro, NC |
| 20 | Lara Grangeon |
FRA | 4:40.93 | 12/21 | 11th International Meeting of Hortillons
Amiens, FRA |
| 20 | Emma Barksdale |
USA | 4:40.93 | 12/06 | 2019 Toyota US Open
Atlanta, GA |
| 22 | Brooke Forde |
USA | 4:40.94 | 12/06 | 2019 Toyota US Open
Atlanta, GA |
| 23 | Ilaria Cusinato |
ITA | 4:41.04 | 12/13 | Italian Open LC Championships
Riccione, ITA |
| 24 | Chutong Ge |
CHN | 4:41.36 | 09/04 | 2019 Chinese Nationals
Anshan City, CHN |
| 25 | Anastasia Gorbenko |
ISR | 4:41.48 | 02/08 | FFN Golden Tour
Nice, FRA |
More Rankings
2024-2025 LCM Men 400 IM
TOMOYUKIJPN
MATSUSHITA
MATSUSHITA
11/30
4:11.63
4:11.63
| 2 | ASAKI NISHIKAWA |
JPN | 4:12.28 | 11/30 |
| 3 | RIKU YAMAGUCHI |
JPN | 4:12.81 | 11/30 |
| 4 | SO OGATA |
JPN | 4:15.15 | 11/30 |
| 5 | KOSUKE MAKINO |
JPN | 4:15.62 | 11/30 |
2024-2025 LCM Men 200 IM
TAKUMIJPN
MORI
MORI
12/01
1:57.71
1:57.71
| 2 | SO OGATA |
JPN | 1:58.50 | 12/01 |
| 3 | TOMOYUKI MATSUSHITA |
JPN | 1:58.55 | 12/01 |
| 4 | KOSUKE MAKINO |
JPN | 1:58.87 | 12/01 |
| 5 | YUTA WATANABE |
JPN | 1:59.70 | 12/01 |
2024-2025 LCM Men 200 Fly
GENKIJPN
TERAKADO
TERAKADO
11/29
1:55.43
1:55.43
| 2 | EI KAMIKAWABATA |
JPN | 1:56.45 | 11/29 |
| 3 | TAKUMI TERADA |
JPN | 1:56.60 | 11/29 |
| 4 | Xu Fang |
CHN | 1:56.80 | 12/17 |
| 5 | HIROO KAWANO |
JPN | 1:57.39 | 11/29 |
