# Swimming at the 2022 Asian Games – Women's 4 × 100 metre medley relay

The women's 4 × 100 metre medley relay event at the 2022 Asian Games took place on 29 September 2023 at the Hangzhou Olympic Sports Expo Center.

## Schedule

All times are China Standard Time (UTC+08:00)
| Date | Time | Event |
| Sunday, 29 September 2023 | 11:43 | Heats |
| Sunday, 29 September 2023 | 21:04 | Final |

## Records

Prior to this competition, the existing world, Asian and Games records were as follows.
| World Record | United States | 3:50.40 | Gwangju, Korea | 28 July 2019 |
| Asian Record | China | 3:52.19 | Rome, Italy | 1 August 2009 |
| Games Record | Japan | 3:54.73 | Jakarta, Indonesia | 23 August 2018 |

## Results
### Legend

* DSQ — Disqualified

### Heats

| Rank | Heat | Lane | Nation | Swimmers | Time | Notes |
| 1 | 2 | 5 | Japan | Miki Takahashi (1:00.98) Reona Aoki (1:07.50) Hiroko Makino (58.55) Nagisa Ikemoto (55.30) | 4:02.33 | Q |
| 2 | 2 | 3 | South Korea | Lee Eun-ji (1:01.65) Kim Hye-jin (1:08.67) Park Su-jin (59.17) Jeong So-eun (56.98) | 4:06.47 | Q |
| 3 | 1 | 3 | Singapore | Levenia Sim (1:01.75) Letitia Sim (1:08.53) Quah Jing Wen (59.86) Amanda Lim (56.98) | 4:07.12 | Q |
| 4 | 1 | 4 | Hong Kong | Cindy Cheung (1:01.90) Lam Hoi Kiu (1:10.25) Yeung Hoi Ching (1:00.08) Camille Cheng (56.11) | 4:08.34 | Q |
| 5 | 1 | 6 | Philippines | Tiea Isabella Salvino (1:02.54) Thanya Angelyn Dela Cruz (1:11.82) Jasmine Alkhaldi (1:01.47) Kayla Noelle Sanchez (54.97) | 4:10.80 | Q |
| 6 | 1 | 5 | Kazakhstan | Xeniya Ignatova (1:01.81) Adelaida Pchelintseva (1:12.53) Sofia Spodarenko (1:00.06) Diana Taszhanova (57.53) | 4:11.93 | Q |
| 7 | 2 | 6 | Chinese Taipei | Wu En-yi (1:04.52) Lin Pei-wun (1:10.32) Hsu An (1:01.69) Huang Mei-chien (57.90) | 4:14.43 | Q |
| 8 | 2 | 2 | Thailand | Mia Millar (1:05.50) Phurichaya Junyamitree (1:12.42) CNapatsawan Jaritkla (1:02.42) Kamonchanok Kwanmuang (58.20) | 4:18.54 | Q |
| 9 | 1 | 2 | India | Maana Rajiv Patel (1:04.81) Lineysha (1:16.46) Nina Venkatesh (1:03.63) Shivangi Sarma (58.56) | 4:23.46 | |
| 10 | 2 | 7 | Macau | Cheang Weng Lam (1:08.58) Chen Pui Lam (1:11.92) Cheang Weng Chi (1:05.96) Kuok Hei Cheng (59.96) | 4:25.70 | |
| 11 | 2 | 1 | Mongolia | Enkh-Amgalan Ariuntamir (1:09.12) Batnasan Maral (1:22.81) Nomuunaa Ganbaatar (1:10.19) Batbayar Enkhkhuslen (56.96) | 4:39.08 | |
| 12 | 1 | 7 | Maldives | Hamna Ahmed (1:21.95) Een Abbas Shareef (1:33.92) Meral Ayn Latheef (1:16.28) Hanan Hussain Haleem (1:10.65) | 5:22.80 | |
| - | 2 | 4 | China | Wang Xueer (-) Zhu Leiju (-) Wang Yichun (-) Cheng Yujie (-) | DSQ | |

### Final

| Rank | Lane | Nation | Swimmers | Time | Notes |
| | 4 | Japan | Miki Takahashi (1:00.80) Reona Aoki (1:06.21) Ai Soma (57.28) Nagisa Ikemoto (53.38) | 3:57.67 | |
| | 5 | South Korea | Lee Eun-ji (1:00.68) Ko Ha-ru (1:08.42) Kim Seo-yeong (57.41) Hur Yeon-kyung (53.62) | 4:00.13 | NR |
| | 6 | Hong Kong | Stephanie Au (1:00.74) Siobhán Haughey (1:06.03) Natalie Kan (59.89) Tam Hoi Lam (55.06) | 4:01.72 | |
| 4 | 2 | Philippines | Tiea Isabella Salvino (1:02.68) Thanya Angelyn Dela Cruz (1:11.17) Jasmine Alkhaldi (1:02.07) Kayla Sanchez (54.69) | 4:10.61 | |
| 5 | 7 | Kazakhstan | Xeniya Ignatova (1:02.22) Adelaida Pchelintseva (1:10.92) Sofia Spodarenko (59.63) Diana Taszhanova (58.38) | 4:11.15 | |
| 6 | 1 | Chinese Taipei | Wu Yi-en (1:03.93) Lin Pei-wun (1:09.31) Hsu An (1:01.09) Huang Mei-chien (56.92) | 4:11.25 | |
| 7 | 8 | Thailand | Mia Millar (1:05.00) Phurichaya Junyamitree (1:11.44) Napatsawan Jaritkla (1:01.39) Kamonchanok Kwanmuang (57.16) | 4:14.99 | |
| - | 3 | Singapore | Levenia Sim (1:01.80) Letitia Sim (1:05.86) Quah Jing Wen (58.78) Quah Ting Wen (54.43) | DSQ | |