# Swimming at the 2023 World Aquatics Championships – Women's 4 × 200 metre freestyle relay

The women's 4 × 200 metre freestyle relay competition at the 2023 World Aquatics Championships was held on 27 July 2023.

## Records

Prior to the competition, the existing world and championship records were as follows:
| World record | Australia Madison Wilson (1:56.27) Kiah Melverton (1:55.40) Mollie O'Callaghan (1:54.80) Ariarne Titmus (1:52.82) | 7:39.29 | Birmingham, Great Britain | 31 July 2022 |
| Competition record | United States Claire Weinstein (1:56.71) Leah Smith (1:56.47) Katie Ledecky (1:53.67) Bella Sims (1:54.60) | 7:41.45 | Budapest, Hungary | 22 June 2022 |
The following new records were set during this competition:
| Date | Event | Nation | Swimmers | Time | Record |
| 27 July | Final | Australia | Mollie O'Callaghan (1:53.66) Shayna Jack (1:55.63) Brianna Throssell (1:55.80) Ariarne Titmus (1:52.41) | 7:37.50 | WR |

## Results
### Heats

The heats were started at 11:45.
| Rank | Heat | Lane | Nation | Swimmers | Time | Notes |
| 1 | 1 | 4 | United States | Leah Smith (1:57.78) Erin Gemmell (1:55.65) Alex Shackell (1:56.05) Anna Peplowski (1:56.88) | 7:46.36 | Q |
| 2 | 2 | 4 | Australia | Madison Wilson (1:57.06) Lani Pallister (1:56.83) Brianna Throssell (1:56.31) Kiah Melverton (1:57.64) | 7:47.84 | Q |
| 3 | 1 | 3 | Great Britain | Freya Colbert (1:57.35) Abbie Wood (1:57.35) Medi Harris (1:58.74) Lucy Hope (1:57.32) | 7:51.13 | Q |
| 4 | 1 | 5 | China | Ai Yanhan (1:56.97) Yang Peiqi (1:59.07) Ge Chutong (1:58.21) Li Jiaping (1:57.30) | 7:51.55 | Q |
| 5 | 2 | 3 | Netherlands | Janna van Kooten (1:58.48) Imani de Jong (1:59.35) Silke Holkenborg (1:59.42) Marrit Steenbergen (1:56.27) | 7:53.52 | Q |
| 6 | 2 | 5 | Canada | Ella Jansen (1:59.53) Emma O'Croinin (1:58.10) Brooklyn Douthwright (1:58.25) Katerine Savard (1:58.85) | 7:54.73 | Q |
| 7 | 2 | 6 | Hungary | Lilla Minna Ábrahám (1:59.12) Nikolett Pádár (1:57.83) Ajna Késely (1:58.78) Dóra Molnár (1:59.53) | 7:55.26 | Q |
| 8 | 1 | 6 | Brazil | Stephanie Balduccini (1:59.83) Maria Fernanda Costa (1:58.13) Gabrielle Roncatto (1:59.12) Nathália Almeida (1:59.06) | 7:56.14 | Q |
| 9 | 2 | 2 | Japan | Rio Shirai (1:58.80) Nagisa Ikemoto (1:58.33) Chihiro Igarashi (1:59.94) Kinuko Mochizuki (2:00.15) | 7:57.22 | |
| 10 | 1 | 1 | Israel | Anastasia Gorbenko (1:58.18) Daria Golovaty (1:59.36) Ayla Spitz (2:00.80) Lea Polonsky (2:00.68) | 7:59.02 | NR |
| 11 | 2 | 7 | New Zealand | Erika Fairweather (1:57.02) Eve Thomas (1:59.80) Summer Osborne (2:02.81) Caitlin Deans (2:00.48) | 8:00.11 | |
| 12 | 1 | 2 | Italy | Sofia Morini (1:59.36) Costanza Cocconcelli (2:00.70) Sara Franceschi (1:59.30) Emma Menicucci (2:00.77) | 8:00.13 | |
| 13 | 1 | 7 | Germany | Isabel Gose (1:58.71) Leonie Kullmann (2:00.84) Nele Schulze (2:01.13) Nina Holt (1:59.80) | 8:00.48 | |
| 14 | 1 | 8 | Spain | Carla Carron (2:01.28) Ainhoa Campabadal (2:01.24) Alba Herrero (2:00.44) Paula Juste (2:00.66) | 8:03.62 | |
| 15 | 2 | 8 | South Korea | Kim Seo-yeong (1:59.87) Hur Yeon-kyung (1:59.38) Han Da-kyung (2:03.10) Park Su-jin (2:03.05) | 8:05.40 | |
| 16 | 2 | 1 | Austria | Lena Kreundl (2:01.69) Marlene Kahler (2:00.69) Cornelia Pammer (2:00.84) Lena Opatril (2:02.55) | 8:05.77 | |
| 17 | 2 | 9 | Belgium | Valentine Dumont (1:58.92) Fleur Verdonck (2:01.20) Lotte Vanhauwaert (2:02.32) Lana Ravelingien (2:04.50) | 8:06.94 | |
| 18 | 2 | 0 | Turkey | Deniz Ertan (2:03.03) Merve Tuncel (2:01.03) Ecem Dönmez (2:02.78) Ela Naz Özdemir (2:03.92) | 8:10.76 | |
| | 1 | 0 | Mexico | Did not start | Did not start | Did not start |

### Final

The final was held at 21:45.
| Rank | Lane | Nation | Swimmers | Time | Notes |
| | 5 | Australia | Mollie O'Callaghan (1:53.66) Shayna Jack (1:55.63) Brianna Throssell (1:55.80) Ariarne Titmus (1:52.41) | 7:37.50 | WR |
| | 4 | United States | Erin Gemmell (1:55.97) Katie Ledecky (1:54.39) Bella Sims (1:54.64) Alex Shackell (1:56.38) | 7:41.38 | |
| | 6 | China | Li Bingjie (1:55.83) Li Jiaping (1:57.54) Ai Yanhan (1:55.57) Liu Yaxin (1:55.46) | 7:44.40 | |
| 4 | 3 | Great Britain | Freya Colbert (1:56.16) Lucy Hope (1:57.32) Abbie Wood (1:56.85) Freya Anderson (1:56.30) | 7:46.63 | |
| 5 | 7 | Canada | Mary-Sophie Harvey (1:58.50) Summer McIntosh (1:53.97) Emma O'Croinin (1:59.24) Brooklyn Douthwright (1:58.27) | 7:49.98 | |
| 6 | 2 | Netherlands | Janna van Kooten (1:58.17) Imani de Jong (1:59.60) Silke Holkenborg (1:59.69) Marrit Steenbergen (1:55.47) | 7:52.93 | |
| 7 | 1 | Hungary | Nikolett Pádár (1:56.74) Lilla Minna Ábrahám (1:59.30) Dóra Molnár (1:59.16) Ajna Késely (1:59.45) | 7:54.65 | |
| 8 | 8 | Brazil | Stephanie Balduccini (2:01.05) Maria Fernanda Costa (1:59.01) Gabrielle Roncatto (1:59.22) Nathália Almeida (1:59.82) | 7:59.10 | |