# Swimming at the 2023 World Aquatics Championships – Women's 50 metre freestyle

The women's 50 metre freestyle competition at the 2023 World Aquatics Championships was held on 29 and 30 July 2023.

## Records

Prior to the competition, the existing world and championship records were as follows.
| World record | Sarah Sjöström (SWE) | 23.67 | Budapest, Hungary | 29 July 2017 |
| Competition record | Sarah Sjöström (SWE) | 23.67 | Budapest, Hungary | 29 July 2017 |
The following new records were set during this competition.
| Date | Event | Name | Nationality | Time | Record |
| 29 July | Semifinal | Sarah Sjöström | Sweden | 23.61 | WR, CR |

## Results
### Heats

The heats were started on 29 July at 10:32.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 11 | 4 | Sarah Sjöström | Sweden | 23.93 | Q |
| 2 | 10 | 5 | Shayna Jack | Australia | 24.02 | Q |
| 3 | 9 | 4 | Abbey Weitzeil | United States | 24.29 | Q |
| 4 | 11 | 3 | Zhang Yufei | China | 24.44 | Q |
| 5 | 11 | 6 | Michelle Coleman | Sweden | 24.51 | Q |
| 6 | 9 | 3 | Anna Hopkin | Great Britain | 24.61 | Q |
| 7 | 10 | 3 | Marrit Steenbergen | Netherlands | 24.63 | Q |
| 8 | 10 | 4 | Emma McKeon | Australia | 24.69 | Q |
| 9 | 11 | 5 | Katarzyna Wasick | Poland | 24.71 | Q |
| 10 | 9 | 7 | Julie Kepp Jensen | Denmark | 24.79 | Q |
| 11 | 9 | 1 | Neža Klančar | Slovenia | 24.80 | Q, NR |
| 12 | 9 | 6 | Valerie van Roon | Netherlands | 24.82 | Q |
| 13 | 9 | 5 | Gretchen Walsh | United States | 24.83 | Q |
| 14 | 10 | 2 | Marie Wattel | France | 24.84 | Q |
| 15 | 10 | 0 | Farida Osman | Egypt | 24.86 | Q |
| 15 | 10 | 6 | Cheng Yujie | China | 24.86 | Q |
| 17 | 10 | 7 | Petra Senánszky | Hungary | 25.04 | |
| 18 | 10 | 9 | Chiara Tarantino | Italy | 25.11 | |
| 19 | 11 | 0 | Theodora Drakou | Greece | 25.12 | |
| 20 | 9 | 2 | Rikako Ikee | Japan | 25.27 | |
| 21 | 11 | 2 | Mélanie Henique | France | 25.31 | |
| 22 | 11 | 1 | Kalia Antoniou | Cyprus | 25.33 | |
| 23 | 11 | 7 | Emma Chelius | South Africa | 25.34 | |
| 24 | 8 | 1 | Teresa Ivan | Slovakia | 25.39 | |
| 25 | 11 | 9 | Stephanie Balduccini | Brazil | 25.40 | |
| 26 | 9 | 9 | Jeong So-eun | South Korea | 25.45 | |
| 27 | 8 | 9 | Ana Sofia Revilak | Mexico | 25.48 | |
| 28 | 10 | 1 | Quah Ting Wen | Singapore | 25.52 | |
| 29 | 8 | 4 | Tam Hoi Lam | Hong Kong | 25.54 | |
| 30 | 7 | 0 | Anicka Delgado | Ecuador | 25.55 | |
| 30 | 10 | 8 | Danielle Hill | Ireland | 25.55 | |
| 32 | 7 | 2 | Jillian Crooks | Cayman Islands | 25.66 | NR |
| 33 | 8 | 0 | Andrea Berrino | Argentina | 25.67 | |
| 34 | 8 | 5 | Barbora Seemanová | Czech Republic | 25.68 | |
| 35 | 11 | 8 | Jenjira Srisaard | Thailand | 25.70 | |
| 36 | 8 | 6 | Hanna Henderson | Canada | 25.71 | |
| 37 | 9 | 8 | Roos Vanotterdijk | Belgium | 25.74 | |
| 38 | 8 | 7 | Sirena Rowe | Colombia | 25.79 | |
| 39 | 8 | 2 | Nina Kost | Switzerland | 25.80 | |
| 40 | 7 | 4 | Cherelle Thompson | Trinidad and Tobago | 25.85 | |
| 41 | 7 | 3 | Amel Melih | Algeria | 25.89 | |
| 42 | 7 | 6 | Huang Mei-chien | Chinese Taipei | 25.95 | |
| 43 | 7 | 5 | Maddy Moore | Bermuda | 26.06 | |
| 44 | 8 | 3 | Daria Golovaty | Israel | 26.11 | |
| 45 | 7 | 9 | Lismar Lyon | Venezuela | 26.27 | |
| 46 | 7 | 7 | Ieva Maļuka | Latvia | 26.29 | |
| 47 | 8 | 8 | Jasmine Alkhaldi | Suspended Member Federation | 26.30 | |
| 48 | 6 | 6 | María José Ribera | Bolivia | 26.37 | |
| 49 | 3 | 9 | Maria Brunlehner | Suspended Member Federation | 26.49 | |
| 50 | 7 | 1 | Kirabo Namutebi | Uganda | 26.54 | |
| 51 | 6 | 4 | Rhanishka Gibbs | Bahamas | 26.64 | |
| 52 | 2 | 0 | Mia Phiri | Zambia | 26.86 | |
| 53 | 6 | 2 | Maxine Egner | Botswana | 26.90 | |
| 54 | 6 | 3 | Mariel Mencia | Dominican Republic | 26.96 | |
| 55 | 7 | 8 | Elisabeth Timmer | Aruba | 27.01 | |
| 56 | 6 | 1 | Marie Khoury | Lebanon | 27.04 | |
| 57 | 6 | 5 | Mikaili Charlemagne | Saint Lucia | 27.10 | |
| 58 | 6 | 7 | Varsenik Manucharyan | Armenia | 27.26 | |
| 59 | 1 | 6 | Adaku Nwandu | Nigeria | 27.33 | |
| 60 | 5 | 7 | Tilly Collymore | Grenada | 27.35 | |
| 61 | 4 | 2 | Mia Lee | Guam | 27.54 | NR |
| 62 | 5 | 2 | Aunjelique Liddie | Antigua and Barbuda | 27.86 | |
| 63 | 6 | 0 | Aleka Persaud | Guyana | 27.98 | |
| 64 | 5 | 6 | Mariam Mithqal | Jordan | 28.02 | |
| 65 | 5 | 4 | Kaiya Brown | Samoa | 28.04 | |
| 66 | 6 | 8 | Georgia-Leigh Vele | Papua New Guinea | 28.06 | |
| 67 | 5 | 3 | Kennice Greene | Saint Vincent and the Grenadines | 28.23 | |
| 67 | 5 | 5 | Jovana Kuljaca | Montenegro | 28.23 | |
| 69 | 4 | 4 | Noelani Day | Tonga | 28.24 | |
| 70 | 2 | 2 | Sophia Latiff | Tanzania | 28.34 | |
| 71 | 5 | 0 | Marina Abu Shamaleh | Palestine | 28.45 | |
| 71 | 6 | 9 | Bisma Khan | Pakistan | 28.45 | |
| 73 | 5 | 9 | Ayah Binrajab | Bahrain | 28.72 | |
| 74 | 5 | 1 | Anastasiya Morginshtern | Turkmenistan | 28.73 | |
| 75 | 5 | 8 | Maria Freitas | Angola | 28.78 | |
| 76 | 3 | 0 | Denise Donelli | Mozambique | 28.97 | |
| 77 | 4 | 0 | Kestra Kihleng | Micronesia | 29.17 | |
| 78 | 4 | 5 | Ekaterina Bordachyova | Tajikistan | 29.39 | |
| 79 | 4 | 6 | Arleigha Hall | Turks and Caicos Islands | 29.40 | |
| 80 | 4 | 3 | Nafissath Radji | Benin | 29.81 | |
| 81 | 1 | 5 | Loane Russet | Vanuatu | 30.47 | |
| 82 | 4 | 8 | Sonia Khatun | Bangladesh | 30.49 | |
| 83 | 2 | 6 | Shoko Litulumar | Northern Mariana Islands | 30.55 | |
| 84 | 4 | 9 | Mashael Al-Ayed | Saudi Arabia | 30.57 | |
| 85 | 4 | 1 | Saba Sultan | Kuwait | 30.59 | |
| 86 | 1 | 4 | La Troya Pina | Cape Verde | 30.71 | |
| 87 | 3 | 5 | Siwakhile Dlamini | Eswatini | 30.78 | |
| 88 | 3 | 3 | Iman Kouraogo | Burkina Faso | 31.06 | |
| 89 | 3 | 4 | Ammara Pinto | Malawi | 31.17 | |
| 90 | 2 | 1 | Aya Mpali | Gabon | 32.00 | |
| 91 | 3 | 6 | Nada Arkaji | Qatar | 32.11 | |
| 92 | 3 | 2 | Yuri Hosei | Palau | 32.14 | |
| 93 | 2 | 8 | Alia Ishimwe | Burundi | 32.16 | |
| 94 | 3 | 8 | Maesha Saadi | Comoros | 33.05 | NR |
| 95 | 1 | 2 | Estelle Nguelo'o Noubissi | Cameroon | 33.23 | |
| 96 | 3 | 1 | Marie Amenou | Togo | 33.44 | |
| 97 | 1 | 3 | Lina Alemayehu Selo | Ethiopia | 33.93 | |
| 98 | 3 | 7 | Imelda Ximenes Belo | Timor-Leste | 34.14 | |
| 99 | 1 | 7 | Claudette Ishimwe | Rwanda | 35.37 | |
| 100 | 2 | 7 | Vanessa Bobimbo | Congo | 37.37 | |
| 101 | 2 | 3 | Salima Ahmadou Youssoufou | Niger | 37.80 | |
| 102 | 2 | 9 | Olamide Sam | Sierra Leone | 48.58 | |
| | 2 | 4 | Mariama Sow | Guinea | Did not start | Did not start |
| | 2 | 5 | Nina Amison | Djibouti | Did not start | Did not start |
| | 4 | 7 | Taffi Illis | Sint Maarten | Did not start | Did not start |
| | 9 | 0 | Ana Rodrigues | Portugal | Did not start | Did not start |

### Semifinals

The semifinals were held on 29 July at 20:16.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 2 | 4 | Sarah Sjöström | Sweden | 23.61 | Q, WR |
| 2 | 1 | 4 | Shayna Jack | Australia | 24.01 | Q |
| 3 | 1 | 5 | Zhang Yufei | China | 24.20 | Q |
| 4 | 2 | 5 | Abbey Weitzeil | United States | 24.27 | Q |
| 5 | 1 | 8 | Cheng Yujie | China | 24.56 | Q |
| 6 | 2 | 3 | Michelle Coleman | Sweden | 24.63 | Q |
| 7 | 1 | 6 | Emma McKeon | Australia | 24.67 | Q |
| 8 | 1 | 1 | Marie Wattel | France | 24.68 | SO |
| 8 | 2 | 6 | Marrit Steenbergen | Netherlands | 24.68 | SO |
| 10 | 1 | 2 | Julie Kepp Jensen | Denmark | 24.70 | |
| 11 | 2 | 1 | Gretchen Walsh | United States | 24.71 | |
| 12 | 2 | 2 | Katarzyna Wasick | Poland | 24.72 | |
| 13 | 1 | 3 | Anna Hopkin | Great Britain | 24.73 | |
| 14 | 1 | 7 | Valerie van Roon | Netherlands | 24.78 | |
| 15 | 2 | 7 | Neža Klančar | Slovenia | 24.84 | |
| 16 | 2 | 8 | Farida Osman | Egypt | 25.34 | |

#### Swim-off

The swim-off was held on 29 July at 22:11.
| Rank | Lane | Name | Nationality | Time | Notes |
| 1 | 5 | Marrit Steenbergen | Netherlands | 24.53 | Q |
| 2 | 4 | Marie Wattel | France | 24.62 | |

### Final

The final was held on 30 July at 20:46.
| Rank | Lane | Name | Nationality | Time |
| | 4 | Sarah Sjöström | Sweden | 23.62 |
| | 5 | Shayna Jack | Australia | 24.10 |
| | 3 | Zhang Yufei | China | 24.15 |
| 4 | 6 | Abbey Weitzeil | United States | 24.32 |
| 5 | 1 | Emma McKeon | Australia | 24.35 |
| 6 | 2 | Cheng Yujie | China | 24.45 |
| 7 | 7 | Michelle Coleman | Sweden | 24.46 |
| 8 | 8 | Marrit Steenbergen | Netherlands | 24.61 |