# Swimming at the 2022 World Aquatics Championships – Women's 50 metre butterfly

The Women's 50 metre butterfly competition at the 2022 World Aquatics Championships was held on 23 and 24 June 2022.

## Records

Prior to the competition, the existing world and championship records were as follows.
| World record | Sarah Sjöström (SWE) | 24.43 | Borås, Sweden | 5 July 2014 |
| Competition record | Sarah Sjöström (SWE) | 24.60 | Budapest, Hungary | 29 July 2017 |

## Results
### Heats

The heats were started on 23 June at 09:56.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 6 | 3 | Zhang Yufei | China | 25.39 | Q |
| 2 | 7 | 4 | Sarah Sjöström | Sweden | 25.43 | Q |
| 3 | 6 | 4 | Mélanie Henique | France | 25.61 | Q |
| 4 | 7 | 6 | Maaike de Waard | Netherlands | 25.92 | Q |
| 5 | 5 | 4 | Claire Curzan | United States | 25.93 | Q |
| 6 | 6 | 6 | Sara Junevik | Sweden | 25.94 | Q |
| 7 | 5 | 3 | Farida Osman | Egypt | 25.95 | Q |
| 8 | 6 | 5 | Marie Wattel | France | 26.01 | Q |
| 9 | 7 | 2 | Silvia Di Pietro | Italy | 26.08 | Q |
| 10 | 7 | 3 | Torri Huske | United States | 26.10 | Q |
| 11 | 5 | 5 | Anna Ntountounaki | Greece | 26.20 | Q |
| 12 | 7 | 7 | Brianna Throssell | Australia | 26.26 | Q |
| 13 | 5 | 7 | Jeong So-eun | South Korea | 26.40 | Q |
| 14 | 6 | 2 | Julie Kepp Jensen | Denmark | 26.45 | Q |
| 15 | 5 | 2 | Elena Di Liddo | Italy | 26.47 | Q |
| 15 | 7 | 0 | Katerine Savard | Canada | 26.47 | Q |
| 17 | 7 | 1 | Neža Klančar | Slovenia | 26.56 | |
| 18 | 4 | 4 | Maria Ugolkova | Switzerland | 26.58 | |
| 19 | 5 | 6 | Tessa Giele | Netherlands | 26.63 | |
| 20 | 7 | 9 | Helena Gasson | New Zealand | 26.67 | |
| 21 | 7 | 5 | Emilie Beckmann | Denmark | 26.69 | |
| 22 | 5 | 1 | Giovanna Diamante | Brazil | 26.75 | |
| 23 | 4 | 5 | Tamara Potocká | Slovakia | 26.82 | |
| 24 | 6 | 0 | Dominika Varga | Hungary | 26.91 | |
| 25 | 4 | 3 | Lismar Lyon | Venezuela | 26.93 | |
| 26 | 6 | 9 | Quah Jing Wen | Singapore | 26.95 | |
| 27 | 7 | 8 | Mimosa Jallow | Finland | 26.99 | |
| 28 | 5 | 8 | Anicka Delgado | Ecuador | 27.12 | |
| 29 | 6 | 7 | Lana Pudar | Bosnia and Herzegovina | 27.14 | |
| 30 | 5 | 0 | Huang Mei-chien | Chinese Taipei | 27.20 | |
| 31 | 6 | 1 | Jenjira Srisaard | Thailand | 27.21 | |
| 32 | 5 | 9 | Miranda Renner | Philippines | 27.22 | |
| 33 | 4 | 6 | Mariam Sheikhalizadeh | Azerbaijan | 27.29 | |
| 34 | 6 | 8 | Gabriela Ņikitina | Latvia | 27.41 | |
| 35 | 4 | 8 | Olivia Borg | Samoa | 27.43 | |
| 36 | 4 | 2 | Maddy Moore | Bermuda | 27.48 | |
| 37 | 4 | 0 | Amel Melih | Algeria | 27.59 | |
| 38 | 4 | 9 | Nikol Merizaj | Albania | 27.83 | |
| 39 | 4 | 1 | Oumy Diop | Senegal | 27.89 | |
| 40 | 3 | 4 | Imane El Barodi | Morocco | 27.96 | NR |
| 41 | 3 | 6 | María Schutzmeier | Nicaragua | 28.33 | |
| 42 | 3 | 5 | Norah Milanesi | Cameroon | 28.66 | |
| 43 | 1 | 4 | Varsenik Manucharyan | Armenia | 28.80 | |
| 44 | 2 | 5 | Mikaili Charlemagne | Saint Lucia | 29.00 | |
| 45 | 2 | 8 | Batbayaryn Enkhkhüslen | Mongolia | 29.08 | |
| 46 | 3 | 7 | Cherelle Thompson | Trinidad and Tobago | 29.29 | |
| 47 | 3 | 3 | Lia Lima | Angola | 29.31 | |
| 48 | 3 | 1 | Aniqah Gaffoor | Sri Lanka | 29.79 | |
| 49 | 3 | 2 | Antsa Rabejaona | Madagascar | 29.87 | |
| 50 | 3 | 0 | Yusra Mardini | FINA Refugee Team | 30.08 | |
| 51 | 1 | 5 | Anastasiya Morginshtern | Turkmenistan | 30.59 | |
| 52 | 2 | 1 | Ayah Binrajab | Bahrain | 30.69 | NR |
| 53 | 3 | 8 | Hayley Hoy | Eswatini | 30.99 | |
| 54 | 3 | 9 | Denise Donelli | Mozambique | 31.01 | |
| 55 | 2 | 7 | Taffi Illis | Sint Maarten | 31.25 | |
| 56 | 2 | 4 | Tilka Paljk | Zambia | 31.48 | |
| 57 | 2 | 0 | Kestra Kihleng | Micronesia | 31.76 | |
| 58 | 1 | 3 | Sonia Aktar | Bangladesh | 32.26 | |
| 59 | 2 | 6 | Daniella Nafal | Palestine | 33.25 | |
| 60 | 2 | 2 | Kayla Hepler | Marshall Islands | 34.94 | |
| | 2 | 2 | Lucie Kouadio | Ivory Coast | Did not start | Did not start |
| | 3 | 2 | Luana Alonso | Paraguay | Did not start | Did not start |

### Semifinals

The semifinals were started on 23 June at 19:11.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 1 | 4 | Sarah Sjöström | Sweden | 25.13 | Q |
| 2 | 1 | 2 | Torri Huske | United States | 25.38 | Q, AM |
| 3 | 2 | 5 | Mélanie Henique | France | 25.41 | Q |
| 4 | 2 | 6 | Farida Osman | Egypt | 25.46 | Q |
| 5 | 2 | 4 | Zhang Yufei | China | 25.54 | Q |
| 6 | 1 | 6 | Marie Wattel | France | 25.56 | Q |
| 7 | 2 | 3 | Claire Curzan | United States | 25.67 | Q |
| 8 | 1 | 5 | Maaike de Waard | Netherlands | 25.75 | Q |
| 9 | 1 | 3 | Sara Junevik | Sweden | 25.80 | |
| 10 | 2 | 7 | Anna Ntountounaki | Greece | 25.89 | |
| 11 | 1 | 7 | Brianna Throssell | Australia | 26.05 | |
| 12 | 2 | 2 | Silvia Di Pietro | Italy | 26.08 | |
| 13 | 1 | 8 | Katerine Savard | Canada | 26.14 | |
| 14 | 1 | 1 | Julie Kepp Jensen | Denmark | 26.32 | |
| 14 | 2 | 1 | Jeong So-eun | South Korea | 26.32 | |
| 16 | 2 | 8 | Elena Di Liddo | Italy | 26.59 | |

### Final

The final was held on 24 June at 18:02.
| Rank | Lane | Name | Nationality | Time | Notes |
| | 4 | Sarah Sjöström | Sweden | 24.95 | |
| | 3 | Mélanie Henique | France | 25.31 | |
| | 2 | Zhang Yufei | China | 25.32 | |
| 4 | 6 | Farida Osman | Egypt | 25.38 | AF |
| 5 | 1 | Claire Curzan | United States | 25.43 | |
| 6 | 5 | Torri Huske | United States | 25.45 | |
| 7 | 7 | Marie Wattel | France | 25.79 | |
| 8 | 8 | Maaike de Waard | Netherlands | 25.85 | |