# Swimming at the 2022 World Aquatics Championships – Women's 100 metre butterfly

The Women's 100 metre butterfly competition at the 2022 World Aquatics Championships was held on 18 and 19 June 2022.

## Records

Prior to the competition, the existing world and championship records were as follows.
| World record | Sarah Sjöström (SWE) | 55.48 | Rio de Janeiro, Brazil | 7 August 2016 |
| Competition record | Sarah Sjöström (SWE) | 55.53 | Budapest, Hungary | 24 July 2017 |

## Results
### Heats

The heats were started on 18 June at 09:44.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 3 | 4 | Torri Huske | United States | 56.82 | Q |
| 2 | 2 | 4 | Marie Wattel | France | 57.21 | Q |
| 3 | 4 | 4 | Zhang Yufei | China | 57.37 | Q |
| 4 | 3 | 5 | Claire Curzan | United States | 57.48 | Q |
| 5 | 4 | 5 | Louise Hansson | Sweden | 57.53 | Q |
| 6 | 3 | 6 | Farida Osman | Egypt | 57.76 | Q, AF |
| 7 | 2 | 5 | Brianna Throssell | Australia | 57.85 | Q |
| 8 | 2 | 7 | Giovanna Diamante | Brazil | 57.87 | Q |
| 9 | 2 | 3 | Elena Di Liddo | Italy | 57.97 | Q |
| 10 | 4 | 6 | Katerine Savard | Canada | 58.22 | Q |
| 11 | 4 | 7 | Angelina Köhler | Germany | 58.44 | Q |
| 12 | 2 | 6 | Rebecca Smith | Canada | 58.65 | Q |
| 13 | 3 | 3 | Lana Pudar | Bosnia and Herzegovina | 58.90 | Q |
| 14 | 4 | 3 | Anna Ntountounaki | Greece | 59.13 | Q |
| 15 | 4 | 1 | Quah Jing Wen | Singapore | 59.29 | Q |
| 16 | 4 | 2 | Laura Stephens | Great Britain | 59.46 | Q |
| 17 | 3 | 1 | María José Mata | Mexico | 59.58 | |
| 18 | 4 | 8 | Tamara Potocká | Slovakia | 1:00.12 | |
| 19 | 3 | 8 | Olivia Borg | Samoa | 1:01.19 | |
| 20 | 2 | 1 | Luana Alonso | Paraguay | 1:01.25 | |
| 21 | 2 | 8 | Jasmine Alkhaldi | Philippines | 1:01.34 | |
| 22 | 2 | 0 | Julimar Ávila | Honduras | 1:02.20 | |
| 23 | 4 | 0 | Lê Thị Mỹ Lệ | Vietnam | 1:02.48 | |
| 24 | 3 | 0 | Isabella Alas | El Salvador | 1:02.83 | |
| 25 | 2 | 9 | Lucero Mejía | Guatemala | 1:04.98 | |
| 26 | 4 | 9 | Lia Ana Lima | Angola | 1:06.51 | |
| 27 | 3 | 9 | Aniqah Gaffoor | Sri Lanka | 1:07.79 | |
| 28 | 1 | 4 | Hayley Hoy | Eswatini | 1:10.15 | |
| 29 | 1 | 6 | Mia Lee | Guam | 1:13.32 | |
| 30 | 1 | 5 | Charissa Panuve | Tonga | 1:15.01 | |
| 31 | 1 | 3 | Daniella Nafal | Palestine | 1:18.67 | |
| – | 2 | 2 | Kim Seo-yeong | South Korea | Did not start | Did not start |
| – | 3 | 2 | Maria Ugolkova | Switzerland | Did not start | Did not start |
| – | 3 | 7 | Dalma Sebestyén | Hungary | Did not start | Did not start |

### Semifinals

The heats were started on 18 June at 18:13.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 2 | 4 | Torri Huske | United States | 56.29 | Q |
| 2 | 1 | 4 | Marie Wattel | France | 56.80 | Q |
| 3 | 1 | 5 | Claire Curzan | United States | 56.93 | Q |
| 4 | 2 | 6 | Brianna Throssell | Australia | 56.96 | Q |
| 5 | 2 | 3 | Louise Hansson | Sweden | 56.97 | Q |
| 6 | 2 | 5 | Zhang Yufei | China | 57.03 | Q |
| 7 | 2 | 1 | Lana Pudar | Bosnia and Herzegovina | 57.67 | Q |
| 8 | 1 | 3 | Farida Osman | Egypt | 57.91 | Q |
| 9 | 1 | 1 | Anna Ntountounaki | Greece | 57.93 | |
| 10 | 1 | 6 | Giovanna Diamante | Brazil | 57.94 | |
| 11 | 1 | 2 | Katerine Savard | Canada | 57.98 | |
| 12 | 1 | 7 | Rebecca Smith | Canada | 58.15 | |
| 13 | 2 | 2 | Elena Di Liddo | Italy | 58.44 | |
| 14 | 2 | 7 | Angelina Köhler | Germany | 58.46 | |
| 15 | 1 | 8 | Laura Stephens | Great Britain | 58.71 | |
| 16 | 2 | 8 | Quah Jing Wen | Singapore | 59.42 | |

### Final

The final was held on 19 June at 18:10.
| Rank | Lane | Name | Nationality | Time | Notes |
| | 4 | Torri Huske | United States | 55.64 | NR |
| | 5 | Marie Wattel | France | 56.14 | NR |
| | 7 | Zhang Yufei | China | 56.41 | |
| 4 | 2 | Louise Hansson | Sweden | 56.48 | |
| 5 | 3 | Claire Curzan | United States | 56.74 | |
| 6 | 6 | Brianna Throssell | Australia | 56.98 | |
| 7 | 8 | Farida Osman | Egypt | 57.66 | AF |
| 8 | 1 | Lana Pudar | Bosnia and Herzegovina | 58.44 | |