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

The Women's 50 metre backstroke competition at the 2022 World Aquatics Championships was held on 21 and 22 June 2022.

## Records

Prior to the competition, the existing world and championship records were as follows.
| World record | Liu Xiang (CHN) | 26.98 | Jakarta, Indonesia | 21 August 2018 |
| Competition record | Zhao Jing (CHN) | 27.06 | Rome, Italy | 30 July 2009 |

## Results
### Heats

The heats were started on 21 June at 09:00.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 4 | 5 | Kylie Masse | Canada | 27.26 | Q |
| 2 | 3 | 4 | Katharine Berkoff | United States | 27.49 | Q |
| 3 | 4 | 3 | Ingrid Wilm | Canada | 27.55 | Q |
| 4 | 3 | 5 | Regan Smith | United States | 27.70 | Q |
| 5 | 2 | 5 | Analia Pigrée | France | 27.75 | Q |
| 6 | 2 | 6 | Medi Harris | Great Britain | 27.83 | Q |
| 7 | 3 | 3 | Silvia Scalia | Italy | 27.86 | Q |
| 8 | 2 | 4 | Kaylee McKeown | Australia | 27.94 | Q |
| 9 | 4 | 8 | Chen Jie | China | 27.95 | Q |
| 10 | 2 | 3 | Maaike de Waard | Netherlands | 28.04 | Q |
| 11 | 4 | 6 | Mimosa Jallow | Finland | 28.06 | Q |
| 12 | 4 | 2 | Theodora Drakou | Greece | 28.12 | Q |
| 13 | 4 | 4 | Kira Toussaint | Netherlands | 28.17 | Q |
| 14 | 3 | 7 | Simona Kubová | Czech Republic | 28.37 | Q |
| 15 | 4 | 1 | Lee Eun-ji | South Korea | 28.38 | Q |
| 16 | 2 | 2 | Paulina Peda | Poland | 28.47 | Q |
| 17 | 2 | 7 | Lora Komoróczy | Hungary | 28.49 | |
| 18 | 3 | 2 | Julie Kepp Jensen | Denmark | 28.50 | |
| 19 | 3 | 6 | Caroline Pilhatsch | Austria | 28.54 | |
| 20 | 3 | 1 | Andrea Berrino | Argentina | 28.56 | |
| 21 | 4 | 7 | Louise Hansson | Sweden | 28.67 | |
| 22 | 3 | 8 | Stephanie Au | Hong Kong | 28.70 | |
| 23 | 2 | 1 | Olivia Nel | South Africa | 29.06 | |
| 24 | 4 | 0 | Alexia Sotomayor | Peru | 29.72 | |
| 25 | 3 | 0 | Donata Katai | Zimbabwe | 29.81 | |
| 26 | 4 | 9 | Hsu An | Chinese Taipei | 30.46 | |
| 27 | 2 | 8 | Masniari Wolf | Indonesia | 30.48 | |
| 28 | 3 | 9 | Marie Khoury | Lebanon | 30.57 | |
| 29 | 2 | 0 | Mia Blaževska Eminova | North Macedonia | 30.61 | |
| 30 | 1 | 3 | Noor Taha | Bahrain | 31.38 | |
| 31 | 1 | 8 | Enkh-Amgalangiin Ariuntamir | Mongolia | 31.95 | |
| 32 | 1 | 6 | Lucia Ruchti | Suspended Member Federation | 32.33 | |
| 33 | 2 | 9 | Jovana Kuljača | Montenegro | 32.74 | |
| 34 | 1 | 4 | Denise Donelli | Mozambique | 32.76 | |
| 35 | 1 | 1 | Aynura Primova | Turkmenistan | 32.91 | |
| 36 | 1 | 5 | Avice Meya | Uganda | 32.94 | |
| 37 | 1 | 2 | Ariel Rodrigues | Guyana | 33.18 | |
| 38 | 1 | 7 | Hamna Ahmed | Maldives | 34.53 | |
| 39 | 1 | 0 | Kayla Temba | Tanzania | 39.30 | |

### Semifinals

The semifinals were started on 21 June at 18:37.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 2 | 4 | Kylie Masse | Canada | 27.22 | Q |
| 2 | 2 | 3 | Analia Pigrée | France | 27.29 | Q, NR |
| 2 | 1 | 5 | Regan Smith | United States | 27.29 | Q |
| 4 | 2 | 5 | Ingrid Wilm | Canada | 27.39 | Q |
| 5 | 1 | 4 | Katharine Berkoff | United States | 27.40 | Q |
| 6 | 1 | 6 | Kaylee McKeown | Australia | 27.58 | Q |
| 7 | 2 | 1 | Kira Toussaint | Netherlands | 27.69 | Q |
| 8 | 1 | 3 | Medi Harris | Great Britain | 27.72 | QSO |
| 8 | 2 | 6 | Silvia Scalia | Italy | 27.72 | QSO |
| 10 | 1 | 2 | Maaike de Waard | Netherlands | 27.77 | |
| 11 | 2 | 2 | Chen Jie | China | 27.83 | |
| 12 | 1 | 7 | Theodora Drakou | Greece | 27.99 | |
| 12 | 2 | 7 | Mimosa Jallow | Finland | 27.99 | |
| 14 | 1 | 8 | Paulina Peda | Poland | 28.11 | |
| 15 | 2 | 8 | Lee Eun-ji | South Korea | 28.26 | |
| 16 | 1 | 1 | Simona Kubová | Czech Republic | 28.35 | |

#### Swim-off

The swim-off was held on 21 June at 20:24.
| Rank | Lane | Name | Nationality | Time | Notes |
| 1 | 4 | Medi Harris | Great Britain | 27.56 | Q |
| 2 | 5 | Silvia Scalia | Italy | 27.65 | NR |

### Final

The final was held on 22 June at 18:30.
| Rank | Lane | Name | Nationality | Time |
| | 4 | Kylie Masse | Canada | 27.31 |
| | 2 | Katharine Berkoff | United States | 27.39 |
| | 3 | Analia Pigrée | France | 27.40 |
| 4 | 6 | Ingrid Wilm | Canada | 27.43 |
| 5 | 5 | Regan Smith | United States | 27.47 |
| 5 | 7 | Kaylee McKeown | Australia | 27.47 |
| 7 | 8 | Medi Harris | Great Britain | 27.72 |
| 8 | 1 | Kira Toussaint | Netherlands | 27.80 |