# Swimming at the 2017 Summer Universiade – Women's 50 metre butterfly

The Women's 50 metre butterfly competition at the 2017 Summer Universiade was held on 20 and 21 August 2017.

## Records

Prior to the competition, the existing world and Universiade records were as follows.
| World record | Sarah Sjöström (SWE) | 24.43 | Borås, Sweden | 5 July 2014 |
| Competition record | Lu Ying (CHN) | 25.72 | Gwangju, South Korea | 5 July 2015 |

## Results
### Heats

The heats were held on 20 August at 9:30.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 7 | 4 | Aliena Schmidtke | Germany | 26.29 | Q |
| 2 | 8 | 5 | Katerine Savard | Canada | 26.39 | Q |
| 3 | 6 | 7 | Kaho Okano | Japan | 26.71 | Q |
| 4 | 8 | 4 | Anna Dowgiert | Poland | 26.75 | Q |
| 5 | 6 | 6 | Kinge Zandringa | Netherlands | 26.78 | Q |
| 5 | 7 | 3 | Bruna Lemos Rocha | Brazil | 26.78 | Q |
| 7 | 8 | 6 | Yukina Hirayama | Japan | 26.84 | Q |
| 8 | 7 | 5 | Rachael Kelly | Great Britain | 26.85 | Q |
| 9 | 6 | 5 | Daynara de Paula | Brazil | 26.91 | Q |
| 10 | 8 | 3 | Elena Di Liddo | Italy | 26.96 | Q |
| 11 | 6 | 1 | Kathryn McLaughlin | United States | 26.97 | Q |
| 12 | 6 | 4 | Hellen Moffitt | United States | 27.00 | Q |
| 13 | 6 | 3 | Maria Kameneva | Russia | 27.21 | Q |
| 14 | 6 | 2 | Nastassia Karakouskaya | Belarus | 27.31 | Q |
| 15 | 8 | 2 | Emily Washer | Australia | 27.39 | Q |
| 16 | 8 | 7 | Aglaia Pezzato | Italy | 27.41 | Q, WD |
| 17 | 7 | 7 | Anna Hopkin | Great Britain | 27.43 | Q, WD |
| 18 | 5 | 5 | Evelyn Verrasztó | Hungary | 27.45 | Q |
| 19 | 6 | 8 | Elmira Ibraim | Kazakhstan | 27.59 | |
| 20 | 7 | 6 | Jessica Steiger | Germany | 27.60 | |
| 20 | 7 | 2 | Chan Kin Lok | Hong Kong | 27.60 | |
| 22 | 8 | 8 | Nea Norismaa | Finland | 27.63 | |
| 23 | 7 | 8 | Gemma Cooney | Australia | 27.68 | |
| 24 | 5 | 6 | Emma Chelius | South Africa | 27.81 | |
| 25 | 5 | 4 | Hwang Seo-jin | South Korea | 27.84 | |
| 26 | 8 | 1 | María Belén Díaz | Argentina | 27.93 | |
| 27 | 5 | 8 | Tam Hoi Lam | Hong Kong | 27.96 | |
| 28 | 4 | 7 | Lin Xinlan | China | 28.03 | |
| 29 | 7 | 1 | Szimonetta Galamb | Hungary | 28.05 | |
| 30 | 5 | 2 | Silvia Lászlová | Slovakia | 28.13 | |
| 31 | 5 | 3 | Park Jin-young | South Korea | 28.37 | |
| 32 | 5 | 7 | Fanny Teijonsalo | Finland | 28.40 | |
| 33 | 5 | 1 | Ana Catarina Monteiro | Portugal | 28.42 | |
| 34 | 4 | 6 | Maria Paola Muñoz | Colombia | 28.83 | |
| 35 | 4 | 5 | Amira Pilgrim | Trinidad and Tobago | 28.92 | |
| 36 | 4 | 2 | Song Yutong | China | 29.11 | |
| 37 | 4 | 3 | Nida Eliz Üstündağ | Turkey | 29.47 | |
| 38 | 3 | 6 | Emily Visagie | South Africa | 29.70 | |
| 39 | 3 | 7 | Daniela Reyes Hinrichsen | Chile | 29.79 | |
| 39 | 3 | 4 | María Quintero Sosa | Colombia | 29.79 | |
| 41 | 3 | 5 | Tan Chi Yan | Macau | 30.02 | |
| 42 | 4 | 1 | Karen Riveros | Paraguay | 30.06 | |
| 43 | 4 | 4 | Karleen Kersa | Estonia | 30.20 | |
| 44 | 3 | 3 | Mariya Liver | Ukraine | 30.42 | |
| 45 | 4 | 8 | Jennifer Rizkallah | Lebanon | 30.50 | |
| 46 | 3 | 2 | Ho Yan Lum Deborah | Singapore | 30.56 | |
| 47 | 3 | 1 | Ana Euceda Gutierrez | Honduras | 30.95 | |
| 48 | 2 | 4 | Stefanía Piccardo Uriarte | Paraguay | 31.12 | |
| 49 | 3 | 5 | Alejandra Chamorro | Chile | 31.19 | |
| 50 | 2 | 5 | Avice Meya | Uganda | 31.28 | |
| 51 | 1 | 5 | Jannat Bique | Mozambique | 31.55 | |
| 52 | 2 | 3 | Carolina Cazot | Uruguay | 31.93 | |
| 53 | 2 | 7 | Gretel-Marie Siimar | Estonia | 32.67 | |
| 54 | 2 | 2 | Alic Dela Cruz | Philippines | 34.97 | |
| 55 | 1 | 4 | Madhawee Kaluarachchilage Don | Sri Lanka | 36.27 | |
| 56 | 1 | 3 | Alliah Saliendra | Philippines | 38.05 | |
| | 2 | 1 | Sarah Fearnot | Nigeria | DNS | |
| | 2 | 6 | Doutimi Okoko Gaebe | Nigeria | DNS | |

### Semifinals

The semifinals were held on 20 August at 19:10.

#### Semifinal 1

| Rank | Lane | Name | Nationality | Time | Notes |
| 1 | 4 | Katerine Savard | Canada | 26.36 | Q |
| 2 | 5 | Anna Dowgiert | Poland | 26.40 | Q |
| 3 | 7 | Hellen Moffitt | United States | 26.66 | Q |
| 4 | 6 | Rachael Kelly | Great Britain | 26.71 | Q |
| 5 | 2 | Elena Di Liddo | Italy | 26.74 | Q |
| 6 | 3 | Bruna Lemos Rocha | Brazil | 26.92 | |
| 7 | 1 | Nastassia Karakouskaya | Belarus | 27.35 | |
| 7 | 8 | Evelyn Verrasztó | Hungary | 27.35 | |

#### Semifinal 2

| Rank | Lane | Name | Nationality | Time | Notes |
| 1 | 4 | Aliena Schmidtke | Germany | 26.07 | Q |
| 2 | 5 | Yukina Hirayama | Japan | 26.66 | Q |
| 3 | 6 | Kathryn McLaughlin | United States | 26.78 | Q |
| 4 | 2 | Daynara de Paula | Brazil | 26.81 | |
| 5 | 3 | Kinge Zandringa | Netherlands | 26.83 | |
| 6 | 7 | Kaho Okano | Japan | 26.96 | |
| 6 | 1 | Maria Kameneva | Russia | 26.96 | |
| 8 | 8 | Emily Washer | Australia | 27.39 | |

### Final

The final was held on 21 August at 19:29.
| Rank | Lane | Name | Nationality | Time |
| | 4 | Aliena Schmidtke | Germany | 26.16 |
| | 1 | Elena Di Liddo | Italy | 26.50 |
| | 6 | Yukina Hirayama | Japan | 26.51 |
| 4 | 7 | Rachael Kelly | Great Britain | 26.53 |
| 5 | 3 | Anna Dowgiert | Poland | 26.63 |
| 6 | 2 | Hellen Moffitt | United States | 26.69 |
| 7 | 5 | Katerine Savard | Canada | 26.70 |
| 8 | 8 | Kathryn McLaughlin | United States | 26.91 |