# Swimming at the 2017 Summer Universiade – Women's 100 metre freestyle

The Women's 100 metre freestyle competition at the 2017 Summer Universiade was held on 21 and 22 August 2017.

## Records

Prior to the competition, the existing world and Universiade records were as follows.
| World record | Sarah Sjöström (SWE) | 51.71 | Budapest, Hungary | 23 July 2017 |
| Competition record | Aliaksandra Herasimenia (BLR) | 53.50 | Kazan, Russia | 12 July 2013 |

## Results
### Heats

The heats were held on 21 August at 9:57.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 8 | 6 | Maria Kameneva | Russia | 55.04 | Q |
| 2 | 7 | 5 | Caroline Baldwin | United States | 55.09 | Q |
| 3 | 6 | 4 | Siobhán Haughey | Hong Kong | 55.18 | Q |
| 4 | 7 | 6 | Lucy Hope | Great Britain | 55.35 | Q |
| 5 | 6 | 6 | Larissa Oliveira | Brazil | 55.38 | Q |
| 6 | 8 | 4 | Katerine Savard | Canada | 55.48 | Q |
| 7 | 6 | 5 | Veronica Burchill | United States | 55.59 | Q |
| 8 | 8 | 3 | Anna Hopkin | Great Britain | 55.60 | Q |
| 9 | 6 | 3 | Arina Openysheva | Russia | 55.70 | Q |
| 10 | 8 | 5 | Manuella Lyrio | Brazil | 55.74 | Q |
| 11 | 8 | 2 | Jacqueline Keire | Canada | 55.76 | Q |
| 12 | 7 | 3 | Chihiro Igarashi | Japan | 55.77 | Q |
| 13 | 6 | 7 | Gemma Cooney | Australia | 55.79 | Q |
| 14 | 7 | 4 | Evelyn Verrasztó | Hungary | 55.89 | Q |
| 15 | 7 | 2 | Aglaia Pezzato | Italy | 56.07 | Q |
| 16 | 6 | 2 | Laura Letrari | Italy | 56.29 | Q |
| 17 | 7 | 7 | Laura Taylor | Australia | 56.38 | |
| 18 | 8 | 7 | Assia Touati | France | 56.42 | |
| 19 | 6 | 1 | Choi Hae-min | South Korea | 56.47 | |
| 20 | 7 | 1 | Carina Doyle | New Zealand | 56.66 | |
| 21 | 5 | 2 | Kalina Gralewska | Poland | 56.86 | |
| 21 | 8 | 8 | Noémi Girardet | Switzerland | 56.86 | |
| 23 | 5 | 4 | Joanna Evans | Bahamas | 56.99 | |
| 24 | 8 | 1 | Ayu Iwamoto | Japan | 57.27 | |
| 25 | 5 | 3 | Georgia Marris | New Zealand | 57.53 | |
| 26 | 5 | 1 | Fanny Teijonsalo | Finland | 57.55 | |
| 27 | 4 | 5 | Martina Elhenická | Czech Republic | 57.60 | |
| 28 | 4 | 4 | Tam Hoi Lam | Hong Kong | 57.74 | |
| 28 | 7 | 8 | Joanna Cieślak | Poland | 57.74 | |
| 30 | 4 | 6 | Shahar Menahem | Israel | 57.75 | |
| 31 | 5 | 5 | Hwang Seo-jin | South Korea | 57.90 | |
| 32 | 5 | 7 | Mo Li-err | Chinese Taipei | 57.95 | |
| 33 | 6 | 8 | Emma Chelius | South Africa | 57.98 | |
| 34 | 5 | 6 | Elmira Ibraim | Kazakhstan | 58.33 | |
| 35 | 4 | 7 | María Belén Díaz | Argentina | 58.41 | |
| 36 | 5 | 8 | Jessica Cattaneo | Peru | 58.63 | |
| 37 | 4 | 8 | Amira Pilgrim | Trinidad and Tobago | 59.09 | |
| 38 | 4 | 1 | María Paola Muñoz | Colombia | 59.10 | |
| 39 | 3 | 6 | Wu Tong | China | 59.21 | |
| 39 | 3 | 2 | Xu Jue | China | 59.71 | |
| 41 | 3 | 1 | Tan Chi Yan | Macau | 59.83 | |
| 42 | 3 | 4 | Florencia Panzini | Argentina | 1:00.17 | |
| 43 | 4 | 3 | María Arrua | Paraguay | 1:01.12 | |
| 44 | 3 | 3 | Kathriana Gustianjani | Indonesia | 1:01.30 | |
| 45 | 3 | 7 | María Giraldo | Colombia | 1:01.67 | |
| 46 | 4 | 2 | Karen Riveros | Paraguay | 1:01.97 | |
| 47 | 3 | 5 | Jennifer Rizkallah | Lebanon | 1:03.37 | |
| 48 | 2 | 5 | Yeo Xiu Wen | Singapore | 1:03.39 | |
| 49 | 3 | 8 | Carolina Cazot | Uruguay | 1:03.46 | |
| 50 | 1 | 5 | Liisa Lodi | Estonia | 1:04.66 | |
| 51 | 1 | 4 | Gretel-Marie Siimar | Estonia | 1:07.05 | |
| 52 | 2 | 6 | Avice Meya | Uganda | 1:08.65 | |
| 53 | 2 | 3 | Trisha Oliveros | Philippines | 1:10.33 | |
| 54 | 1 | 3 | Joyce Palete | Philippines | 1:12.06 | |
| | 2 | 7 | Epebi Noah | Nigeria | DNS | |
| | 2 | 2 | Akina Kpiliboh | Nigeria | DNS | |
| | 2 | 4 | Sara Moualfi | Algeria | DNS | |

### Semifinals

The semifinals were held on 21 August at 19:07.

#### Semifinal 1

| Rank | Lane | Name | Nationality | Time | Notes |
| 1 | 4 | Caroline Baldwin | United States | 54.95 | Q |
| 2 | 3 | Katerine Savard | Canada | 55.27 | Q |
| 3 | 7 | Chihiro Igarashi | Japan | 55.49 | |
| 4 | 5 | Lucy Hope | Great Britain | 55.59 | |
| 5 | 1 | Evelyn Verrasztó | Hungary | 55.64 | |
| 6 | 6 | Anna Hopkin | Great Britain | 55.72 | |
| 7 | 2 | Manuella Lyrio | Brazil | 55.80 | |
| 8 | 8 | Laura Letrari | Italy | 56.28 | |

#### Semifinal 2

| Rank | Lane | Name | Nationality | Time | Notes |
| 1 | 5 | Siobhán Haughey | Hong Kong | 54.52 | Q |
| 2 | 3 | Larissa Oliveira | Brazil | 55.04 | Q |
| 3 | 4 | Maria Kameneva | Russia | 55.07 | Q |
| 3 | 6 | Veronica Burchill | United States | 55.07 | Q |
| 5 | 8 | Aglaia Pezzato | Italy | 55.41 | Q |
| 6 | 2 | Arina Openysheva | Russia | 55.42 | Q |
| 7 | 1 | Gemma Cooney | Australia | 55.54 | |
| 8 | 7 | Jacqueline Keire | Canada | 55.77 | |

### Final

The final was held on 22 August at 20:20.
| Rank | Lane | Name | Nationality | Time |
| | 4 | Siobhán Haughey | Hong Kong | 54.10 |
| | 6 | Maria Kameneva | Russia | 54.37 |
| | 8 | Arina Openysheva | Russia | 54.89 |
| 4 | 7 | Katerine Savard | Canada | 54.98 |
| 5 | 3 | Larissa Oliveira | Brazil | 55.00 |
| 6 | 2 | Veronica Burchill | United States | 55.04 |
| 7 | 1 | Aglaia Pezzato | Italy | 55.35 |
| 7 | 5 | Caroline Baldwin | United States | 55.35 |