# Swimming at the 2017 Summer Universiade – Women's 4 × 100 metre freestyle relay

The Women's 4 × 100 metre freestyle relay competition at the 2017 Summer Universiade was held on 20 August 2017.

## Records

Prior to the competition, the existing world and Universiade records were as follows.
| World record | Australia | 3:30.65 | Rio de Janeiro, Brazil | 6 August 2016 |
| Competition record | United States | 3:38.12 | Gwangju, South Korea | 4 July 2015 |

## Results
### Heats

The heats were held at 11:21.
| Rank | Heat | Lane | Nation | Swimmers | Time | Notes |
| 1 | 3 | 4 | United States | Claire Rasmus (55.50) Katrina Konopka (55.20) Katie Drabot (55.37) Katie McLaughlin (55.23) | 3:41.30 | Q |
| 2 | 3 | 3 | Russia | Mariya Baklakova (56.41) Polina Lapshina (54.89) Anastasia Guzhenkova (55.17) Arina Openysheva (55.42) | 3:41.89 | Q |
| 3 | 2 | 3 | Brazil | Larissa Oliveira (54.96) Alessandra Marchioro (55.71) Manuella Lyrio (55.35) Daynara de Paula (56.21) | 3:42.23 | Q |
| 4 | 2 | 4 | Italy | Rachele Ceracchi (56.51) Aglaia Pezzato (55.26) Paola Biagioli (55.59) Laura Letrari (54.98) | 3:42.34 | Q |
| 5 | 3 | 5 | Japan | Chihiro Igarashi (55.40) Rika Omoto (55.37) Ayu Iwamoto (55.96) Kanako Watanabe (56.07) | 3:42.80 | Q |
| 6 | 3 | 6 | Great Britain | Jessica Jackson (56.46) Kathryn Greenslade (56.16) Lucy Hope (55.44) Anna Hopkin (54.88) | 3:42.94 | Q |
| 7 | 2 | 5 | Canada | Sarah Fournier (56.34) Jacqueline Keire (55.33) Kennedy Goss (56.07) Kelsey Wog (56.25) | 3:43.94 | Q |
| 8 | 3 | 2 | France | Manon Viguier (57.54) Assia Touati (55.76) Cassandra Petit (55.85) Alizée Morel (55.68) | 3:44.83 | Q |
| 9 | 2 | 7 | Australia | Abbey Harkin (56.53) Laura Taylor (56.41) Sian Whittaker (56.29) Gemma Cooney (55.86) | 3:45.09 | |
| 10 | 3 | 7 | Poland | Dominika Sztandera (56.58) Joanna Cieślak (57.70) Kalina Gralewska (56.36) Anna Dowgiert (56.31) | 3:46.95 | |
| 11 | 2 | 2 | Hong Kong | Siobhán Haughey (53.83) NR Tam Hoi Lam (57.87) Chan Kin Lok (58.11) Yu Wai Ting (58.21) | 3:48.02 | |
| 12 | 2 | 1 | Netherlands | Kira Toussaint (56.38) Tessa Vermeulen (57.23) Kinge Zandringa (58.41) Marieke Tienstra (56.84) | 3:48.86 | |
| 13 | 2 | 6 | South Korea | Choi Hae-min (56.55) Hwang Seo-jin (57.10) Park Han-byeol (57.42) Choi Jung-min (58.34) | 3:49.41 | |
| 14 | 3 | 1 | Chinese Taipei | Lee Yen-ni (58.51) Mo Li-err (57.50) Chang Fang-yu (58.58) Hsu An (58.77) | 3:53.36 | |
| 15 | 3 | 8 | Finland | Fanny Teijonsalo (57.80) Patricia Aschan (59.15) Nea Norismaa (59.36) Tanja Kylliäinen (59.14) | 3:55.45 | |
| 16 | 1 | 3 | China | Wu Tong (59.11) Zhu Xiaotong (59.29) Xu Jue (59.72) Xu Lili (58.67) | 3:56.79 | |
| 17 | 1 | 6 | Argentina | Maria Belén Díaz (58.53) Fiamma Peroni Malizia (1:00.81) Olivia Carrizo Kuchen (1:00.49) Florencia Panzini (59.84) | 3:59.67 | |
| 18 | 1 | 6 | Chile | Daniela Reyes (1:01.28) Marianne Spuhr (1:04.34) Leila Chanuar (1:02.66) Alejandra Chamorro (1:03.47) | 4:11.75 | |
| 19 | 2 | 8 | Philippines | Aubrey Ybanez (1:18.89) Martina Villanueva (1:23.72) Jazmine Mirasol (1:26.15) Macy Reyes (1:36.64) | 5:45.40 | |
| | 1 | 5 | Nigeria | | DNS | |

### Final

The final was held at 20:09.
| Rank | Lane | Nation | Swimmers | Time |
| | 1 | Canada | Katerine Savard (54.93) Jacqueline Keire (54.25) Sarah Fournier (55.93) Alexia Zevnik (54.10) | 3:39.21 |
| | 5 | Russia | Maria Kameneva (54.79) Polina Lapshina (54.87) Anastasia Guzhenkova (54.98) Arina Openysheva (54.75) | 3:39.39 |
| | 4 | United States | Caroline Baldwin (54.57) Claire Rasmus (55.72) Katrina Konopka (55.61) Veronica Burchill (54.19) | 3:40.09 |
| 4 | 7 | Great Britain | Lucy Hope (55.19) Jessica Jackson (55.48) Kathryn Greenslade (55.86) Anna Hopkin (54.33) | 3:40.86 |
| 5 | 3 | Brazil | Larissa Oliveira (55.07) Alessandra Marchioro (55.28) Manuella Lyrio (55.35) Daynara de Paula (55.82) | 3:41.52 |
| 6 | 2 | Japan | Chihiro Igarashi (55.28) Rika Omoto (55.60) Ayu Iwamoto (55.31) Kanako Watanabe (55.69) | 3:41.88 |
| 7 | 6 | Italy | Aglaia Pezzato (55.48) Paola Biagioli (55.93) Rachele Ceracchi (56.03) Laura Letrari (55.27) | 3:42.71 |
| 8 | 8 | France | Assia Touati (55.87) Alizée Morel (55.20) Cassandra Petit (55.77) Marion Abert (56.72) | 3:43.56 |