| Event | Gold | Silver | Bronze |
|---|
| Girls' freestyle |
| 50 m | Bronte Campbell
 Australia | 25.22
CR | Lia Neal
 United States | 25.30 | Chantal Van Landeghem
 Canada | 25.35 |
| 100 m | Lia Neal
United States | 54.90
CR | Chantal Van Landeghem
Canada | 55.29 | Bronte Campbell
Australia | 55.46 |
| 200 m | Brittany MacLean
Canada | 1:58.93
CR | Chelsea Chenault
United States | 1:59.69 | Fu Yuanhui
 China | 1:59.70 |
| 400 m | Brittany MacLean
Canada | 4:10.32 | Bonnie Macdonald
Australia | 4:11.86 | Gillian Ryan
United States | 4:12.28 |
| 800 m | Bonnie Macdonald
Australia | 8:32.30
CR | Gillian Ryan
United States | 8:33.46 | Claudia Dasca
 Spain | 8:34.29 |
| 1500 m | Tjasa Oder
 Slovenia | 16:18.63
CR | Rachel Zilinskas
United States | 16:18.85 | Claudia Dasca
Spain | 16:24.30 |
| Girls' backstroke |
| 50 m | Daryna Zevina
 Ukraine | 28.45
CR | Emma Saunders
 United Kingdom | 28.76 | Chantal Van Landeghem
Canada | 29.01 |
| 100 m | Daryna Zevina
Ukraine | 1:00.59
CR | Fu Yuanhui
China | 1:01.13 | Emma Saunders
United Kingdom | 1:02.35 |
| 200 m | Daryna Zevina
Ukraine | 2:10.43
CR | Miyu Otsuka
 Japan | 2:11.02 | Karley Mann
United Kingdom | 2:11.40 |
| Girls' breaststroke |
| 50 m | Lisa Fissneider
 Italy | 31.51 | Sarah Haase
United States | 31.84 | Claire Polit
 France | 31.95 |
| 100 m | Lisa Fissneider
Italy | 1:07.71
CR | Kanako Watanabe
Japan | 1:08.89 | Irina Novikova
 Russia | 1:09.10 |
| 200 m | Kanako Watanabe
Japan | 2:25.52 | Lisa Fissneider
Italy | 2:26.01 | Irina Novikova
Russia | 2:26.04 |
| Girls' butterfly |
| 50 m | Farida Osman
 Egypt | 26.69
CR | Kendyl Stewart
United States | 26.78 | Vanessa Mohr
 South Africa
Chantal Van Landeghem
Canada | 26.85 |
| 100 m | Rachael Kelly
United Kingdom | 59.37
CR | Rino Hosoda
Japan | 59.39 | Alexandra Wenk
 Germany | 59.64 |
| 200 m | Judit Ignacio Sorribes
Spain | 2:08.25 | Alessia Polieri
Italy | 2:09.65 | Miyu Otsuka
Japan | 2:11.35 |
| Girls' individual medley |
| 200 m | Beatriz Gomez Cortes
Spain | 2:13.57 | Emu Higuchi
Japan | 2:13.96 | Erika Seltenreich-Hodgson
Canada | 2:15.62 |
| 400 m | Miyu Otsuka
Japan | 4:40.98
CR | Alessia Polieri
Italy | 4:43.41 | Claudia Dasca
Spain | 4:43.53 |
| Girls' relays |
| 4×100 m freestyle | United States
Kristen Vredeveld (55.64)
Simone Manuel (55.90)
Rachel Acker (56.48)
Lia Neal (54.83) | 3:42.85
CR | Canada
Brittany MacLean (55.65)
Victoria Chan (57.27)
Lauren Earp (55.63)
Chantal Van Landeghem (54.69) | 3:43.24 | Great Britain
Amelia Maughan (57.03)
Emma Saunders (55.99)
Emily Jones (57.70)
Jessica Lloyd (55.27) | 3:45.99 |
| 4×200 m freestyle | United States
Julia Anderson (2:00.10)
Lia Neal (1:59.41)
Gillian Ryan (2:00.98)
Chelsea Chenault (1:59.84) | 8:00.33
CR | Canada
Lauren Earp (2:01.37)
Victoria Chan (2:03.07)
Tabitha Baumann (2:03.43)
Brittany MacLean (1:57.05) | 8:04.92 | Australia
Bonnie Macdonald (2:00.23)
Brianna Throssell (2:02.24)
Taylor McKeown (2:03.61)
Mikkayla Sheridan (2:00.60) | 8:06.68 |
| 4×100 m medley | Japan
Yukiko Watanabe (1:02.91)
Kanako Watanabe (1:08.32)
Rino Hosoda (59.44)
Mao Kawakami (54.98) | 4:05.65
CR | United States
Kylie Stewart (1:02.46)
KC Moss (1:11.73)
Kendyl Stewart (58.76)
Lia Neal (54.84) | 4:07.79 | Russia
Julia Larina (1:03.00)
Irina Novikova (1:09.10)
Daria Tcvetkova (59.86)
Veria Kolotushkina (56.03) | 4:07.99 |
Greece (GRE)
Poland (POL)
Croatia (CRO)
Brazil (BRA)