Swimming at the 2014 Summer Youth Olympics – Girls' 400 metre freestyle
The girls' 400 metre freestyle event in swimming at the 2014 Summer Youth Olympics took place on 22 August at the Nanjing Olympic Sports Centre in Nanjing, China.Results
Heats
The heats were held at 10:37.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 4 | 2 | Joanna Evans | | 4:13.74 | Q |
| 2 | 4 | 4 | Melinda Novoszáth | | 4:14.14 | Q |
| 3 | 4 | 8 | Bruna Primati | | 4:14.38 | Q |
| 4 | 5 | 5 | Kathrin Demler | | 4:14.51 | Q |
| 5 | 5 | 4 | Hannah Moore | | 4:14.54 | Q |
| 6 | 4 | 3 | Sarisa Suwannachet | | 4:14.65 | Q |
| 7 | 3 | 3 | Simona Quadarella | | 4:15.40 | Q |
| 8 | 3 | 2 | Claudia Hufnagl | | 4:15.95 | Q |
| 9 | 3 | 4 | Viviane Jungblut | | 4:16.14 | |
| 10 | 5 | 6 | Monique Olivier | | 4:16.37 | |
| 11 | 5 | 8 | Allyson Macías | | 4:16.49 | |
| 12 | 5 | 2 | Jimena Pérez | | 4:16.53 | |
| 13 | 4 | 7 | Nguyễn Thị Ánh Viên | | 4:16.65 | |
| 14 | 4 | 6 | Daria Mullakaeva | | 4:17.68 | |
| 15 | 4 | 5 | Natalia Jaspeado | | 4:17.89 | |
| 16 | 5 | 3 | Patricia Wartenberg | | 4:18.93 | |
| 17 | 4 | 1 | Sandra Pallarés | | 4:18.98 | |
| 18 | 5 | 1 | Tjaša Pintar | | 4:22.77 | |
| 19 | 3 | 5 | Tamila Holub | | 4:23.24 | |
| 20 | 3 | 7 | Valerie Gruest | | 4:24.02 | |
| 21 | 3 | 8 | Angela Chieng | | 4:26.11 | |
| 22 | 2 | 6 | Daniella van den Berg | | 4:26.14 | |
| 23 | 5 | 7 | Michelle Weber | | 4:26.87 | |
| 24 | 3 | 1 | Edith Mattens | | 4:28.19 | |
| 25 | 3 | 6 | Camille Wishaupt | | 4:28.69 | |
| 26 | 2 | 5 | Rebeca Quinteros | | 4:29.68 | |
| 27 | 1 | 4 | Hannah Gill | | 4:31.78 | |
| 28 | 1 | 5 | Elena Giovannini | | 4:31.97 | |
| 29 | 2 | 2 | Sunneva Friðriksdóttir | | 4:32.75 | |
| 30 | 2 | 3 | Alina Ene | | 4:34.89 | |
| 31 | 2 | 7 | Irene Kyza | | 4:35.29 | |
| 32 | 2 | 4 | Yael Danieli | | 4:35.74 | |
| 33 | 1 | 3 | Chrystelle Doueihy | | 4:38.30 | |
Final
The final was held at 18:00.
| Rank | Lane | Name | Nationality | Time | Notes |
| 2 | Hannah Moore | | 4:11.05 | |
| 7 | Sarisa Suwannachet | | 4:11.23 | |
| 6 | Kathrin Demler | | 4:11.25 | |
| 4 | 5 | Melinda Novoszáth | | 4:12.09 | |
| 5 | 4 | Joanna Evans | | 4:12.14 | |
| 6 | 1 | Simona Quadarella | | 4:15.05 | |
| 7 | 3 | Bruna Primati | | 4:15.12 | |
| 8 | 8 | Claudia Hufnagl | | 4:18.26 | |
