2014 FINA World Swimming Championships (25 m) – Women's 400 metre freestyle
The Women's 400 metre freestyle competition of the 2014 FINA World Swimming Championships was held on 5 December.Records
Prior to the competition, the existing world and championship records were as follows.
Results
Heats
The heats were held at 12:32.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 6 | 4 | Mireia Belmonte | | 4:00.29 | Q |
| 2 | 5 | 4 | | | 4:00.60 | Q |
| 3 | 5 | 8 | Zhang Yufei | | 4:00.86 | Q |
| 4 | 6 | 6 | Elizabeth Beisel | | 4:01.33 | Q |
| 5 | 5 | 3 | Jazmin Carlin | | 4:01.37 | Q |
| 6 | 5 | 5 | Chihiro Igarashi | | 4:01.72 | Q |
| 7 | 5 | 6 | Leah Neale | | 4:02.03 | Q |
| 8 | 6 | 9 | Boglárka Kapás | | 4:02.30 | Q |
| 9 | 4 | 3 | Lindsay Vrooman | | 4:02.63 | |
| 10 | 5 | 1 | Kylie Palmer | | 4:02.86 | |
| 11 | 6 | 2 | Sarah Köhler | | 4:03.59 | |
| 12 | 6 | 7 | Hannah Miley | | 4:03.82 | |
| 13 | 4 | 5 | Anja Klinar | | 4:04.24 | |
| 14 | 5 | 0 | Julie Lauridsen | | 4:04.88 | |
| 15 | 4 | 4 | Chiara Masini Luccetti | | 4:05.01 | |
| 16 | 4 | 1 | Emily Overholt | | 4:06.44 | |
| 17 | 6 | 3 | Cao Yue | | 4:06.88 | |
| 18 | 4 | 2 | Jéssica Cavalheiro | | 4:07.19 | |
| 19 | 4 | 7 | Gaja Natlačen | | 4:07.68 | |
| 20 | 4 | 6 | Asami Chida | | 4:07.70 | |
| 21 | 5 | 7 | Leonie Beck | | 4:08.15 | |
| 22 | 6 | 1 | Julia Hassler | | 4:08.69 | |
| 23 | 4 | 8 | Manuella Lyrio | | 4:08.73 | |
| 24 | 3 | 6 | Ayumi Macias | | 4:09.76 | |
| 25 | 2 | 7 | Nguyễn Thị Ánh Viên | | 4:09.80 | |
| 26 | 3 | 4 | Claudia Hufnagl | | 4:11.07 | |
| 27 | 3 | 3 | Inga Cryer | | 4:11.61 | |
| 28 | 3 | 5 | Monique Olivier | | 4:11.96 | |
| 29 | 4 | 0 | Yana Martynova | | 4:12.35 | |
| 29 | 4 | 9 | Samantha Arevalo | | 4:12.35 | |
| 31 | 5 | 9 | Joanna Evans | | 4:13.83 | |
| 32 | 6 | 0 | Elena Sokolova | | 4:14.17 | |
| 33 | 2 | 2 | Valerie Gruest | | 4:14.75 | |
| 34 | 3 | 2 | Montserrat Ortuno | | 4:15.49 | |
| 35 | 3 | 1 | Elisbet Gamez | | 4:17.51 | |
| 36 | 3 | 8 | Veronika Kolníková | | 4:19.88 | |
| 37 | 2 | 3 | Tuana Bahtoğl | | 4:20.92 | |
| 38 | 2 | 5 | Daniela Miyahara | | 4:22.39 | |
| 39 | 2 | 1 | Lani Cabrera | | 4:23.22 | |
| 40 | 3 | 0 | Erika García | | 4:23.44 | |
| 41 | 2 | 6 | Malavika Vishwanath | | 4:24.19 | |
| 42 | 3 | 7 | Esra Kaçmaz | | 4:26.15 | |
| 43 | 2 | 4 | Cecilia Eystrudal | | 4:27.03 | |
| 44 | 3 | 9 | Rebeca Quinteros | | 4:28.84 | |
| 45 | 2 | 8 | Elena Giovanni | | 4:29.13 | |
| 46 | 1 | 4 | Yara Lima | | 4:33.79 | |
| 47 | 2 | 0 | Anusha Sanjeev | | 4:35.47 | |
| 48 | 1 | 5 | San Khant Khant Su | | 4:43.19 | |
| 49 | 1 | 3 | Meryem Bada | | 4:44.50 | |
| 50 | 1 | 6 | Victoria Chentsova | | 4:47.05 | |
| 51 | 1 | 7 | Diana Basho | | 4:47.52 | |
| 52 | 1 | 2 | Samantha Roberts | | 4:59.52 | |
| 53 | 1 | 1 | Chamodi de Fonseka | | 5:01.43 | |
| — | 2 | 9 | Elisa Bernardi | | | DNS |
| — | 5 | 2 | Rieneke Terink | | | DNS |
| — | 6 | 5 | Katinka Hosszú | | | DNS |
| — | 6 | 8 | Diletta Carli | | | DNS |
Final
The final was held at 19:45.
| Rank | Lane | Name | Nationality | Time | Notes |
| 4 | Mireia Belmonte | | 3:55.76 | CR |
| 5 | Sharon van Rouwendaal | | 3:57.76 | |
| 3 | Zhang Yufei | | 3:59.51 | |
| 4 | 7 | Chihiro Igarashi | | 3:59.59 | |
| 5 | 8 | Boglárka Kapás | | 4:00.27 | |
| 6 | 2 | Jazmin Carlin | | 4:02.32 | |
| 7 | 6 | Elizabeth Beisel | | 4:03.83 | |
| 8 | 1 | Leah Neale | | 4:06.45 | |
