# 2014 FINA World Swimming Championships (25 m) – Women's 100 metre individual medley

The Women's 100 metre individual medley competition of the 2014 FINA World Swimming Championships (25 m) was held on 4 December with the heats and the semifinals and 5 December with the final.

## Records

Prior to the competition, the existing world and championship records were as follows.
| | Name | Nation | Time | Location | Date |
| World record | Katinka Hosszú | Hungary | 56.86 | Dubai | 1 September 2014 |
| Championship record | Katinka Hosszú | Hungary | 58.49 | Istanbul | 14 December 2012 |
The following records were established during the competition:
| Date | Event | Name | Nation | Time | Record |
| 4 December | Heats | Katinka Hosszú | Hungary | 56.99 | CR |
| 5 December | Final | Katinka Hosszú | Hungary | 56.70 | WR |

## Results
### Heats

The heats were held at 11:33.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 7 | 4 | Katinka Hosszú | Hungary | 56.99 | Q, CR |
| 2 | 7 | 5 | Siobhan-Marie O'Connor | Great Britain | 57.98 | Q |
| 3 | 5 | 5 | Amit Ivry | Israel | 58.77 | Q |
| 4 | 7 | 6 | Melanie Margalis | United States | 58.77 | Q |
| 5 | 6 | 5 | Emily Seebohm | Australia | 58.78 | Q |
| 6 | 5 | 4 | Alia Atkinson | Jamaica | 59.16 | Q |
| 7 | 6 | 4 | Rūta Meilutytė | Lithuania | 59.27 | Q |
| 8 | 5 | 2 | Hanna-Maria Seppälä | Finland | 59.66 | Q |
| 9 | 5 | 8 | Chen Xinyi | China | 59.79 | Q |
| 10 | 7 | 3 | Evelyn Verrasztó | Hungary | 59.86 | Q |
| 11 | 6 | 3 | Caitlin Leverenz | United States | 59.94 | Q |
| 12 | 5 | 3 | Lisa Zaiser | Austria | 1:00.12 | Q |
| 13 | 5 | 6 | Ganna Dzerkal | Ukraine | 1:00.35 | Q |
| 13 | 7 | 7 | Ellen Fullerton | Australia | 1:00.35 | Q |
| 15 | 5 | 7 | Lena Kreundl | Austria | 1:00.41 | Q |
| 16 | 6 | 6 | Vitalina Simonova | Russia | 1:00.64 | Q |
| 17 | 6 | 2 | Alicja Tchórz | Poland | 1:00.93 | |
| 18 | 6 | 7 | Louise Hansson | Sweden | 1:00.98 | |
| 19 | 6 | 1 | Sayaka Akase | Japan | 1:01.26 | |
| 20 | 6 | 0 | Sakiko Shimizu | Japan | 1:01.42 | |
| 21 | 7 | 1 | Viktoriia Maliutina | Russia | 1:01.46 | |
| 22 | 5 | 0 | Barbora Závadová | Czech Republic | 1:01.54 | |
| 23 | 6 | 8 | Eygló Ósk Gústafsdóttir | Iceland | 1:01.55 | |
| 24 | 7 | 0 | Emilia Pikkarainen | Finland | 1:01.61 | |
| 25 | 5 | 1 | Zhang Jiaqi | China | 1:01.67 | |
| 26 | 1 | 5 | Sviatlana Khakhlova | Belarus | 1:01.73 | |
| 27 | 6 | 9 | Mireia Belmonte | Spain | 1:01.94 | |
| 28 | 7 | 9 | Sanja Jovanović | Croatia | 1:02.08 | |
| 29 | 1 | 3 | Emily Overholt | Canada | 1:02.46 | |
| 30 | 5 | 9 | Mathilde Cini | France | 1:02.49 | |
| 31 | 7 | 8 | Alessia Polieri | Italy | 1:02.51 | |
| 32 | 4 | 2 | Theodora Giareni | Greece | 1:02.74 | |
| 33 | 4 | 4 | Chan Kin Lok | Hong Kong | 1:03.37 | |
| 34 | 4 | 0 | Julie Meynen | Luxembourg | 1:03.76 | |
| 35 | 4 | 6 | Rene Warnes | South Africa | 1:04.65 | |
| 36 | 3 | 4 | Sonja Adelaar | Namibia | 1:04.73 | |
| 37 | 3 | 3 | Antonia Roth | Namibia | 1:04.79 | |
| 38 | 4 | 1 | Hannah Dato | Philippines | 1:04.82 | |
| 39 | 3 | 2 | Karen Torrez | Bolivia | 1:04.88 | |
| 40 | 3 | 6 | Sezin Eligül | Turkey | 1:04.98 | |
| 41 | 3 | 1 | Machiko Raheem | Sri Lanka | 1:06.01 | |
| 42 | 2 | 5 | Lauren Hew | Cayman Islands | 1:06.29 | |
| 42 | 3 | 0 | Nida Üstündağ | Turkey | 1:06.29 | |
| 44 | 4 | 9 | Hamida Nefsi | Algeria | 1:06.74 | |
| 45 | 3 | 8 | Matelita Buadromo | Fiji | 1:06.75 | |
| 46 | 3 | 7 | Deandre Small | Barbados | 1:07.71 | |
| 47 | 2 | 4 | Lianna Swan | Pakistan | 1:07.98 | |
| 48 | 3 | 9 | Savannah Tkatchenko | Papua New Guinea | 1:08.61 | |
| 49 | 2 | 2 | San Su Moe Theint | Myanmar | 1:09.01 | |
| 50 | 3 | 5 | Amboaratiana Domoinanavalona | Madagascar | 1:09.18 | |
| 51 | 4 | 5 | Malavika Vishwanath | India | 1:10.79 | |
| 52 | 4 | 8 | Chiara Gualtieri | San Marino | 1:11.36 | |
| 53 | 2 | 3 | Yara Lima | Angola | 1:12.09 | |
| 54 | 1 | 6 | Samantha Roberts | Antigua and Barbuda | 1:12.11 | |
| 55 | 4 | 3 | Thalasha Prabhu | India | 1:12.36 | |
| 56 | 2 | 1 | Shanice Paraka | Papua New Guinea | 1:13.01 | |
| 57 | 2 | 8 | Catherine Mason | Tanzania | 1:15.27 | |
| 58 | 2 | 7 | Annie Hepler | Marshall Islands | 1:15.96 | |
| 59 | 2 | 6 | Diana Basho | Albania | 1:17.82 | |
| 59 | 2 | 9 | Seabe Ebineng | Botswana | 1:17.82 | |
| 61 | 2 | 0 | Angela Kendrick | Marshall Islands | 1:20.89 | |
| 62 | 1 | 4 | Mayra-Linda Paul | Federated States of Micronesia | 1:21.07 | |
| — | 4 | 7 | Ana Radić | Croatia | | DNS |
| — | 7 | 2 | Katarína Listopadová | Slovakia | | DNS |

### Semifinals

The semifinals were held at 19:16.

#### Semifinal 1

| Rank | Lane | Name | Nationality | Time | Notes |
| 1 | 4 | Siobhan-Marie O'Connor | Great Britain | 57.66 | Q |
| 2 | 3 | Alia Atkinson | Jamaica | 58.66 | Q |
| 3 | 5 | Melanie Margalis | United States | 58.87 | Q |
| 4 | 2 | Evelyn Verrasztó | Hungary | 59.11 | Q |
| 5 | 7 | Lisa Zaiser | Austria | 59.76 | |
| 6 | 6 | Hanna-Maria Seppälä | Finland | 1:00.23 | |
| 7 | 8 | Vitalina Simonova | Russia | 1:00.66 | |
| 8 | 1 | Ellen Fullerton | Australia | 1:01.29 | |

#### Semifinal 2

| Rank | Lane | Name | Nationality | Time | Notes |
| 1 | 4 | Katinka Hosszú | Hungary | 57.89 | Q |
| 2 | 3 | Emily Seebohm | Australia | 58.31 | Q |
| 3 | 6 | Rūta Meilutytė | Lithuania | 58.84 | Q |
| 4 | 5 | Amit Ivry | Israel | 58.88 | Q |
| 5 | 2 | Chen Xinyi | China | 59.49 | |
| 6 | 8 | Lena Kreundl | Austria | 1:00.05 | |
| 7 | 7 | Caitlin Leverenz | United States | 1:00.19 | |
| 8 | 1 | Ganna Dzerkal | Ukraine | 1:00.58 | |

### Final

The final was held at 19:24.
| Rank | Lane | Name | Nationality | Time | Notes |
| | 5 | Katinka Hosszú | Hungary | 56.70 | WR |
| | 4 | Siobhan-Marie O'Connor | Great Britain | 57.83 | |
| | 3 | Emily Seebohm | Australia | 58.19 | |
| 4 | 6 | Alia Atkinson | Jamaica | 58.58 | |
| 5 | 2 | Rūta Meilutytė | Lithuania | 58.73 | |
| 6 | 7 | Melanie Margalis | United States | 58.86 | |
| 7 | 1 | Amit Ivry | Israel | 59.17 | |
| 8 | 8 | Evelyn Verrasztó | Hungary | 59.31 | |