# 2012 FINA World Swimming Championships (25 m) – Women's 50 metre backstroke

The women's 50 metre backstroke event at the 11th FINA World Swimming Championships (25m) took place 15 – 16 December 2012 at the Sinan Erdem Dome.

## Records

Prior to this competition, the existing world and championship records were as follows.
| | Name | Nation | Time | Location | Date |
| World record | Sanja Jovanović | Croatia | 25.70 | Istanbul | 12 December 2009 |
| Championship record | Zhao Jing | China | 26.27 | Dubai | 19 December 2010 |
The following records were established during the competition:
| Date | Event | Name | Nation | Time | Record |
| 15 December | Semifinals | Zhao Jing | China | 26.11 | CR |
| 16 December | Final | Zhao Jing | China | 25.95 | CR |

## Results
### Heats

| Rank | Heat | Lane | Name | Time | Notes |
| 1 | 1 | 7 | Zhao Jing (CHN) | 26.69 | Q |
| 2 | 1 | 6 | Olivia Smoliga (USA) | 26.75 | Q, NR |
| 3 | 7 | 4 | Rachel Goh (AUS) | 26.86 | Q |
| 4 | 5 | 5 | Aleksandra Urbanczyk (POL) | 26.95 | Q |
| 5 | 6 | 4 | Simona Baumrtová (CZE) | 27.01 | Q |
| 6 | 7 | 5 | Georgia Davies (GBR) | 27.07 | Q |
| 7 | 7 | 6 | Grace Loh (AUS) | 27.21 | Q |
| 8 | 1 | 3 | Elizabeth Simmonds (GBR) | 27.27 | Q |
| 9 | 6 | 5 | Etiene Medeiros (BRA) | 27.30 | Q |
| 10 | 7 | 3 | Arianna Barbieri (ITA) | 27.31 | Q |
| 11 | 6 | 3 | Mie Nielsen (DEN) | 27.36 | Q |
| 12 | 7 | 2 | Zhou Yanxin (CHN) | 27.45 | Q |
| 13 | 5 | 4 | Sanja Jovanović (CRO) | 27.48 | Q |
| 14 | 5 | 9 | Carolina Colorado Henao (COL) | 27.51 | Q, NR |
| 15 | 6 | 2 | Fabíola Molina (BRA) | 27.52 | Q |
| 16 | 6 | 6 | Kira Toussaint (NED) | 27.56 | Q |
| 17 | 5 | 3 | Noriko Inada (JPN) | 27.62 | |
| 18 | 7 | 1 | Duane Da Rocha (ESP) | 27.76 | |
| 19 | 6 | 8 | Gizem Çam (TUR) | 27.82 | NR |
| 20 | 5 | 1 | Jessica Ashley-Cooper (RSA) | 27.84 | |
| 21 | 4 | 5 | Megan Romano (USA) | 27.94 | |
| 22 | 5 | 2 | Fabienne Nadarajah (AUT) | 28.13 | |
| 23 | 7 | 7 | Fernanda González (MEX) | 28.29 | |
| 24 | 5 | 7 | Polina Lapshina (RUS) | 28.45 | |
| 25 | 6 | 0 | Evelyn Verrasztó (HUN) | 28.47 | |
| 26 | 5 | 6 | Michelle Coleman (SWE) | 28.51 | |
| 26 | 5 | 0 | Birita Debes (FRO) | 28.51 | NR |
| 28 | 6 | 1 | Hazal Sarıkaya (TUR) | 28.58 | |
| 29 | 7 | 0 | Lynette Ng (SIN) | 28.74 | |
| 30 | 1 | 5 | Yekaterina Rudenko (KAZ) | 29.00 | |
| 31 | 7 | 9 | Sarah Rolko (LUX) | 29.08 | |
| 32 | 4 | 3 | Marie Kamimura (JPN) | 29.16 | |
| 33 | 6 | 7 | Theodora Drakou (GRE) | 29.22 | |
| 34 | 4 | 4 | Kätlin Sepp (EST) | 29.43 | |
| 35 | 4 | 2 | Araya Wongvat (THA) | 29.47 | |
| 36 | 4 | 6 | Vong Erica Man Wai (MAC) | 29.53 | |
| 37 | 4 | 7 | Caroline Pickering Puamau (FIJ) | 29.55 | |
| 38 | 5 | 8 | Nguyen Thi Anh Vien (VIE) | 29.68 | |
| 39 | 3 | 5 | Mónica Ramírez (AND) | 30.54 | |
| 40 | 3 | 4 | Jade Howard (ZAM) | 30.64 | |
| 41 | 4 | 9 | Dalia Tórrez Zamora (NCA) | 30.88 | |
| 42 | 4 | 0 | Anahit Barseghyan (ARM) | 30.93 | NR |
| 43 | 4 | 1 | Kuan Weng I (MAC) | 31.01 | |
| 44 | 3 | 6 | Field Anita Zahra (KEN) | 31.04 | NR |
| 45 | 3 | 8 | Naomi Ruele (BOT) | 31.22 | |
| 46 | 4 | 8 | Yessy Yosaputra (INA) | 31.29 | |
| 47 | 3 | 3 | Lanoe Talisa Erwan (KEN) | 31.32 | |
| 48 | 3 | 2 | Kiran Khan (PAK) | 31.89 | NR |
| 49 | 3 | 7 | Nur Hamizah Ahmad (BRU) | 32.02 | NR |
| 50 | 3 | 1 | Tegan McCarthy (PNG) | 32.27 | |
| 51 | 2 | 8 | Estellah Fils Rabetsara (MAD) | 32.51 | |
| 52 | 2 | 9 | K. Zin Win (MYA) | 33.20 | |
| 53 | 2 | 3 | Patricia Cani (ALB) | 33.52 | |
| 54 | 3 | 9 | Monica Saili (SAM) | 33.64 | |
| 55 | 3 | 0 | Ann-Marie Hepler (MHL) | 34.97 | |
| 56 | 2 | 5 | Mahnoor Maqsood (PAK) | 36.77 | |
| 57 | 2 | 7 | Roylin Melatik Akiwo (PLW) | 37.33 | |
| 58 | 2 | 6 | Shne Joachim (VIN) | 37.74 | |
| 59 | 2 | 2 | Angela Kendrick (MHL) | 38.02 | |
| 60 | 2 | 1 | Sara Al Flaij (BHR) | 40.94 | |
| | 2 | 0 | Mariam Foum (TAN) | DSQ | |
| | 1 | 2 | E. Torrellas Valecillos (VEN) | DNS | |
| | 1 | 4 | Jeserik Pinto (VEN) | DNS | |
| | 2 | 4 | Ophelia Swayne (GHA) | DNS | |
| | 6 | 9 | Karin Prinsloo (RSA) | DNS | |
| | 7 | 8 | Chantal van Landeghem (CAN) | DNS | |

### Semifinals

16 swimmers participated in 2 heats.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 2 | 4 | Zhao Jing | China | 26.11 | Q, CR |
| 2 | 1 | 5 | Aleksandra Urbanczyk | Poland | 26.56 | Q, NR |
| 3 | 1 | 4 | Olivia Smoliga | United States | 26.57 | Q, NR |
| 4 | 2 | 3 | Simona Baumrtová | Czech Republic | 26.68 | Q, =NR |
| 5 | 1 | 3 | Georgia Davies | Great Britain | 26.84 | Q, NR |
| 6 | 2 | 6 | Grace Loh | Australia | 26.85 | Q |
| 7 | 2 | 5 | Rachel Goh | Australia | 26.95 | Q |
| 8 | 2 | 8 | Fabíola Molina | Brazil | 27.01 | Q |
| 9 | 2 | 7 | Mie Nielsen | Denmark | 27.07 | NR |
| 10 | 2 | 2 | Etiene Medeiros | Brazil | 27.13 | |
| 11 | 1 | 6 | Elizabeth Simmonds | Great Britain | 27.28 | |
| 12 | 2 | 1 | Sanja Jovanović | Croatia | 27.31 | |
| 13 | 1 | 7 | Zhou Yanxin | China | 27.38 | |
| 14 | 1 | 2 | Arianna Barbieri | Italy | 27.42 | |
| 15 | 1 | 1 | Carolina Colorado Henao | Colombia | 27.45 | NR |
| 16 | 1 | 8 | Kira Toussaint | Netherlands | 27.61 | |

### Final

The final was held at 19:06.
| Rank | Lane | Name | Nationality | Time | Notes |
| | 4 | Zhao Jing | China | 25.95 | CR |
| | 3 | Olivia Smoliga | United States | 26.13 | NR |
| | 5 | Aleksandra Urbanczyk | Poland | 26.50 | NR |
| 4 | 2 | Georgia Davies | United Kingdom | 26.56 | NR |
| 5 | 6 | Simona Baumrtová | Czech Republic | 26.61 | NR |
| 6 | 1 | Rachel Goh | Australia | 26.91 | |
| 7 | 8 | Fabíola Molina | Brazil | 26.97 | |
| 8 | 7 | Grace Loh | Australia | 27.45 | |