The 100 meter backstroke competition (women) at the 2011 World Aquatics Championships was held in the Basin of Shanghai Vostok Sports Center in Shanghai , July 25 and 26, 2011.
Qualifying rounds began on July 25 at 9:00 local time ( UTC + 8 ). Semifinals were held on the same day at 18:46, and the final on July 26 at 18:11.
Medalists
| Gold | Silver | Bronze |
PRC | Russia | USA |
Records
Before the start of the competition, the world record and the world championship record were as follows:
| World Record (WR) | 58.12 | Gemma Spoffort | Rome , Italy | July 28 , 2009 | |
| World Championship (CR) record | 58.12 | Gemma Spoffort | Rome , Italy | July 28 , 2009 |
Heats
Qualifiers
| A place | Swim | Track | Sportsman | A country | 50 m | Time |
|---|---|---|---|---|---|---|
| one | 6 | 3 | Natalie Coughlin | 29.04 | 59.73 | |
| 2 | 7 | 2 | Sinead Russell | 29.22 | 59.80 | |
| 3 | five | four | Emily Sibom | 29.28 | 59.87 | |
| four | 6 | four | Aya Terakawa | 29.23 | 59.95 | |
| five | 6 | 6 | Elizabeth Pelton | USA | 29.16 | 1.00.19 |
| 6 | 7 | 3 | Belinda Hawking | Australia | 29.74 | 1.00.23 |
| 7 | five | 3 | Siho Sakai | Japan | 29.58 | 1.00,34 |
| eight | 6 | five | Elizabeth Symonds | Great Britain | 29.29 | 1.00.38 |
| 9 | 6 | one | Sharon van Rauendaal | Netherlands | 29.87 | 1.00.61 |
| ten | 7 | four | Zhao Jing | China | 29.73 | 1.00.66 |
| eleven | five | 6 | Julia Wilkinson | Canada | 29.76 | 1.00.82 |
| 12 | 7 | five | Anastasia Zueva | Russia | 29.82 | 1.00.88 |
| 13 | five | 2 | Duan da Rocha | Spain | 30.30 | 1.01.19 |
| 14 | four | 3 | Karin Prinslo | South Africa | 30.00 | 1.01.34 |
| 15 | five | one | Darina Zevina | Ukraine | 29.83 | 1.01.36 |
| sixteen | 7 | eight | Ekaterina Avramova | Bulgaria | 29.93 | 1.01.39 |
| 17 | 6 | 7 | Melissa Ingram | New Zealand | 29.95 | 1.01.48 |
| 18 | 7 | 7 | Mercedes Paris | Spain | 29.43 | 1.01.55 |
| nineteen | five | 7 | Ksenia Moskvina | Russia | 30.15 | 1.01.59 |
| 20 | 7 | one | Elena Jemo | Italy | 29.86 | 1.01.62 |
| 21 | 6 | 2 | Jenny mensing | Germany | 29.89 | 1.01.64 |
| 22 | 7 | 6 | Gao chan | China | 29.85 | 1.01.84 |
| 23 | five | five | Gemma Spoffort | Great Britain | 30.02 | 1.01.89 |
| 24 | four | 2 | Mia Nielsen | Denmark | 29.77 | 1.01.90 |
| 25 | four | 7 | Alicia Toch | Poland | 29.83 | 1.02.04 |
| 26 | 6 | eight | Maria Fernanda Gonzalez Ramirez | Mexico | 30.12 | 1.02.16 |
| 27 | four | eight | Claudia Lau Inyan | Hong Kong | 30.49 | 1.02.45 |
| 28 | four | one | Kimberly buys | Belgium | 30.56 | 1.02.48 |
| 29th | 2 | five | Anya Charman | Slovenia | 30.53 | 1.02.61 |
| thirty | four | five | Simon Baumrtov | Czech | 30.07 | 1.02.71 |
| 31 | 3 | one | Sanya Jovanovic | Croatia | 29.90 | 1.02.75 |
| 32 | five | eight | Alina Vac | Ukraine | 30.39 | 1.02.80 |
| 33 | 2 | 3 | Yulduz Kuchkarova | Uzbekistan | 30.17 | 1.02.98 |
| 34 | 2 | 6 | Anna Volchkova | Israel | 30.89 | 1.03.12 |
| 35 | 3 | 2 | Hannah Maria Seppälä | Finland | 30.46 | 1.03.18 |
| 36 | four | 6 | Theresa Svendsen | Sweden | 30.88 | 1.03.36 |
| 37 | 3 | five | Melanie Nocher | Ireland | 30.96 | 1.03.43 |
| 38 | 2 | four | Kira Aitken | Bermuda | 30.58 | 1.03.59 |
| 39 | 3 | 6 | Hazal Sarykaya | Turkey | 31.19 | 1.03.69 |
| 40 | 3 | 7 | Ekaterina Rudenko | Kazakhstan | 30.86 | 1.03.78 |
| 41 | four | four | Svetlana Khokhlova | Belarus | 30.96 | 1.03.99 |
| 42 | 3 | 3 | Alana Dilet | Bahamas | 30.77 | 1.04.27 |
| 43 | 3 | four | Etieni Medeyrus | Brazil | 31.25 | 05/05/18 |
| 44 | 2 | 2 | Tiffany Sudarma | Indonesia | 31.37 | 05/05/19 |
| 45 | 2 | one | Tatyana Perstneva | Moldova | 31.38 | 1.05.35 |
| 46 | 2 | 7 | Monica Ramirez Abella | Andorra | 31.65 | 1.05.56 |
| 47 | one | four | Ines Remersaro | Uruguay | 31.92 | 1.05.73 |
| 48 | 2 | eight | Karen Vilorio | Honduras | 32.65 | 1.07.15 |
| 49 | 3 | eight | Shana Lim Chiayi | Singapore | 31.44 | 1.07.23 |
| 50 | one | five | Zion Huxley | Saint lucia | 32.63 | 1.08.96 |
| 51 | one | 3 | Anahit Barseghyan | Armenia | 33.56 | 1.08.99 |
| 52 | one | 6 | Jessica Cossa | Mozambique | 33,50 | 1.09.74 |
| 53 | one | 2 | Angelica Trinkier | Monaco | 34.15 | 1.11.38 |
Semifinals
| A place | Swim | Track | Sportsman | A country | 50 m | Time |
|---|---|---|---|---|---|---|
| one | 2 | four | Natalie Coughlin | USA | 28.73 | 59.38 |
| 2 | one | 7 | Anastasia Zueva | Russia | 28.89 | 59.41 |
| 3 | one | 2 | Zhao Jing | China | 28.95 | 59.44 |
| four | 2 | five | Emily Sibom | Australia | 28.70 | 59.54 |
| five | one | four | Sinead Russell | Canada | 28.92 | 59.68 |
| 6 | one | 3 | Belinda Hawking | Australia | 29.35 | 59.69 |
| 7 | one | 6 | Elizabeth Symonds | Great Britain | 29.24 | 59.80 |
| eight | one | five | Aya Terakawa | Japan | 29.11 | 59.81 |
| 9 | 2 | 6 | Siho Sakai | Japan | 29.18 | 59.94 |
| ten | 2 | eight | Darina Zevina | Ukraine | 29.20 | 1.00.05 |
| eleven | 2 | 3 | Elizabeth Pelton | USA | 29.16 | 1.00.14 |
| eleven | 2 | 2 | Sharon van Rauendaal | Netherlands | 29.53 | 1.00.14 |
| 13 | 2 | 7 | Julia Wilkinson | Canada | 29.03 | 1.00.35 |
| 14 | 2 | one | Duan da Rocha | Spain | 29.85 | 1.00.55 |
| 15 | one | eight | Ekaterina Avramova | Bulgaria | 29.61 | 1.01.10 |
| sixteen | one | one | Karin Prinslo | South Africa | 29.70 | 1.01.54 |
Final
| A place | Track | Sportsman | A country | 50 m | Time |
|---|---|---|---|---|---|
| one | 3 | Zhao Jing | China | 29.06 | 59.05 |
| 2 | five | Anastasia Zueva | Russia | 28.87 | 59.06 |
| 3 | four | Natalie Coughlin | USA | 28.44 | 59.15 |
| four | 6 | Emily Sibom | Australia | 28.89 | 59.21 |
| five | eight | Aya Terakawa | Japan | 28.91 | 59.35 |
| 6 | 7 | Belinda Hawking | Australia | 29.30 | 59.53 |
| 7 | one | Elizabeth Symonds | Great Britain | 29.31 | 59.89 |
| eight | 2 | Sinead Russell | Canada | 29.09 | 1.00,20 |