# Swimming at the 2009 World Aquatics Championships – Women's 200 metre breaststroke

The heats for the women's 200 m breaststroke race at the 2009 World Championships took place in the morning and evening of 30 July and the final took place in the evening session of 31 July at the Foro Italico in Rome, Italy.

## Records

Prior to this competition, the existing world and competition records were as follows:
| World record | Rebecca Soni (USA) | 2:20.22 | Beijing, China | 15 August 2008 |
| Championship record | Leisel Jones (AUS) | 2:21.72 | Montreal, Canada | 29 July 2005 |
The following records were established during the competition:
| Date | Round | Name | Nationality | Time | Record |
| 30 July | Heat 6 | Annamay Pierse | Canada | 2:21.68 | CR |
| 30 July | Semifinal 1 | Rebecca Soni | United States | 2:20.93 | CR |
| 30 July | Semifinal 2 | Annamay Pierse | Canada | 2:20.12 | WR |

## Results
### Heats

| Rank | Name | Nationality | Time | Heat | Lane | Notes |
| 1 | Annamay Pierse | Canada | 2:21.68 | 6 | 4 | CR |
| 2 | Rebecca Soni | United States | 2:22.09 | 7 | 4 | |
| 3 | Mirna Jukić | Austria | 2:22.10 | 7 | 5 | ER |
| 4 | Nađa Higl | Serbia | 2:23.19 | 4 | 7 | |
| 5 | Nanaka Tamura | Japan | 2:23.22 | 7 | 3 | |
| 6 | Rie Kaneto | Japan | 2:23.50 | 5 | 4 | |
| 6 | Martha McCabe | Canada | 2:23.50 | 5 | 5 | |
| 8 | Keri Hehn | United States | 2:23.60 | 7 | 6 | |
| 9 | Ilaria Scarcella | Italy | 2:24.20 | 5 | 3 | |
| 10 | Rikke Møller-Pedersen | Denmark | 2:24.46 | 5 | 9 | NR |
| 11 | Jeong Darae | South Korea | 2:25.00 | 6 | 7 | |
| 12 | Joline Höstman | Sweden | 2:25.15 | 7 | 2 | NR |
| 13 | Caroline Ruhnau | Germany | 2:25.57 | 7 | 1 | |
| 14 | Sally Foster | Australia | 2:26.07 | 7 | 7 | |
| 15 | Yuliya Yefimova | Russia | 2:26.18 | 6 | 3 | |
| 16 | Sophie de Ronchi | France | 2:26.45 | 6 | 2 | |
| 17 | Marina Garcia | Spain | 2:26.69 | 5 | 2 | |
| 18 | Chiara Boggiatto | Italy | 2:26.74 | 7 | 8 | |
| 19 | Chen Huijia | China | 2:26.82 | 3 | 4 | |
| 20 | Sun Ye | China | 2:27.08 | 5 | 6 | |
| 21 | Sarah Katsoulis | Australia | 2:27.32 | 5 | 7 | |
| 22 | Sara Nordenstam | Norway | 2:27.55 | 6 | 5 | |
| 23 | Jessica Pengelly | South Africa | 2:27.64 | 4 | 4 | |
| 24 | Inna Kapishina | Belarus | 2:27.89 | 7 | 0 | |
| 25 | Urte Kazakeviciute | Lithuania | 2:28.13 | 2 | 3 | NR |
| 26 | Petra Chocova | Czech Republic | 2:28.37 | 4 | 9 | |
| 27 | Angeliki Exarchou | Greece | 2:28.62 | 6 | 0 | |
| 28 | Elise Matthysen | Belgium | 2:29.05 | 5 | 8 | |
| 29 | Raminta Dvariskyte | Lithuania | 2:29.40 | 3 | 6 | |
| 30 | Diana Gomes | Portugal | 2:29.80 | 4 | 1 | |
| 31 | Anastasia Korotkov | Israel | 2:30.17 | 3 | 1 | NR |
| 32 | Patrizia Humplik | Switzerland | 2:30.27 | 6 | 8 | |
| 33 | Agnieszka Ostrowska | Poland | 2:30.59 | 4 | 3 | |
| 34 | Lia Dekker | Netherlands | 2:31.08 | 6 | 9 | |
| 35 | Sarra Lajnef | Tunisia | 2:31.12 | 4 | 2 | |
| 36 | Back Su Yeon | South Korea | 2:31.20 | 6 | 1 | |
| 37 | Hrafnhildur Lúthersdóttir | Iceland | 2:31.39 | 3 | 2 | NR |
| 38 | Yekaterina Sadovnik | Kazakhstan | 2:31.52 | 3 | 8 | |
| 39 | Stacey Tadd | Great Britain | 2:32.01 | 4 | 0 | |
| 40 | Siow Yi Ting | Malaysia | 2:32.09 | 7 | 9 | |
| 41 | Fanny Lecluyse | Belgium | 2:32.93 | 3 | 5 | |
| 42 | Katheryn Meaklim | South Africa | 2:33.10 | 4 | 5 | |
| 43 | Yuliya Banach | Israel | 2:33.95 | 4 | 8 | |
| 44 | Tatiane Sakemi | Brazil | 2:34.11 | 4 | 6 | |
| 45 | Valentina Artemyeva | Russia | 2:34.34 | 6 | 1 | |
| 46 | Tanja Šmid | Slovenia | 2:37.43 | 3 | 7 | |
| 47 | Daniela Victoria | Venezuela | 2:37.65 | 3 | 0 | |
| 48 | Maxine Heard | Zimbabwe | 2:37.77 | 2 | 1 | NR |
| 49 | Daniela Lindemeier | Namibia | 2:39.71 | 2 | 2 | NR |
| 50 | Nibal Yamout | Lebanon | 2:43.44 | 2 | 5 | |
| 51 | Roanne Ho | Singapore | 2:43.72 | 2 | 0 | |
| 52 | Maria Coy | Guatemala | 2:44.09 | 2 | 6 | |
| 53 | Cheryl Lim | Singapore | 2:44.33 | 3 | 9 | |
| 54 | Selma Atic | Bosnia and Herzegovina | 2:45.00 | 2 | 7 | |
| 55 | Chen I-Chuan | Chinese Taipei | 2:45.30 | 2 | 4 | |
| 56 | Maria Zenoni | Dominican Republic | 2:45.57 | 2 | 9 | NR |
| 57 | Lei On Kei | Macau | 2:51.88 | 2 | 8 | |
| 58 | Karen Vilorio | Honduras | 2:54.35 | 1 | 5 | |
| 59 | Murugaperumal Venpa | India | 3:00.51 | 1 | 3 | |
| 60 | Danielle Bernadine Findlay | Zambia | 3:02.16 | 1 | 6 | |
| 61 | Aqsa Tariq | Pakistan | 3:16.33 | 1 | 7 | |
| 62 | Aelia Mehdi | Pakistan | 3:31.32 | 1 | 1 | |
| – | Tea Pikuli | Albania | DNS | 1 | 2 | |
| – | Dilara Buse Gunaydin | Turkey | DNS | 3 | 3 | |
| – | Hannah Miley | Great Britain | DNS | 5 | 1 | |
| – | Stephanie Rasoamanana | Madagascar | DSQ | 1 | 4 | |
| – | Carolina Mussi | Brazil | DSQ | 5 | 0 | |

### Semifinals

| Rank | Name | Nationality | Time | Heat | Lane | Notes |
| 1 | Annamay Pierse | Canada | 2:20.12 | 2 | 4 | WR |
| 2 | Rebecca Soni | United States | 2:20.93 | 1 | 4 | |
| 3 | Mirna Jukić | Austria | 2:22.13 | 2 | 5 | |
| 4 | Joline Höstman | Sweden | 2:22.24 | 1 | 7 | NR |
| 5 | Nađa Higl | Serbia | 2:22.28 | 1 | 5 | |
| 6 | Martha McCabe | Canada | 2:22.75 | 2 | 6 | |
| 7 | Nanaka Tamura | Japan | 2:22.83 | 2 | 3 | |
| 8 | Rie Kaneto | Japan | 2:22.92 | 1 | 3 | |
| 9 | Keri Hehn | United States | 2:23.20 | 1 | 6 | |
| 10 | Ilaria Scarcella | Italy | 2:23.32 | 2 | 2 | NR |
| 11 | Rikke Moller-Pedersen | Denmark | 2:23.34 | 1 | 2 | NR |
| 12 | Jeong Darae | South Korea | 2:25.00 | 2 | 7 | |
| 13 | Caroline Ruhnau | Germany | 2:25.36 | 2 | 1 | |
| 14 | Yuliya Yefimova | Russia | 2:26.39 | 2 | 8 | |
| 15 | Sally Foster | Australia | 2:27.03 | 1 | 1 | |
| 16 | Sophie de Ronchi | France | 2:28.75 | 1 | 8 | |

### Final

| Rank | Name | Nationality | Time | Lane | Notes |
| | Nađa Higl | Serbia | 2:21.62 | 2 | ER |
| | Annamay Pierse | Canada | 2:21.84 | 4 | |
| | Mirna Jukić | Austria | 2:21.97 | 3 | NR |
| 4 | Rebecca Soni | USA | 2:22.15 | 5 | |
| 5 | Rie Kaneto | Japan | 2:23.03 | 8 | |
| 6 | Nanaka Tamura | Japan | 2:23.12 | 1 | |
| 7 | Martha McCabe | Canada | 2:23.36 | 7 | |
| 8 | Joline Höstman | Sweden | 2:23.62 | 6 | |