Swimming at the 2009 World Aquatics Championships – Women's 100 metre butterfly
Introduction The first heats of the '''Women's 100 m Butterfly''' took place on the morning of Sunday, 26 July. The semi-final took place in the evening session of 26 July and the final took place on the evening of 27 July at the Foro Italico in Rome, Italy. In the final, 7 of the 8 swimmers finished within the same second, and 5 within the same 0.1 of a second.
Records Prior to this competition, the existing world and competition records were as follows:'''World record'''    '''56.61'''  Sydney, Australia  17 September 2000'''Championship record'''    '''57.15'''  Melbourne, Australia  26 March 2007The following records were established during the competition:DateRoundNameNationalityTimeRecord 26 July  Heat 9  Sarah Sjöström   Sweden  56.76  '''CR''' 26 July  Semifinal 2  Sarah Sjöström   Sweden  56.44  '''WR''' 27 July  Final  Sarah Sjöström   Sweden  56.06  '''WR'''
Results ===Heats=== Rank  Name  Nationality  Time  Heat  Lane  Notes 1  Sarah Sjöström     56.76  9 6  '''CR''', '''NR''' 2  Dana Vollmer     57.15  10  5   3  Jessicah Schipper     57.17  10  4   4  Yafei Zhou     57.34  10  8   5  Christine Magnuson     57.48  9  4   6  Jeanette Ottesen     57.58  10  7  '''NR''' 7  Ingvild Snildal     57.67  10  9  '''NR''' 8  Aurore Mongel     57.75  11  6  '''NR''' 9  Felicity Galvez     57.76  9  3   10  Jiao Liuyang     57.90  11  5   11  Annika Mehlhorn     58.04  9  7  '''NR''' 12  Marleen Veldhuis     58.06  11  4   13  Ellen Gandy     58.07  9  5   14  Daynara de Paula    58.26  9  8   15  Yuka Kato    58.31  10 6   16  Gabriella Silva    58.35  10 2   17  Jemma Lowe    58.60  10 3   18  Eszter Dara    58.61  11 7   19  Kimberly Buys    58.62  9 1  '''NR''' 20  Audrey Lacroix    58.67  8 5  '''NR''' 21  Irina Bespalova    58.74  10 0   22  Ilaria Bianchi    58.81  9 2   23  Triin Aljand    59.00  8 3  '''NR''' 23  Yui Miyamoto    59.00  11 8   25  Amit Ivry    59.02  11 9   26  Micha Kathrine Østergaard Jensen    59.06  11 2   27  Sara Isakovič    59.10  11 1   28  Chantal Groot    59.24  11 0   29  Caterina Giacchetti    59.60  8 4   30  Emilia Pikkarainen    59.69  8 6   31  Tao Li    59.73  11 3   32  Kateryna Zubkova    59.77  9 0   33  Orsolya Tompa    59.85  8 8   34  Martina Van Berkel    59.87  8 1  '''NR''' 35  Birgit Koschischek    59.93  9 9   36  Gabriella Fagundez    59.95  10 1   37  Kristina Tchernychev    1:00.32  8  0   38  Anna Yevchak    1:00.37  7 6   39  Anna Schoholeva    1:00.42  7  5   40  Iryna Niafedava    1:00.46  8  9   41  Rita Medrano    1:00.47  7  1  '''NR''' 42  Carolina Colorado Henao    1:00.50  8  7   43  Arianna Vanderpool-Wallace    1:00.56  6  7  '''NR''' 44  Laetitia Perez    1:00.67  7  4   45  Sze Hang Yu    1:00.83  6  5   46  Iris Rosenberger    1:00.86  7  7   47  Mirela Olczak    1:00.93  7  3   48  Kelly Shim Robinson    1:01.05  7  0   49  Lenka Jarosova    1:01.19  6  1   50  Fella Bennaceur    1:01.22  6  3  '''NR''' 51  Katarina Listopadova    1:01.24  7  2   52  Linda Laihorinne    1:01.27  6  0   53  Maida Turnadzic    1:01.31  8  2   54  Alana Dillette    1:01.51  6  4   55  Elimar Barrios    1:01.95  7  8   56  Sofija Djelic    1:02.09  7  9   57  Marellyn Lammert Liew    1:02.14  6  2   58  Christine Mailliet    1:02.22  5  3   59  Yasemin Rosenberger    1:02.52  6  9    60  Kristina Bernice Lennox    1:02.56  6  6   61  Aiste Dobrovolskaite    1:02.60  5  5   '''NR''' 62  Eliana Barrios    1:02.92  5  4   63  Loren Yamile Bahamonde    1:03.05  6  8   64  Farida Osman    1:03.21  5  6   65  Koh Ting Ting    1:03.25  5  7   66  Yumisleisy Morales Mendoza    1:03.33  5  9   67  Grite Apanaviciute    1:03.38  5  2   68  Binta Zahra Diop    1:03.47  5  1   69  Ting Sheng-Yo    1:03.77  5  0    70  Marie Laura Meza    1:04.18  4  3   71  Ileana Murillo    1:04.21  4  6   72  Maria Georgina Gandionco    1:04.34  4  2   72  Ramond Sherazad    1:04.34  5  8   74  Laura Lucia Paz Chavez    1:04.45  4  0   75  Karrakchou Lilia    1:04.95  4  9   76  Chen Ting    1:05.06  4  5   77  Pooja Raghava Alva    1:05.13  4  8   78  Davina Mangion    1:05.41  3  5   79  Simona Muccioli    1:05.55  4  4    80  Karen Milenka Torrez Guzman    1:05.64 3  3   81  Vandita Dhariyal    1:05.80  2  2   82  Daniela Reyes Hinrichsen    1:05.83  3  8   83  Dalia Torrez    1:05.93  3  4   84  Moira Fraser    1:06.05  3  6   85  Ma Cheok Mei    1:06.51  4  7   86  Sharon Paola Fajardo Sierra    1:07.07  4  1   87  Silvie Ketelaars    1:07.42  3  7   88  Monica Bernardo    1:07.52  3  0   89  Shalia Millum Gardarnar    1:08.17  3  9    90  Razan Taha    1:08.28 2  5   91  Amina Meho    1:08.39  3  2   92  Rachita Shah    1:08.89  2  9   93  Talisa Pace    1:09.10  2  4   94  Li Chuen Cheong Estelle Anais    1:09.51  2  6   95  Gessica Stagno    1:09.67  2  1   96  Miniruwani Samarakoon    1:09.99  2  8   97  Tieri Erasito    1:11.63 2  0   98  Ashley Bransford    1:13.51  2  3   99  Adele Rova    1:14.04  1  5    100  Tin Hon Ko Adeline Mei-Li    1:14.08 2 7   101  Gantumur Oyungerel    1:14.99  1  4   102  Aelia Mehdi    1:25.88  1  3   '''Key''': CR = Championship record, NR = National record===Semifinals=== Rank  Name  Nationality  Time  Heat  Lane  Notes 1  Sarah Sjöström     56.44  2   4  '''WR''' 2  Jessicah Schipper     57.08   2  5   3  Dana Vollmer     57.19   1  4  4  Ingvild Snildal     57.20  2  6  '''NR''' 5  Jiao Liuyang     57.25   1  2   6  Aurore Mongel     57.39  1  6  '''NR''' 7  Gabriella Silva     57.42  1  8  '''SA''' 8   Marleen Veldhuis     57.56   1  7   8  Yafei Zhou     57.56  1  5  10  Christine Magnuson     57.59   2  3   11  Jeanette Ottesen     57.65   1  3   12  Daynara de Paula     57.68  1  1   13  Felicity Galvez     57.71   2  2   14  Annika Mehlhorn     57.90  2  7  '''NR''' 15  Yuka Kato     57.95  2 8   16  Ellen Gandy     58.25  2  1  ====Swim-off==== Rank  Name  Nationality  Time  Lane  Notes 1  Marleen Veldhuis    57.38  4   2  Yafei Zhou     57.62  5  ===Finals=== Rank  Name  Nationality  Time  Lane  Notes    Sarah Sjöström     56.06  4  '''WR'''    Jessicah Schipper     56.23  5  '''OC'''    Jiao Liuyang     56.86   2  '''AS''' 4  Aurore Mongel     56.89   7  '''NR''' 5  Gabriella Silva     56.94   1   '''=AM''' 5  Dana Vollmer    56.94   3  '''=AM'''  7  Ingvild Snildal     56.96  6  '''NR''' 8   Marleen Veldhuis     57.79   8  Note: The Dutch Record in this event is Inge de Bruijn's  former World Record (56.61), which may help to explain why Veldhuis was the only finalist not to set a National Record (NR).
External links * Heats Results* Semifinals Results* Swim-off Results* Finals Results