The women's 50 metre butterfly event at the 2001 World Aquatics Championships took place 26 July. The heats and semifinals took place 25 July, with the final being held on 26 July.

Records Prior to the competition, the existing world and championship records were as follows: World record 25.64 Sheffield, United Kingdom 26 May 2000Championship recordNew event The following record was established during the competition: DateRoundNameNationTimeRecord 25 July Heat 5 Natalie Coughlin 26.52 CR 25 July Semifinal 1 Inge de Bruijn 26.10 CR 26 July Final Inge de Bruijn 25.90 CR

Results

Heats

Rank Name Nationality Time Notes 1 Natalie Coughlin 26.52 Q, CR 2 Inge de Bruijn 26.63 Q 3 Karen Egdal 26.89 Q 4 Petria Thomas 27.01 Q 5 Vered Borochovski 27.02 Q 6 Anna-Karin Kammerling 27.05 Q 7 Junko Onishi 27.11 Q 8 Ruan Yi 27.16 Q 9 Therese Alshammar 27.19 Q 10 Alison Sheppard 27.33 Q 11 Fabienne Dufour 27.39 Q 12 Natalia Soutiagina 27.40 Q 13 Otylia Jędrzejczak 27.47 Q 14 Alena Popchanka 27.51 Q 15 Urska Slapsak 27.53 Q 16 Mary Descenza 27.54 Q 17 Julia Ham 27.61 18 Judith Draxler 27.64 19 Chantal Groot 27.84 20 Inna Yaitskaya 27.88 21 Anna Kopatchenia 28.04 22 Angela San Juan 28.04 23 Leah Martindale 28.27 24 Yuko Nakanishi 28.32 25 Sophia Skou   28.42 26 Tine Bossuyt 28.46 27 Audrey Lacroix 28.47 28 Sharntelle McLean 29.00 29 Julie Douglas 29.02 30 Shim Min-Ji 29.10 31 Ayse Diker 29.15 32 Natalia Roubina 29.42 33 Jacqueline Lim 29.63 34 Xenavee Pangelinan 29.75 35 Yang Chin-Kuei 29.82 36 Sung Yi-Chieh 29.85 37 Weng Tong Cheong 30.55 38 Ayeisha Collymore 31.36 39 Nicole Hayes 31.81 40 Wai Man Lam 32.17 41 Khadija Ciss 32.34 42 Xenia Peni 32.53 43 Lasm Quissoh Genevieve Meledje 32.75 44 Monika Bakale 34.32 45 Amanda Onyango 35.46

Semifinals

Rank Name Nationality Time Notes 1 Inge de Bruijn 26.10 Q, CR 2 Therese Alshammar 26.18 Q 3 Anna-Karin Kammerling 26.56 Q 4 Natalie Coughlin 26.64 Q 5 Petria Thomas 26.78 Q 6 Karen Egdal 26.87 Q 7 Otylia Jędrzejczak 27.05 Q 8 Ruan Yi 27.10 Q 9 Urska Slapsak 27.12 10 Alison Sheppard 27.15 11 Junko Onishi 27.17 12 Mary Descenza 27.18 12 Vered Borochovski 27.18 14 Natalia Soutiagina 27.46 15 Fabienne Dufour 27.49 16 Alena Popchanka 27.69

Final

Rank Name Nationality Time Notes Inge de Bruijn 25.90 CR Therese Alshammar 26.18 Anna-Karin Kammerling 26.45 4 Natalie Coughlin 26.70 5 Petria Thomas 26.91 6 Otylia Jędrzejczak 27.02 7 Karen Egdal 27.03 8 Ruan Yi 27.19

References