The women's 100 metre backstroke event at the 2001 World Aquatics Championships took place 28 July. The heats and semifinals took place 27 July, with the final being held on 28 July.
Records Prior to this competition, the existing world and competition records were as follows: World record 1:00.16 Rome, Italy 10 September 1994Championship record 1:00.16 Rome, Italy 10 September 1994
Results
Heats
Rank Name Nationality Time Notes 1 Natalie Coughlin 1:00.94 Q 2 Antje Buschschulte 1:01.60 Q 3 Diana Mocanu 1:01.81 Q 4 Nina Zhivanevskaya 1:01.91 Q 5 Sarah Price 1:01.99 Q 6 Mai Nakamura 1:02.36 Q 7 Ilona Hlaváčková 1:02.48 Q 7 Katy Sexton 1:02.48 Q 9 Hanae Ito 1:02.64 Q 10 Stanislava Komarova 1:02.70 Q 11 Louise Ørnstedt 1:03.05 Q 12 Dyana Calub 1:03.17 Q 13 Zhan Shu 1:03.22 Q 14 Haley Cope 1:03.23 Q 15 Anu Koivisto 1:03.25 Q 16 Giaan Rooney 1:03.58 Q 17 Michelle Lischinsky 1:03.63 18 Jennifer Carroll 1:04.49 19 Dominique Diezi 1:04.52 20 Ania Gustomelski 1:04.59 21 Maria Santos 1:04.65 22 Shim Min-Ji 1:04.67 23 Alenka Kejžar 1:04.75 23 Alessandra Cappa 1:04.75 25 Helen Nolfolk 1:05.89 26 Deirdre Hughes 1:06.82 27 Kuan Chia-Hsien 1:07.63 28 Saida Iskandarova 1:07.96 29 Valeria Silva 1:08.22 30 Ayeisha Collymore 1:08.31 31 Elena Efimenko 1:08.73 32 Yang Chin-Kuei 1:08.86 33 María Costanzo 1:09.22 34 Jacqueline Lim 1:09.25 35 Khadisa Ciss 1:09.47 36 Perla Martinez 1:10.09 37 Denyse Tan 1:10.52 38 Reshma Millet 1:11.29 39 Shun Kwan Andrea Chum 1:13.96 40 Yelena Rojkova 1:19.72 41 Lasm Meledje 1:19.81 42 Miriam Nakolo 1:21.93 – Ivana Gabrilo DNS
Semifinals
Rank Name Nationality Time Notes 1 Natalie Coughlin 1:00.91 Q 2 Diana Mocanu 1:01.26 Q 3 Nina Zhivanevskaya 1:01.44 Q 4 Antje Buschschulte 1:01.55 Q 5 Sarah Price 1:01.60 Q 6 Mai Nakamura 1:01.94 Q 7 Ilona Hlaváčková 1:02.19 Q 8 Hanae Ito 1:02.23 Q 9 Dyana Calub 1:02.25 10 Stanislava Komarova 1:02.53 11 Haley Cope 1:02.61 12 Louise Ørnstedt 1:02.67 13 Zhan Shu 1:02.70 14 Anu Koivisto 1:03.04 15 Katy Sexton 1:03.16 16 Giaan Rooney 1:03.85
Final
Rank Name Nationality Time Notes Natalie Coughlin 1:00.37 Diana Mocanu 1:00.68 Antje Buschschulte 1:01.42 4 Nina Zhivanevskaya 1:01.75 5 Mai Nakamura 1:01.80 6 Sarah Price 1:01.82 7 Hanae Ito 1:02.40 8 Ilona Hlaváčková 1:02.60
References