Swimming at the 2009 World Aquatics Championships – Women's 50 metre butterfly
Rank Name Nationality Time Heat Lane
1 Therese Alshammar Sweden 25.44 13 4
2 Marleen Veldhuis Netherlands 25.58 14 4
3 Ingvild Snildal Norway 25.62 13 7
4 Sarah Sjöström Sweden 25.74 10 3
5 Marieke Guehrer Australia 25.83 14 5
6 Silvia di Pietro Italy 25.84 13 6
7 Jeanette Ottesen Denmark 25.86 14 3
8 Yafei Zhou China 26.00 14 2
9 Christine Magnuson United States 26.06 13 5
10 Gabriella Silva Brazil 26.07 13 2
11 Daynara de Paula Brazil 26.11 13 8
12 Hinkelien Schreuder Netherlands 26.21 12 5
12 Sviatlana Khakhlova Belarus 26.21 14 8
14 Triin Aljand Estonia 26.27 14 9
15 Diane Bui Duyet France 26.35 14 6
16 Daniela Samulski Germany 26.36 12 8
17 Dara Torres United States 26.41 12 4
17 Libby Trickett Australia 26.41 13 3
19 Yuka Kato Japan 26.46 12 1
20 Irina Bespalova Russia 26.49 12 2
Results -- Heats
The heats for the women's 50 m butterfly race at the 2009 World Championships took place in the morning and evening of 31 July, with the final in the evening session of 1 August at the Foro Italico in Rome, Italy.