The men's 50 metre butterfly competition of the swimming events at the 2011 World Aquatics Championships took place July 24 and 25. The heats and semifinals took place July 24 and the final was held July 25.

Records Prior to the competition, the existing world and championship records were as follows. Name Nation Time Location DateWorld recordRafael Muñoz22.43MálagaApril 5, 2009Championship recordMilorad Čavić22.67RomeJuly 27, 2009

Results

Heats

56 swimmers participated in 7 heats, qualified swimmers are listed:

Rank Heat Lane Name Nationality Time Notes 1 7 4 César Cielo 23.26 Q 2 6 4 Geoff Huegill 23.27 Q 3 5 6 Florent Manaudou 23.31 Q 4 5 5 Jason Dunford 23.48 Q 5 6 5 Steffen Deibler 23.50 Q 6 7 7 Ivan Lenđer 23.51 Q 7 6 8 Konrad Czerniak 23.52 Q, NR 8 5 4 Matthew Targett 23.53 Q 9 6 3 Andriy Govorov 23.63 Q 10 7 3 Roland Schoeman 23.64 Q 11 6 6 François Heersbrandt 23.73 Q 12 5 2 Milorad Čavić 23.76 Q 13 7 8 Benjamin Hockin 23.82 Q 14 7 5 Frederick Bousquet 23.84 Q 15 5 8 Antony James 23.94 Q 16 7 2 Joeri Verlinden 23.96 S-Off 16 7 1 Nikita Konovalov 23.96 S-Off 18 6 7 Octavio Alesi 23.99 19 4 4 Peter Mankoč 24.01 20 7 6 Mario Todorović 24.05 21 5 1 Yauheni Tsurkin 24.09 22 4 2 Yeugeniy Lazuka 24.14 23 4 3 Marco Belotti 24.19 23 5 3 Cullen Jones 24.19 25 6 1 Ryan Pini 24.26 26 4 1 Joseph Bartoch 24.29 27 6 2 Zhou Jiawei 24.33 28 5 7 Elvis Burrows 24.35 29 4 8 Joshua McLeod 24.41 30 4 5 Daniel Bell 24.43 31 4 6 Michal Rubáček 24.59 32 4 7 Virdhaval Vikram Khade 24.65 33 3 6 Marcelino Richaards 25.36 34 3 5 Serghei Golban 25.37 35 3 4 Yellow Yeiyah 25.41 36 3 8 Ifalemi Paea 25.50 37 3 7 Andrew Chetcuti 25.54 38 2 4 Javier Hernandez 26.05 39 3 2 Joao Matias 26.06 40 3 1 Obaid Al-Jasmi 26.20 41 3 3 Rami Anis 26.22 42 1 3 Iohanad Dheyaa 27.51 43 2 5 Mark Thompson 28.90 44 1 1 Mohamed Abdelrawf Mahmoud 29.02 45 2 3 John Kamyuka 29.03 46 2 2 Conrad Gaira 29.36 47 2 6 Fiseha Hailu 29.58 48 1 6 Khalid Ismaeel Alibaba 29.95 49 1 4 Inayath Hassan 30.03 50 2 7 Tolga Akcayli 30.05 51 1 2 Dionisio Augustine II 30.59 52 2 1 Chingizov Alisher 30.64 53 2 8 Wei Ching Maou 31.29 54 1 7 Kyle Zreibe 36.25 1 8 Abd Mohamed Mahmoud DNS 1 5 Amer Ali DSQ

Swimoff As two swimmers had the same time in the heats at place 16 they had to participate in a swimoff to determine the last semifinal swimmer. Rank Lane Name Nationality Time Notes 1 4 Joeri Verlinden 23.77 Q 2 5 Nikita Konovalov 23.84

Semifinals The semifinals were held at 18:30.

Semifinal 1 Rank Lane Name Nationality Time Notes 1 4 Geoff Huegill 23.26 Q 2 5 Jason Dunford 23.34 Q 3 6 Matthew Targett 23.41 Q 4 1 Frederick Bousquet 23.42 Q 5 2 Roland Schoeman 23.48 6 3 Ivan Lenđer 23.54 7 7 Milorad Čavić 23.59 8 8 Joeri Verlinden 23.73

Semifinal 2 Rank Lane Name Nationality Time Notes 1 4 César Cielo 23.19 Q 2 5 Florent Manaudou 23.32 Q 3 2 Andriy Govorov 23.39 Q 3 3 Steffen Deibler 23.39 Q 5 6 Konrad Czerniak 23.48 NR 6 7 François Heersbrandt 23.68 7 8 Antony James 23.74 8 1 Benjamin Hockin 23.95

Final The final was held at 18:39. Rank Lane Name Nationality Time Notes 4 César Cielo 23.10 1 Matthew Targett 23.28 5 Geoff Huegill 23.35 4 8 Frederick Bousquet 23.38 5 3 Florent Manaudou 23.49 6 2 Steffen Deibler 23.55 7 6 Jason Dunford 23.60 8 7 Andriy Govorov 23.64

References

External links 2011 World Aquatics Championships: Men's 50 metre butterfly entry list, from OmegaTiming.com; retrieved 2011-07-23.