The men's 100 metre butterfly competition of the swimming events at the 2011 World Aquatics Championships was held on July 29 with the heats and the semifinals and July 30 with the final.
Records Prior to the competition, the existing world and championship records were as follows. Name Nation Time Location DateWorld record Championship recordMichael Phelps49.82RomeAugust 1, 2009
Results
Heats 66 swimmers participated in 9 heats.
Rank Heat Lane Name Nationality Time Notes 1 8 5 Tyler McGill Q 2 7 3 Takuro Fujii Q 3 9 5 Geoff Huegill Q 4 8 7 Jason Dunford Q 5 8 4 Michael Phelps Q 6 7 6 Konrad Czerniak Q 7 7 5 Yevgeny Korotyshkin Q 8 7 4 Benjamin Starke Q 9 9 3 Joeri Verlinden Q 10 9 8 Sam Ashby Q 11 9 6 László Cseh Q 12 9 1 Peter Mankoč Q 13 6 6 Chad le Clos Q 14 8 6 Steffen Deibler Q 15 9 7 Lars Frölander Q 16 8 1 Paweł Korzeniowski Q 17 6 3 François Heersbrandt 18 9 2 Milorad Čavić 19 7 2 Antony James 20 8 8 Ryan Pini 21 6 2 Joseph Bartoch 22 6 7 Simão Morgado 23 6 8 Pavel Sankovich 24 7 7 Ivan Lenđer 25 7 1 Michael Rock 26 8 2 Kaio Almeida 27 5 1 Ben Hockin 28 8 3 Zhou Jiawei 29 5 3 Lorenzo Benatti 30 7 8 Nikita Konovalov 31 5 2 Vytautas Janušaitis 32 5 6 Dominik Meichtry NR 33 6 1 Mario Todorović 34 6 5 Octavio Alesi 35 6 4 Wu Peng 36 4 3 Ham Jong-Hun 37 5 7 Jan Šefl 38 5 8 Shaune Fraser 39 5 5 Hoàng Quý Phước 40 4 4 Bradley Ally 41 4 5 Hsu Chi-Chieh 42 4 2 Yeugeniy Lazuka 43 4 6 Alex Hernandez Medina 44 5 4 Stefanos Dimitriadis 45 4 1 Joshua McLeod 46 4 7 Rami Anis 47 2 4 Brad Hamilton NR 48 3 5 Marcelino Richaards 49 2 5 Ifalemi Paea 50 4 8 Saeed Ashtiani 51 3 1 Rommie Benjamin 52 3 4 Édgar Crespo 53 3 2 Javier Hernandez 54 3 3 Donny Utomo 55 3 7 Oluseyi Fatayi-Williams 56 3 6 Joao Matias 57 3 8 Sofyan El Gadi 58 2 3 Andrey Molchanov 59 2 1 Iohanad Dheyaa 60 2 6 Alban Laye-Joseph Diop 61 2 7 Amer Ali 62 2 2 Adama Ouedraogo NR 63 2 8 Khalid Ismaeel Alibaba 64 1 3 Beni-Bertrand Binobagira 65 1 4 Janvier Niyonkuru 1 5 Fiseha Hailu DSQ
Semifinals The semifinals were held at 19:01.
Semifinal 1 Rank Lane Name Nationality Time Notes 1 3 Konrad Czerniak 51.54 Q, NR 2 4 Takuro Fujii 51.69 Q 3 5 Jason Dunford 51.92 Q 4 6 Benjamin Starke 52.18 5 2 Sam Ashby 52.19 6 8 Paweł Korzeniowski 52.54 7 1 Steffen Deibler 52.55 8 7 Peter Mankoč 52.67
Semifinal 2 Rank Lane Name Nationality Time Notes 1 3 Michael Phelps 51.47 Q 2 4 Tyler McGill 51.56 Q 3 6 Yevgeny Korotyshkin 51.77 Q 4 5 Geoff Huegill 51.85 Q 5 2 Joeri Verlinden 51.97 Q 6 7 László Cseh 52.18 7 8 Lars Frölander 52.34 8 1 Chad le Clos 52.44
Final The final was held at 18:42.
Rank Lane Name Nationality Time Notes 4 Michael Phelps 50.71 5 Konrad Czerniak 51.15 NR 3 Tyler McGill 51.26 4 1 Jason Dunford 51.59 5 6 Takuro Fujii 51.75 6 2 Yevgeny Korotyshkin 51.86 7 8 Joeri Verlinden 52.21 8 7 Geoff Huegill 52.36
References
External links 2011 World Aquatics Championships: Men's 100 metre butterfly entry list, from OmegaTiming.com; retrieved 2011-07-23.