The heats for the men's 50 metre backstroke race at the 2009 World Championships took place in the morning and evening of 1 August, with the final in the evening session of 2 August at the Foro Italico in Rome, Italy.

Records Prior to this competition, the existing world and competition records were as follows: World record 24.33 Eindhoven, Netherlands 5 December 2008Championship record 24.80 Barcelona, Spain 27 July 2003 The following records were established during the competition:

DateRoundNameNationalityTimeRecord 1 August Heat 13 Guilherme Guido Brazil 24.49 CR 1 August Semifinal 1 Liam Tancock Great Britain 24.08 WR 2 August Final Liam Tancock Great Britain 24.04 WR

Results

Heats Rank Name Nationality Time Heat Lane Notes 1 Guilherme Guido 24.49 13 4 CR, SA 2 Aschwin Wildeboer 24.50 14 5 NR 3 Camille Lacourt 24.52 13 5 NR 4 Liam Tancock 24.55 15 8 5 Junya Koga 24.57 15 4 6 Helge Meeuw 24.60 14 4 NR 7 Gerhard Zandberg 24.68 13 8 AF 8 Flori Lang 24.75 14 3 NR 9 Juan Miguel Rando 24.77 13 3 10 Guy Barnea 24.79 14 9 11 Aristeidis Grigoriadis 24.80 15 7 12 Ryosuke Irie 24.87 15 6 13 Thomas Rupprath 24.92 15 5 14 Daniel Orzechowski 24.97 14 8 14 Ashley Delaney 24.97 15 3 16 Mirco Di Tora 25.01 14 6 17 Nick Driebergen 25.08 14 7 NR 18 Enrico Catalano 25.10 13 7 19 Matt Grevers 25.13 15 1 20 Pascal Wollach 25.23 13 3 NR 21 Vytautas Janušaitis 25.24 11 5 NR 22 Aaron Peirsol 25.30 14 1 23 Daniel Bell 25.31 13 2 24 Benjamin Stasiulis 25.32 13 6 25 Răzvan Florea 25.34 14 2 26 Arkady Vyatchanin 25.36 15 2 27 Charl Van Zyl 25.39 13 0 28 Karl Burdis 25.40 9 6 NR 29 Marco Loughran 25.44 12 6 30 Pavel Sankovich 25.53 12 3 31 Stanislav Donets 25.54 12 4 32 Sung Min 25.57 15 0 33 Markus Rogan 25.59 15 9 34 Jake Tapp 25.68 12 9 35 Jeong Doohee 25.77 10 6 36 Bruno Claeys 25.84 13 9 NR 37 Nadav Kochavi 25.94 11 6 38 Danil Bugakov 25.97 12 7 39 Cheng Feiyi 26.01 12 2 40 Derya Büyükuncu 26.07 11 0 41 Radosław Kawęcki 26.08 14 0 42 Andres Olvik 26.11 10 7 NR 43 Krzysztof Jankiewicz 26.19 12 5 44 Donal O'Neill 26.29 12 0 45 Pedro Medel 26.35 10 5 46 Tomas Fucik 26.40 9 2 47 Robi Zbogar 26.41 10 4 48 Zhang Yu 26.42 11 7 49 Jean-François Schneiders 26.54 12 8 50 David Dunford 26.62 8 6 51 Kaspar Raigla 26.63 9 8 52 Erwin Dokter 26.68 11 3 53 Kouam Amine 26.69 11 8 NR 54 Ng Kai Wee Rainer 26.70 10 8 NR 55 Mindaugas Sadauskas 26.71 7 7 56 Konstantins Blohins 26.72 8 2 57 Andrejs Dūda 26.84 8 1 58 Oliver Elliot Banados 26.94 9 5 59 Nicholas James 27.01 7 9 NR 60 Stanislav Osinsky 27.06 11 1 61 David Rodriguez 27.07 9 4 62 Christian Homer 27.10 9 9 62 Miguel Robles 27.10 10 1 NR 64 Artiom Gladun 27.13 10 2 65 Nicolas Francia Vina 27.29 11 4 66 Glenn Victor Sutanto 27.32 11 9 67 Cheah Geoffrey Robin 27.36 8 4 68 Do Huy Long 27.39 8 5 68 Grant Beahan 27.39 8 0 70 Doğa Çelik 27.51 10 9 71 Jean Luis Gomez 27.58 7 3 NR 72 Kári J. á Høvdanum 27.65 8 9 NR 73 Rony Bakale 27.70 8 8 74 Radomyos Matjiur 27.73 10 0 75 Heshan Bandara Unamboowe 27.83 7 1 75 Fernando Castellanos 27.83 7 8 77 Yury Zaharov 27.94 10 3 78 Zane Jordan 27.95 6 2 79 Mohammed Al Ghaferi 28.05 6 3 80 Antonio Tong 28.15 8 7 81 Boris Kirillov 28.36 6 4 82 Byron Briedenhann 28.38 6 9 83 Brett Fraser 28.47 6 6 84 Joao Matias 28.48 7 0 85 Samson Opuakpo 28.57 5 6 85 Khachik Plavchyan 28.57 7 6 87 Tsung Chao-Lin 28.62 9 0 88 Abbas Raad 28.70 6 0 89 Mario Montoya 28.85 6 5 90 Erik Rajohnson 28.90 9 3 91 Marcelino Richaards 29.16 6 1 92 Ronny Vencatachellum 29.18 5 5 93 Tural Abbasov 29.28 7 4 94 Faiz Muhammad 29.33 5 8 NR 95 Nicholas Coard 29.60 5 1 96 Matar Samb 29.61 5 4 97 Jean-Luc Augier 29.66 4 1 98 Kerson Hadley 29.71 3 4 99 Kailan Staal 29.75 4 6 100 Andrey Molchanov 29.76 3 2 101 Mark Sammut 29.82 5 9 102 Heimanu Sichan 29.99 5 7 102 Ngou Pok Man 29.99 12 1 104 Rainui Teriipaia 30.15 5 2 105 Milimo Mweetwa 30.18 4 5 106 Ivo Chilaule 30.35 2 4 107 Batsaikhan Dulguun 30.41 6 8 108 Peter Popahun Pokawin 30.56 4 7 109 Carlos Alberto 30.64 4 4 110 Pepelate Gbagi 30.83 4 9 111 Douglas Miller 30.95 3 1 112 Mathieu Marquet 31.18 4 3 113 Gary Pineda 31.46 3 3 114 Juan Carlos Sikaffy Diaz 31.47 4 2 115 Henk Aloysius Lowe 31.53 1 2 116 Daniel Kevin Pryke 31.55 3 8 117 Timur Atahanov 31.58 3 7 118 Patricio Vera 31.66 7 2 119 Siu Kent Chung 31.74 3 5 120 Mario Sulkja 31.88 5 0 121 Saif Alaslam Saeed Al-Saadi 32.22 2 0 122 Jake Villarreal 32.26 2 6 123 Elaijie Erasito 32.82 3 0 124 Quenton Dupont 33.07 2 3 125 Mohamed Mujahid 34.06 2 7 126 Shameel Ibrahim 34.66 2 2 127 Omar Abdalla 37.84 2 9 128 Nsumizi Alain Boris 39.17 3 6 129 Said Seba 43.64 1 4 130 Isidore Lokossou Krobli 46.10 1 1 – Alejandro Jacobo DNS 1 3 – Mohamed Bangura DNS 1 5 – Abdoulkader Houssein DNS 2 1 – Habonimana Yves DNS 2 5 – Houmed Hassan Ali DNS 2 8 – Branden Whitehurst DNS 3 9 – Hocine Haciane DNS 4 8 – Achelhi Bilal DNS 5 3 – Nicholas Thomson DNS 6 7 – Charles William Walker DNS 8 3 – Omar Pinzón DNS 9 7 – Albert Subirats DNS 11 2

Semifinals Rank Name Nationality Time Heat Lane Notes 1 Liam Tancock 24.08 1 5 WR 2 Junya Koga 24.29 2 3 AS 3 Camille Lacourt 24.46 2 5 NR 4 Aschwin Wildeboer 24.48 1 4 NR 5 Helge Meeuw 24.59 1 3 NR 6 Gerhard Zandberg 24.68 2 6 =AF 7 Mirco Di Tora 24.77 1 8 NR 7 Aristeidis Grigoriadis 24.77 2 7 NR 9 Flori Lang 24.78 1 6 10 Ryosuke Irie 24.79 1 7 11 Juan Miguel Rando 24.80 2 2 12 Guy Barnea 24.81 1 2 13 Thomas Rupprath 24.87 2 1 14 Daniel Orzechowski 24.92 1 1 15 Guilherme Guido 24.98 2 4 16 Ashley Delaney 25.02 2 8

Final Rank Name Nationality Time Lane Notes Liam Tancock 24.04 4 WR Junya Koga 24.24 5 AS Gerhard Zandberg 24.34 7 AF 4 Aschwin Wildeboer 24.57 6 5 Camille Lacourt 24.61 3 6 Helge Meeuw 24.63 2 7 Aristeidis Grigoriadis 24.87 8 8 Mirco Di Tora 25.15 1

External links Heats Results Semifinals Results Final Results