Før konkurransene var gjeldende verdens- og mesterskapsrekorder som følger:
Plass
Heat
Bane
Utøver
Nasjon
50 m
Tid
Kommenatere
1
21
5
Jason Lezak
USA
23,22
00: 49,02
Q
2
22
3
Filippo Magnini
Italia
24,07
00: 49,05
Q
3
21
3
Pieter van den Hoogenband
Nederland
23,74
00: 49,06
Q
4
22
7
Alain Bernard
Frankrike
23,12
00: 49,08
Q
5
20
4
Brent Hayden
Canada
23,78
00: 49,13
Q
5
21
4
Simon Burnett
Storbritannia
23,57
00: 49,13
Q
7
22
6
Eamon Sullivan
Australia
23,30
00: 49,20
Q
8
20
1
Ryk Neethling
Sør-Afrika
23,52
00: 49,24
Q
9
22
5
César Cielo
Brasil
23,73
00: 49,28
Q
10
20
5
Stefan Nystrand
Sverige
24,09
00: 49,31
Q
11
22
8
Albert Subirats Altes
Venezuela
23,56
00: 49,34
Q
12
18
4
Dominik Meichtry
Sveits
23,49
00: 49,43
Q
12
21
7
Ashley Callus
Australia
23,57
00: 49,43
Q
14
19
4
Mitja Zastrow
Nederland
23,99
00: 49,45
Q
15
22
4
Roland Schoeman
Sør-Afrika
23,32
00: 49,46
Q
16
21
2
Christian Galenda
Italia
23,94
00: 49,48
Q
17
22
2
Jevgenij Lagunov
Russland
24,14
00: 49,65
18
17
2
Ross Davenport
Storbritannia
24,23
00: 49,69
19
17
1
Tiago Venâncio
Portugal
23,73
00: 49,71
20
21
8
Jurij Jehosjyn
Ukraina
23,71
00: 49,72
21
20
7
Andrej Kapralov
Russland
24,05
00: 49,76
22
20
2
Neil Walker
USA
23,38
00: 49,83
23
18
1
Daisuke Hosokawa
Japan
24,11
00: 49,86
24
19
3
Jakob Andkjær
Danmark
24,28
00: 49,87
25
16
3
Cameron Gibson
New Zealand
24,05
00: 49,88
26
19
6
Nicolas Oliveira
Brasil
24,18
00: 49,91
27
20
3
Frédérick Bousquet
Frankrike
23,25
00: 49,94
28
15
4
Jason Dunford
Kenya
23,61
00: 49,98
28
16
6
Paulius Viktoravičius
Litauen
24,02
00: 49,98
28
20
6
CHEN Zuo
Kina
24,38
00: 49,98
31
18
5
Karel Novy
Sveits
24,02
00: 50,02
32
19
8
Nabil Kebbab
Algerie
24,09
00: 50,04
33
19
1
Stanislau Neviarouski
Belarus
24,27
00: 50,10
34
20
8
Jens Schreiber
Tyskland
23,75
00: 50,11
35
22
1
Rolandas Gimbutis
Litauen
24,00
00: 50,15
36
17
4
Yoris Grandjean
Belgia
24,22
00: 50,18
37
17
5
Peter Mankoč
Slovenia
24,02
00: 50,22
38
21
6
Salim Iles
Algerie
23,51
00: 50,24
39
21
1
Rick Say
Canada
24,27
00: 50,25
40
18
3
Huang Shaohua
Kina
24,37
00: 50,31
41
17
8
Dominik Koll
Østerrike
23,93
00: 50,38
41
19
2
Matti Rajakylä
Finland
24,15
00: 50,38
43
18
6
Takamitsu Kojima
Japan
24,40
00: 50,39
44
19
7
Martin Verner
Tsjekkia
23,76
00: 50,47
45
14
5
Apostolos Tsagkarakis
Hellas
24,13
00: 50,53
46
18
7
Oleksandr Tsepukh
Ukraina
24,08
00: 50,54
47
18
2
George Bovell
Trinidad og Tobago
23,81
00: 50,55
48
19
5
Michael Schubert
Tyskland
24,64
00: 50,56
49
16
7
Örn Arnarson
Island
24,21
00: 50,60
50
17
6
Octavian Guțu
Romania
23,95
00: 50,64
51
17
7
Marcus Piehl
Sverige
23,69
00: 50,66
52
16
4
Ryan Pini
Papua Ny-Guinea
24,20
00: 50,72
53
15
1
Mario Delač
Kroatia
24,21
00: 50,75
54
16
1
Norbert Trandafir
Romania
24,50
00: 50,76
55
16
2
Shai Livnat
Israel
24,75
00: 50,79
56
16
8
Romāns Miloslavskis
Latvia
24,63
00: 50,86
57
16
5
Octavio Alesi
Venezuela
24,36
00: 50,88
58
15
6
Mark Herring
New Zealand
24,04
00: 50,92
59
15
3
Martin Kutscher Belgeri
Uruguay
24,54
00: 51,03
60
15
2
Vitaliy Khan
Kasakhstan
24,66
00: 51,17
61
13
6
Virdhawal Khade
India
24,98
00: 51,46
62
12
4
Igor Čerenšek
Kroatia
24,25
00: 51,47
62
15
5
Gabriel Melconian
Uruguay
24,41
00: 51,47
64
14
6
Namgyun Lim
Sør-Korea
24,94
00: 51,64
65
14
1
Jacinto Ayala
Den dominikanske republikk
24,45
00: 51,73
66
15
8
Zhirong Bryan Tay
Singapore
25,38
00: 51,75
67
13
4
Maximiliano Schnettler
Chile
25,02
00: 51,84
68
13
2
David Dunford
Kenya
24,67
00: 51,85
69
14
4
Glenn Surgeloose
Belgia
24,79
00: 51,95
70
15
7
Alexandr Sklyar
Kasakhstan
24,89
00: 51,97
71
12
3
Terrence Haynes
Barbados
24,74
00: 52,07
72
14
3
Alexandre Bakhtiarov
Kypros
24,69
00: 52,09
73
13
8
Mohammad Bidarian
Iran
24,96
00: 52,11
74
13
1
Josh Laban
De amerikanske Jomfruøyer
24,79
00: 52,34
75
14
2
Camilo Becerra
Colombia
24,54
00: 52,38
76
1
3
Roy-Allan Saul Burch Burch
Bermuda
24,62
00: 52,40
77
14
8
Daniel Bego
Malaysia
25,29
00: 52,45
78
12
8
Ankur Poseria
India
25,10
00: 52,59
79
14
7
Carl Probert
Fiji
24,81
00: 52,69
80
12
7
Mario Montoya
Costa Rica
25,31
00: 52,85
81
12
2
Martyn Forde
Barbados
25,27
00: 52,90
82
12
5
Russell Ong
Singapore
25,20
00: 53,00
83
11
8
Mikael Koloyan
Armenia
25,18
00: 53,01
84
11
3
Jan Roodzant
Aruba
25,16
00: 53,13
85
11
4
Petr Romashkin
Usbekistan
25,46
00: 53,48
86
13
5
Basil Kaaki
Libanon
25,39
00: 53,50
87
11
7
Nikola Ustadvich
Peru
26,07
00: 53,51
88
11
6
Wing Cheung Victor Wong
Macao
25,84
00: 53,64
89
12
6
Sergey Tsoy
Usbekistan
25,72
00: 53,70
90
18
8
Suriya Suksuphak
Thailand
25,60
00: 53,85
91
12
1
Giancarlo Zolezzi Seoane
Chile
25,94
00: 53,86
92
13
7
Rony Bakale
Republikken Kongo
25,66
00: 53,87
93
10
4
Andy Wibowo
Indonesia
26,30
00: 53,91
94
9
4
Christopher Duenas
Guam
26,37
00: 54,10
95
11
5
Jose Enmanuel Lobo Martinez
Paraguay
25,83
00: 54,20
96
1
6
Itai Chammah
Israel
25,50
00: 54,30
97
9
3
Srdjan Vujasin
Bosnia-Hercegovina
25,83
00: 54,34
98
10
6
Brian Howard Ho
Indonesia
26,53
00: 54,36
99
10
3
Kieran Locke
De amerikanske Jomfruøyer
25,72
00: 54,37
100
10
7
Anas Hamadeh
Jordan
25,76
00: 54,42
101
8
7
Kristian Olsen
Færøyene
26,32
00: 54,43
102
9
2
Rodion Davelaar
De nederlandske Antillene
26,05
00: 54,48
103
9
6
Marcelo Alba
Bolivia
26,00
00: 54,56
104
10
8
Carles Ridaura Carbonell
Andorra
26,10
00: 54,65
105
9
5
Marc Pascal Pierre Dansou
Benin
26,51
00: 54,68
106
8
8
Daniel Lee
Sri Lanka
26,25
00: 54,78
107
11
1
Obaid Al Jasmi
De forente arabiske emirater
26,29
00: 54,82
108
8
6
Khaly Ciss
Senegal
26,56
00: 54,84
109
9
1
Harutyun Harutyunyan
Armenia
25,07
00: 54,93
110
8
5
Gael Adam
Mauritius
26,52
00: 54,97
111
11
2
Goksu Bicer
Tyrkia
26,18
00: 55,04
112
6
5
Pál Joensen
Færøyene
26,16
00: 55,07
113
10
5
Oscar Jahnsen
Peru
26,57
00: 55,15
114
10
2
Goran Stamenov
Nord-Makedonia
25,49
00: 55,31
115
9
7
Heshan Unamboowe
Sri Lanka
26,61
00: 55,32
116
7
4
Yellow Yeiyah
Nigeria
25,67
00: 55,38
116
7
1
Alois Patrice Kouadjo Dansou
Benin
26,34
00: 55,38
118
8
1
Luke Hall
Eswatini
26,54
00: 55,63
119
8
3
Leonel ds Santos Matonse
Mosambik
26,60
00: 55,67
120
7
7
Loai Tashkandi
Saudi-Arabia
27,40
00: 55,68
121
8
2
Miguel Navarro
Bolivia
27,01
00: 55,70
122
6
1
Julio Cesar Rivera Coello
Honduras
27,12
00: 55,90
123
7
5
Juan Francisco Lagos Diaz
Honduras
27,20
00: 56,05
124
7
3
Heimanu Sichan
Fransk Polynesia
26,87
00: 56,08
125
5
7
Andreý Molçanow
Turkmenistan
26,62
00: 56,13
126
6
7
Chakyl Camal
Mosambik
27,53
00: 56,19
127
4
4
Rainui Terupaia
Fransk Polynesia
27,53
00: 56,21
128
9
8
Nuno Rola
Angola
27,20
00: 56,31
129
7
6
Otiko Kpliboh
Nigeria
26,79
00: 56,35
130
1
2
Eric Chang
Malaysia
26,66
00: 56,43
131
5
1
Yannick Roberts
Guyana
26,74
00: 56,47
131
6
6
Adil Baig
Pakistan
27,35
00: 56,47
133
5
3
Zane Jordan
Zambia
26,89
00: 56,57
134
6
4
Tamir Andrei
Mongolia
27,09
00: 56,76
135
4
5
Carlos Shimizu
Guam
27,16
00: 57,01
136
6
3
Omar Núñez
Nicaragua
27,36
00: 57,02
137
3
3
Joshua Marfleet
Samoa
27,11
00: 57,11
138
10
1
Rashid Iunusov
Kirgisistan
27,22
00: 57,35
139
6
2
Richard Randrianandraina
Madagaskar
26,98
00: 57,45
140
5
6
Wui Chon Cheong
Macao
27,53
00: 57,50
141
4
2
Oliver Quick
Gibraltar
27,85
00: 57,75
142
4
6
Jean−Luc Augier
Saint Lucia
28,48
00: 57,79
143
7
8
Genaro Mathias Prono Britez
Paraguay
27,07
00: 57,85
144
5
8
Kyaw Zin
Myanmar
27,87
00: 57,99
145
4
3
Eli Ebenezerq Wong
Nord-Marianene
28,25
00: 58,13
145
6
8
Eros Qama
Albania
27,61
00: 58,13
147
5
2
Malbor Oshafi
Albania
27,79
00: 58,22
148
3
6
Hamza Abdo
Palestina
27,34
00: 58,65
149
4
7
Fadi Awesat
Palestina
27,62
00: 58,82
150
7
2
Aleksey Klimenko
Kirgisistan
27,99
00: 59,36
151
3
4
Sergey Krovyakov
Turkmenistan
28,26
00: 59,78
152
3
5
Batchuluun Mendbayar
Mongolia
27,56
00: 59,80
153
4
8
Niall Roberts
Guyana
28,61
1.00,05
154
3
2
Michael Taylor
Marshalløyene
29,12
1.01,08
155
2
4
Justin Decoster
Marshalløyene
30,38
1.03,84
156
3
8
Isao Misech
Palau
29,77
1.05,08
157
2
5
Rahim Karmali
Uganda
31,11
1.05,11
158
3
1
Mohamed Sharif
Maldivene
30,72
1.05,15
159
2
6
Cooper Theodore Graf
Nord-Marianene
31,72
1.05,75
160
2
3
Ibrahim Areesh
Maldivene
31,79
1.06,61
161
5
4
Khalid Rushaka
Tanzania
30,74
1.06,92
162
2
2
Ching Maou Wei
Amerikansk Samoa
30,47
1.07,36
163
5
5
Jamal Talib
Tanzania
31,02
1.07,68
164
3
7
Abdulsalam Al Gadabi
Jemen
31,63
1.08,78
165
1
8
Herve Nkurrnziza
Burundi
31,92
1.08,91
166
1
1
Attoumani Mohamed
Komorene
29,57
1.12,49
167
2
1
Vincent Leatualevao
Amerikansk Samoa
34,39
1.16,87
168
1
4
Boipelo Makhothi
Lesotho
34,57
1.17,17
NR
169
1
7
Thabiso Baholo
Lesotho
36,76
1.22,04
999
1
5
Bernard Blewudzi
Ghana
DNS
999
2
7
Alisher Chingizov
Tadsjikistan
DNS
999
2
8
Ibraihm Assah
Ghana
DNS
999
4
1
Essossimana Awizoba
Togo
DNS
999
8
4
Joao Aguiar
Angola
DNS
999
13
3
Rafed-Zyad Almasri
Syria
DNS
999
17
3
Aristeidis Grigoriadis
Hellas
DNS
Plass
Heat
Bane
Utøver
Nasjon
50 m
Tid
Kommentarer
1
2
4
Jason Lezak
USA
23,09
48,51
2
1
4
Filippo Magnini
Italia
23,50
48,60
3
2
5
Pieter van den Hoogenband
Nederland
23,55
48,72
4
2
3
Brent Hayden
Canada
23,31
48,79
5
2
6
Eamon Sullivan
Australia
23,02
48,86
6
1
6
Ryk Neethling
Sør-Afrika
23,14
48,87
6
2
2
César Cielo
Brasil
23,42
48,87
6
2
8
Roland Schoeman
Sør-Afrika
22,90
48,87
9
1
5
Alain Bernard
Frankrike
23,27
48,89
10
1
2
Stefan Nystrand
Sverige
23,68
48,92
11
2
7
Albert Subirats Altes
Venezuela
23,54
49,17
12
1
3
Simon Burnett
Storbritannia
23,55
49,22
13
1
7
Dominik Meichtry
Sveits
23,52
49,27
14
1
8
Christian Galenda
Italia
23,64
49,31
15
1
1
Mitja Zastrow
Nederland
23,98
49,41
16
2
1
Ashley Callus
Australia
23,36
49,45
Plass
Bane
Utøver
Nasjon
50 m
Tid
Kommentarer
01
5
Filippo Magnini
Italia
23,24
48,43
01
6
Brent Hayden
Canada
23,07
48,43
03
2
Eamon Sullivan
Australia
22.92
48,47
4
1
César Cielo
Brasil
22.83
48,51
SA
5
4
Jason Lezak
USA
23,03
48,52
6
3
Pieter van den Hoogenband
Nederland
23,51
48,63
7
8
Roland Schoeman
Sør-Afrika
22.87
48,72
8
7
Ryk Neethling
Sør-Afrika
23,02
48,81