Swimming at the 2005 World Aquatics Championships – Men's 50 metre backstroke

Men's 50m Backstroke
at the 2005 FINA World Aquatics Championships
Men's 50m Backstroke ; at the 2005 FINA World Aquatics Championships
Dates	30 July (prelims and semifinals); 31 July (final)
Competitors	68 from 59 nations
Winning time	24.95 seconds
Medalists
	← 2003 2007 →

The Men's 50 Backstroke event at the 11th FINA World Aquatics Championships swam on 30 – 31 July 2005 in Montreal, Canada. Preliminary^[1] and Semifinal^[2] heats swam on 30 July; the Final^[3] was 31 July.

Prior to the start of the event, the existing World (WR) and Championship (CR) records were both:

WR and CR: 24.80 swum by Thomas Rupprath (Australia) on 27 July 2003 in Barcelona, Spain

Results[]

Place	Swimmer	Nation	Time
1	Aristeidis Grigoriadis	Greece	24.95
2	Matt Welsh	Australia	24.99
3	Liam Tancock	Great Britain	25.02
4	Randall Bal	USA	25.23
5	Aaron Peirsol	USA	25.30
6	Thomas Rupprath	Germany	25.38
7	Junichi Miyashita	Japan	25.85
8	Marco Di Carli	Germany	26.48

Rank	Swimmer	Nation	Time	Note
1	Aristeidis Grigoriadis	Greece	25.11	Q
2	Liam Tancock	Great Britain	25.22	Q
3	Matt Welsh	Australia	25.36	Q
4	Thomas Rupprath	Germany	25.52	Q
5	Aaron Peirsol	USA	25.55	Q
6	Junichi Miyashita	Japan	25.58	Q
7	Randall Bal	USA	25.60	Q
8	Marco di Carli	Germany	25.69	Q

9	David Ortega	Spain	25.73
10	Alex Lim	Malaysia	25.78
11	Flori Lang	Switzerland	25.84
12	Tomomi Morita	Japan	25.86
13	Ľuboš Križko	Slovakia	26.04
14	Scott Talbot	New Zealand	26.23
15	Pavlo Illichov	Ukraine	26.30
16	Gabriel Mangabeira	Brazil	26.78

Rank	Heat/Lane	Swimmer	Time	Notes
1	H9 L5	Thomas Rupprath	25.44	q
2	H7 L4	Liam Tancock	25.46	q
3	H8 L6	Randall Bal	25.54	q
4	H9 L4	Aristeidis Grigoriadis	25.59	q
5	H8 L4	Matt Welsh	25.64	q
6	H9 L6	David Ortega	25.71	q
7	H7 L6	Aaron Peirsol	25.77	q
8	H8 L3	Alex Lim	25.79	q
9	H7 L3	Junichi Miyashita	25.80	q
10	H9 L3	Flori Lang	25.98	q
11	H7 L5	Tomomi Morita	26.02	q
12	H8 L5	Marco di Carli	26.09	q
13	H7 L2	Ľuboš Križko	26.27	q
14	H8 L7	Scott Talbot	26.30	q
15	H8 L2	Pavlo Illichov	26.39	q
16	H9 L8	Gabriel Mangabeira	26.47	q

17	H9 L2	Gordan Kožulj	26.49
18	H8 L8	Pavel Suskov	26.51
19	H7 L1	Andrew Lauterstein	26.52
19	H9 L1	Örn Arnarson	7 26.52
21	H8 L1	Markus Rogan	26.55
21	H9 L7	Pierre Roger	26.55
23	H7 L7		26.80
24	H4 L6	Yoav Gath	27.20
25	H6 L6	Nick Neckles	27.37
26	H6 L2	Jernej Godec	27.45
27	H6 L7		27.63
28	H6 L5		27.74
29	H6 L1	Andy Wibowo	28.01
30	H5 L4	Jason Dunford	28.02
31	H5 L8	Kieran Locke	28.07
32	H6 L8		28.10
33	H4 L8	Jared Heine	28.21
34	H5 L3	Onan Orlando Thom	28.22
34	H5 L6		28.22
36	H5 L2		28.24
37	H6 L4	Oleg Pukhnatiy	28.50
38	H4 L5	David Dunford	28.52
39	H4 L4		28.55
39	H7 L8		28.55
41	H5 L7	Gael Adam	28.74
42	H6 L3		28.77
43	H3 L3		28.91
44	H5 L1		29.07
45	H4 L3	Michael O'Connor	29.16
46	H5 L5	LIN Yu−An	29.24
47	H3 L4		29.31
48	H3 L7		29.33
49	H4 L1	Gordon Touw Ngie Tjouw	29.34
50	H3 L6		29.92
50	H3 L2	Erik Rajohnson	29.92
52	H3 L1		30.45
53	H2 L5		30.59
54	H2 L2		30.62
55	H2 L1		30.63
56	H3 L5		30.70
57	H3 L8		30.82
58	H2 L3		31.03
59	H2 L4	Fernando Medrano	31.38
60	H2 L7		31.48
61	H1 L6		31.67
62	H2 L8		32.24
63	H1 L5	Gilbert Kaburu	33.79
-	H1 L3		DNS
-	H1 L4		DNS
-	H2 L6	Andrey Molchanov	DNS
-	H4 L2		DNS
-	H4 L7	Leonel Matonse	DNS

^ Worlds 2005 results: Men's 50m backstroke Prelims, from OmegaTiming.com (official timer of the 2005 Worlds); Retrieved 2011-01-21.
^ Worlds 2005 results: Men's 50m backstroke Semifinals, from OmegaTiming.com (official timer of the 2005 Worlds); Retrieved 2011-01-21.
^ Worlds 2005 results: Men's 50m backstroke Finals Archived 7 April 2009 at the Wayback Machine, from OmegaTiming.com (official timer of the 2005 Worlds); Retrieved 2011-01-21.