The men's 100 metre backstroke competition of the swimming events

Swimming at the 2011 World Aquatics Championships

The Swimming portion of the 2011 FINA World Championships was held July 24–31 at the Shanghai Oriental Sports Center in Shanghai, China. Swimming is one of five aquatic disciplines at the championships.-Qualifying criteria:...

 at the 2011 World Aquatics Championships

2011 World Aquatics Championships

The 14th FINA World Championships were held at July 16–31, 2011 in Shanghai, China at the Shanghai Oriental Sports Center. The 2011 World Championships featured five aquatics disciplines: swimming, water polo, diving, open water, and synchronised swimming...

 was held on July 25 with the preliminary round and the semifinals and July 26 with the final.

Records

Prior to the competition, the existing world and championship records were as follows.

	Name	Nation	Time	Location	Date
World record	Aaron Peirsol Aaron Peirsol Aaron Wells Peirsol is a former American swimmer who specialized in the backstroke. He is a three-time Olympian and seven-time Olympic medalist . As part of the American team, he holds the world record in the 4×100-meter medley relay...		51.94	Indianapolis Indianapolis Indianapolis is the capital of the U.S. state of Indiana, and the county seat of Marion County, Indiana. As of the 2010 United States Census, the city's population is 839,489. It is by far Indiana's largest city and, as of the 2010 U.S...	July 8, 2009
Championship record	Aaron Peirsol		52.19	Rome Rome Rome is the capital of Italy and the country's largest and most populated city and comune, with over 2.7 million residents in . The city is located in the central-western portion of the Italian Peninsula, on the Tiber River within the Lazio region of Italy.Rome's history spans two and a half...	August 2, 2009

No new world or competition records were set during this competition.

Heats

50 swimmer participated in 7 heats.

Rank	Heat	Lane	Name	Nationality	Time	Notes
1	7	4	Camille Lacourt Camille Lacourt Camille Lacourt is a French backstroke swimmer. He was born in Narbonne, France.-2010:Lacourt collected 3 gold medal at the European Championships, Lacourt became European Champion in the 100 m backstroke before French compatriot Jérémy Stravius in a time of 52.11...		53.30	Q
2	6	5	Jérémy Stravius Jérémy Stravius Jérémy Stravius is a French swimmer from Abbeville.-External links:*Swim Rankings...		53.34	Q
3	7	5	David Plummer David Plummer (swimmer) David Plummer is an American backstroke swimmer.-Swimming career:At the 2010 FINA Short Course World Championships in Dubai, Plummer won a gold medal in the 4×100 m medley relay for his contributions in the heats...		53.68	Q
4	6	4	Liam Tancock Liam Tancock Liam John Tancock is an English backstroke swimmer who specializes in the 50 m and 100 m events. He began his swimming career at Exeter City Swimming Club in Devon and continued at Loughborough University where he studied sports science...		53.84	Q
5	6	6	Stanislav Donets Stanislav Donets Stanislav Donets is a Russian swimmer from Dimitrovgrad. He was the world record holder for the 100m backstroke .-References:...		53.85	Q
6	5	6	Ben Treffers		53.89	Q
7	7	8	Gareth Kean		53.89	Q
8	5	4	Ryosuke Irie Ryosuke Irie is a Japanese backstroke swimmer. He is a Kinki University student in Osaka.-History:He was born in Osaka prefecture and started his actual swimming carrier in his junior high school years. In 2005 he won the national high school championships in 200 meter backstroke when he was a first year grade...		53.99	Q
9	7	3	Hayden Stoeckel Hayden Stoeckel Hayden Ernest Stoeckel is an Olympic and National Record holding backstroke swimmer from Australia...		54.05	Q
10	5	3	Nick Thoman Nick Thoman Nicholas Thoman is an American backstroke swimmer. He currently holds the world record in the 100-meter backstroke ....		54.13	Q
11	7	6	Aschwin Wildeboer Faber Aschwin Wildeboer Faber Aschwin Wildeboer Faber is a Spanish Olympic backstroke swimmer of Dutch origin.-Biography:His parents, both born and raised in Netherlands, moved to Spain in 1978 and settled in Sabadell, where his father Paulus Wildeboer became the head coach of the local swimming club, called Club Natació...		54.14	Q
12	5	5	Helge Meeuw Helge Meeuw Helge Meeuw is a German swimmer from Wiesbaden. At the 2008 German Swimming Championships in Berlin, he swam in 53.10 sec a new European record at 100 m backstroke...		54.15	Q
13	7	7	Aristeidis Grigoriadis Aristeidis Grigoriadis Aristeidis Grigoriadis is a Greek swimmer from Thessaloniki.-Career:Grigoriadis was the first Greek swimmer to be crowned world champion in the 50 m backstroke event of the 2005 World Championships in Montreal...		54.26	Q
14	5	2	Nick Driebergen Nick Driebergen Nick Driebergen is a Dutch Swimmer who is specialized in backstroke. He currently holds national long course records in all backstroke events and in the 4×100 medley relay. At short course he holds the national record in 50 and 100 m backstroke and in the 4×50 medley relay...		54.30	Q
15	6	3	Junya Koga Junya Koga is a Japanese backstroke swimmer. He is currently a Waseda University student in Tokyo.In May 2009, he set the Japanese records in the 50 m and 100 m backstrokes at the 2009 Japan Championships, qualifying for Japan's team to the 2009 World Championships....		54.32	Q
16	4	1	Guy Barnea Guy Barnea Guy Marcos Barnea is an Israeli swimmer who represented Israel at the 2008 Summer Olympics.-Biography:Barnea is Jewish. He currently attends UC Berkeley.He competed on behalf of Israel at the 2008 Summer Olympics in Beijing, China.- External links :*...		54.43	swimoff
16	6	1	Sun Xiaolei Sun Xiaolei Sun Xiaolei is a Chinese swimmer, who will compete for Team China at the 2008 Summer Olympics.-References:*http://2008teamchina.olympic.cn/index.php/personview/personsen/5527...		54.43	swimoff
18	4	5	Thiago Pereira Thiago Pereira Thiago Machado Vilela Pereira is an international competition swimmer from Brazil. He became known in his native country after winning the silver medal in the 200 m individual medley at the Pan American Games in Santo Domingo, Dominican Republic in 2003.Pereira's biggest success came one year...		54.47
19	6	7	Mirco di Tora		54.47
20	6	2	Cheng Feiyi		54.60
21	7	2	Vitaly Borisov		54.66
22	4	7	Charles Francis		54.68
23	7	1	Daniel Bell Daniel Bell (swimmer) Daniel Bell is a Paralympic swimming competitor from Australia. He won a bronze medal at the 2000 Sydney Games in the Men's 4x100 m Medley 34 pts event.-References:...		54.75
24	2	4	Omar Pinzón Omar Pinzón Omar Andrés Pinzón García is a Colombian international swimmer. He competed at the 2004 Olympics in Athens, Greece and 2008 Olympics in Beijing, China. Pinzón attended college in the United States, where he swam for the University of Florida.At the 2004 Summer Olympics in Athens, Pinzón finished...		54.88	NR
25	5	8	Jonatan Kopelev		54.90
26	5	1	Chris Walker-Hebborn Chris Walker-Hebborn Chris Walker-Hebborn is an English swimmer expected to compete for Team GB at the 2012 Summer Olympics. He is currently based at the University of Bath, where he trains at one of British Swimming's Intensive Training Centres....		54.91
27	4	4	Guilherme Guido Guilherme Guido Guilherme Guido is a Brazilian backstroke swimmer who specializes in sprint events.-See also:*Swimming at the 2009 World Aquatics Championships*List of South American records in swimming...		54.93
28	4	6	Radoslaw Kawecki		55.01
29	5	7	Bastiaan Lijesen		55.09
30	4	2	Charl Crous		55.14
31	3	5	Gerhardus Zandberg Gerhardus Zandberg Gerhardus Zandberg is a South African swimmer.-External links:*...		55.21
32	4	8	Tobias Oriwol		55.27
33	4	3	Marcin Tarczynski		55.28
34	3	3	Peter Bernek		55.32
35	6	8	Park Seon-Kwan		55.39
36	3	1	Bradley Ally Bradley Ally Bradley Kevin Ally is a two-time Olympic swimmer from Barbados. He represented Barbados at the 2004 and 2008 Olympics. He was the bronze medalist in the 200-metre individual medley at the Pan-American Games in Brazil 2007...		55.88	NR
37	3	6	Federico Grabich		55.93	NR
38	3	4	Simon Sjödin Simon Sjödin Simon Sjödin is a Swedish Olympic swimmer of the SK Neptun, represented Sweden at the 2008 Olympic Games.-Biography:Simon Sjödin was born 4 October 1986 in, to parents Kristina and Omar....		56.06
39	3	8	Matas Andriekus		56.10
40	3	7	Flori Lang		56.40
41	3	2	Abdullah Al-Tuwaini		56.94
42	2	3	Jean-François Schneiders		57.03	NR
43	2	7	Heshan Unamboowe Heshan Unamboowe Heshan Bandara Unamboowe is a Sri Lankan swimmer who has represented his country at international competitions. He was born in the town of Kandy to parents Dudley and Priyanga....		57.95
44	2	5	Alex Hernandez Medina		58.15
45	2	6	Charles William Walker		58.82
46	1	4	Zane Jordan Zane Jordan Zane Jordan is an Olympic swimmer from Zambia. He swam for Zambia at the 2008 Olympics, finishing 65th in the 50 m freestyle ....		59.33
47	1	5	Antonio Tong		1:00.34
48	2	1	Awse Ma'aya		1:00.64
49	2	2	Boris Kirillov		1:01.03
50	1	3	Andrey Molchanov Andrey Molchanov (swimmer) Andrey Molchanov is an Olympic swimmer from the Turkmenistan. He swam for the Turkmenistan at the 2008 Olympics, where he finished 64th in the 50m free.He also swam at the 2007 World Championships.-References:...		1:05.39

Swimoff

As two swimmers had the same time in the heats at place 16 they had to particpate in a swimoff to determine the last semifinal swimmer, it was held at 11:36.

Rank	Lane	Name	Nationality	Time	Notes
1	5	Sun Xiaolei Sun Xiaolei Sun Xiaolei is a Chinese swimmer, who will compete for Team China at the 2008 Summer Olympics.-References:*http://2008teamchina.olympic.cn/index.php/personview/personsen/5527...		54.20	Q
2	4	Guy Barnea Guy Barnea Guy Marcos Barnea is an Israeli swimmer who represented Israel at the 2008 Summer Olympics.-Biography:Barnea is Jewish. He currently attends UC Berkeley.He competed on behalf of Israel at the 2008 Summer Olympics in Beijing, China.- External links :*...		55.12

Semifinal 1

Rank	Lane	Name	Nationality	Time	Notes
1	4	Jérémy Stravius Jérémy Stravius Jérémy Stravius is a French swimmer from Abbeville.-External links:*Swim Rankings...		52.76	Q
2	6	Ryosuke Irie Ryosuke Irie is a Japanese backstroke swimmer. He is a Kinki University student in Osaka.-History:He was born in Osaka prefecture and started his actual swimming carrier in his junior high school years. In 2005 he won the national high school championships in 200 meter backstroke when he was a first year grade...		53.05	Q
3	7	Helge Meeuw Helge Meeuw Helge Meeuw is a German swimmer from Wiesbaden. At the 2008 German Swimming Championships in Berlin, he swam in 53.10 sec a new European record at 100 m backstroke...		53.34	Q
4	2	Nick Thoman Nick Thoman Nicholas Thoman is an American backstroke swimmer. He currently holds the world record in the 100-meter backstroke ....		53.49	Q
5	5	Liam Tancock Liam Tancock Liam John Tancock is an English backstroke swimmer who specializes in the 50 m and 100 m events. He began his swimming career at Exeter City Swimming Club in Devon and continued at Loughborough University where he studied sports science...		53.60	Q
6	3	Ben Treffers		53.87
7	1	Nick Driebergen Nick Driebergen Nick Driebergen is a Dutch Swimmer who is specialized in backstroke. He currently holds national long course records in all backstroke events and in the 4×100 medley relay. At short course he holds the national record in 50 and 100 m backstroke and in the 4×50 medley relay...		53.98
8	8	Sun Xiaolei Sun Xiaolei Sun Xiaolei is a Chinese swimmer, who will compete for Team China at the 2008 Summer Olympics.-References:*http://2008teamchina.olympic.cn/index.php/personview/personsen/5527...		54.21

Semifinal 2

Rank	Lane	Name	Nationality	Time	Notes
1	4	Camille Lacourt Camille Lacourt Camille Lacourt is a French backstroke swimmer. He was born in Narbonne, France.-2010:Lacourt collected 3 gold medal at the European Championships, Lacourt became European Champion in the 100 m backstroke before French compatriot Jérémy Stravius in a time of 52.11...		53.09	Q
2	5	David Plummer David Plummer (swimmer) David Plummer is an American backstroke swimmer.-Swimming career:At the 2010 FINA Short Course World Championships in Dubai, Plummer won a gold medal in the 4×100 m medley relay for his contributions in the heats...		53.30	Q
3	6	Gareth Kean		53.69	Q
4	2	Hayden Stoeckel Hayden Stoeckel Hayden Ernest Stoeckel is an Olympic and National Record holding backstroke swimmer from Australia...		53.70
5	7	Aschwin Wildeboer Faber Aschwin Wildeboer Faber Aschwin Wildeboer Faber is a Spanish Olympic backstroke swimmer of Dutch origin.-Biography:His parents, both born and raised in Netherlands, moved to Spain in 1978 and settled in Sabadell, where his father Paulus Wildeboer became the head coach of the local swimming club, called Club Natació...		54.03
6	3	Stanislav Donets Stanislav Donets Stanislav Donets is a Russian swimmer from Dimitrovgrad. He was the world record holder for the 100m backstroke .-References:...		54.10
7	8	Junya Koga Junya Koga is a Japanese backstroke swimmer. He is currently a Waseda University student in Tokyo.In May 2009, he set the Japanese records in the 50 m and 100 m backstrokes at the 2009 Japan Championships, qualifying for Japan's team to the 2009 World Championships....		54.16
8	1	Aristeidis Grigoriadis Aristeidis Grigoriadis Aristeidis Grigoriadis is a Greek swimmer from Thessaloniki.-Career:Grigoriadis was the first Greek swimmer to be crowned world champion in the 50 m backstroke event of the 2005 World Championships in Montreal...		54.22

Final

The final was held at 19:06.

Rank	Lane	Name	Nationality	Time	Notes
	3	Camille Lacourt Camille Lacourt Camille Lacourt is a French backstroke swimmer. He was born in Narbonne, France.-2010:Lacourt collected 3 gold medal at the European Championships, Lacourt became European Champion in the 100 m backstroke before French compatriot Jérémy Stravius in a time of 52.11...		52.76
	4	Jérémy Stravius Jérémy Stravius Jérémy Stravius is a French swimmer from Abbeville.-External links:*Swim Rankings...		52.76
	5	Ryosuke Irie Ryosuke Irie is a Japanese backstroke swimmer. He is a Kinki University student in Osaka.-History:He was born in Osaka prefecture and started his actual swimming carrier in his junior high school years. In 2005 he won the national high school championships in 200 meter backstroke when he was a first year grade...		52.98
4	7	Nick Thoman Nick Thoman Nicholas Thoman is an American backstroke swimmer. He currently holds the world record in the 100-meter backstroke ....		53.01
5	6	David Plummer David Plummer (swimmer) David Plummer is an American backstroke swimmer.-Swimming career:At the 2010 FINA Short Course World Championships in Dubai, Plummer won a gold medal in the 4×100 m medley relay for his contributions in the heats...		53.04
6	1	Liam Tancock Liam Tancock Liam John Tancock is an English backstroke swimmer who specializes in the 50 m and 100 m events. He began his swimming career at Exeter City Swimming Club in Devon and continued at Loughborough University where he studied sports science...		53.25
7	2	Helge Meeuw Helge Meeuw Helge Meeuw is a German swimmer from Wiesbaden. At the 2008 German Swimming Championships in Berlin, he swam in 53.10 sec a new European record at 100 m backstroke...		53.28
8	8	Gareth Kean		53.50	NR

External links

• 2011 World Aquatics Championships: Men's 100 metre backstroke start list, from OmegaTiming.com; retrieved 2011-07-23.