The men's 100 metre backstroke competition of the swimming

Swimming (sport)

Swimming is a sport governed by the Fédération Internationale de Natation .-History: Competitive swimming in Europe began around 1800 BCE, mostly in the form of the freestyle. In 1873 Steve Bowyer introduced the trudgen to Western swimming competitions, after copying the front crawl used by Native...

 events at the 2011 Pan American Games

2011 Pan American Games

The 2011 Pan American Games, officially the XVI Pan American Games, was an international multi-sport event that was held from October 14–30, 2011 in Guadalajara, Jalisco, Mexico. Some events were held in the nearby cities of Ciudad Guzmán, Puerto Vallarta, Lagos de Moreno and Tapalpa...

took place on the 17th of October at the Scotiabank Aquatics Center

Scotiabank Aquatics Center

The Scotiabank Aquatics Center is an aquatics center built for the 2011 Pan American Games in the municipality of Zapopan, near Guadalajara, Mexico. It was opened June 22, 2011, built at a cost of $USD31.7...

. The defending

Swimming at the 2007 Pan American Games – Men's 200 metre freestyle

The Men's 200m Freestyle at the 2007 Pan American Games occurred at the Maria Lenk Aquatic Park in Rio de Janeiro, Brazil, with the final being swum on July 20.-Medalists:-Finals:-References:...

 Pan American Games

Pan American Games

The Pan-American or Pan American Games are a major event in the Americas featuring summer and formerly winter sports, in which thousands of athletes participate in a variety of competitions. The Pan American Games are the second largest multi-sport event after the Summer Olympics...

 champion was Randall Bal

Randall Bal

Randall Bal is an American swimmer who specializes in the backstroke. He is a former world record holder in the 50-meter backstroke ....

 of the United States

This race consisted of two lengths of the pool, all in backstroke

Backstroke

The backstroke, also sometimes called the back crawl, is one of the four swimming styles regulated by FINA, and the only regulated style swum on the back. This has the advantage of easy breathing, but the disadvantage of swimmers not being able to see where they are going. It is also the only...

.

Records

Prior to this competition, the existing world and Pan American Games records were as follows:

World record		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... , United States United States The United States of America is a federal constitutional republic comprising fifty states and a federal district...	July 8, 2009
Pan American Games record		53.66	Rio de Janeiro Rio de Janeiro Rio de Janeiro , commonly referred to simply as Rio, is the capital city of the State of Rio de Janeiro, the second largest city of Brazil, and the third largest metropolitan area and agglomeration in South America, boasting approximately 6.3 million people within the city proper, making it the 6th... , Brazil Brazil Brazil , officially the Federative Republic of Brazil , is the largest country in South America. It is the world's fifth largest country, both by geographical area and by population with over 192 million people...	July 22, 2007

Qualification

Each National Olympic Committee

National Olympic Committee

National Olympic Committees are the national constituents of the worldwide Olympic movement. Subject to the controls of the International Olympic Committee, they are responsible for organizing their people's participation in the Olympic Games...

 (NOC) was able to enter up to two entrants providing they had met the A standard (56.7) in the qualifying period (January 1, 2010 to September 4, 2011). NOCs were also permitted to enter one athlete providing they had met the B standard (58.6) in the same qualifying period.

Results

All times shown are in seconds/minutes.

KEY:

q

Fastest non-qualifiers

Q

Qualified

GR

Games record

NR

National record

PB

Personal best

SB

Seasonal best

Heats

The first round were held on October 17.

Rank	Heat	Lane	Name	Nationality	Time	Notes
1	2	4	Eugene Godsoe		55.04	QA
2	2	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...		55.50	QA
3	1	4	David Russell		55.57	QA
4	1	5	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...		55.71	QA
5	1	3	Federico Grabich		56.00	QA
6	2	6	Pedro Medel		56.71	QA
7	2	3	Omar Pinzon 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...		56.82	QA
8	1	6	Luis Rojas		57.61	QA
9	1	2	Charles Hockin		57.65	QB
10	2	7	Miguel Robles		57.93	QB
11	2	2	Anival Rodriguez		59.29	QB

Final A

The final was held on October 17.

Rank	Lane	Name	Nationality	Time	Notes
	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...		54.56
	4	Eugene Godsoe		54.61
	6	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...		54.81
4	3	David Russell		54.87
5	2	Federico Grabich		55.22
6	7	Pedro Medel		56.16
7	1	Luis Rojas		57.54
8	8	Charles Hockin		57.63