The women's 400 metres

400 metres

The 400 metres, or 400 metre dash, is a common sprinting event in track and field competitions. It has been featured in the athletics programme at the Summer Olympics since 1896 . On a standard outdoor running track, it is exactly one lap around the track. Runners start in staggered positions and...

sprint competition of the athletics

Track and field

Track and field is a sport comprising various competitive athletic contests based around the activities of running, jumping and throwing. The name of the sport derives from the venue for the competitions: a stadium which features an oval running track surrounding a grassy area...

 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...

will take place between the 24 and 26 of October at the Telmex Athletics Stadium. The defending

Athletics at the 2007 Pan American Games – Women's 400 metres

The women's 400 metres event at the 2007 Pan American Games was held on July 23–25.-Medalists:-Heats:Qualification: First 2 of each heat and the next 2 fastest qualified for the final.-Final:-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 is Ana Guevara

Ana Guevara

Ana Gabriela Guevara Espinoza is a now-retired Mexican track and field athlete, specialized in the 400 meters. Her career began in 1996 carrying out diverse tours, participating in her first international competences...

 of Mexico

Mexico

The United Mexican States , commonly known as Mexico , is a federal constitutional republic in North America. It is bordered on the north by the United States; on the south and west by the Pacific Ocean; on the southeast by Guatemala, Belize, and the Caribbean Sea; and on the east by the Gulf of...

, who has since retired.

Records

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

World record		47.60	Canberra Canberra Canberra is the capital city of Australia. With a population of over 345,000, it is Australia's largest inland city and the eighth-largest city overall. The city is located at the northern end of the Australian Capital Territory , south-west of Sydney, and north-east of Melbourne... , Australia Australia Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...	6 October 1985
Pan American Games record		49.61	Havana Havana Havana is the capital city, province, major port, and leading commercial centre of Cuba. The city proper has a population of 2.1 million inhabitants, and it spans a total of — making it the largest city in the Caribbean region, and the most populous... , Cuba Cuba The Republic of Cuba is an island nation in the Caribbean. The nation of Cuba consists of the main island of Cuba, the Isla de la Juventud, and several archipelagos. Havana is the largest city in Cuba and the country's capital. Santiago de Cuba is the second largest city...	August 5, 1991

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 minimum standard standard (53.00) in the qualifying period (January 1, 2010 to September 14, 2011).

Schedule

Date	Time	Round
October 25, 2011	16:15	Semifinals
October 26, 2011	17:40	Final

Results

All times shown are in seconds.

KEY:	q	Fastest non-qualifiers	Q	Qualified	NR	National record	PB	Personal best	SB	Seasonal best

Semifinals

The semifinals were held on October 25. The top three in each heat (Q) and the next two fastest (q) qualified for the final.

Rank	Heat	Name	Nationality	Time	Notes
1	2	Jennifer Padilla Jennifer Padilla Jennifer Padilla González is a Colombian track and field athlete who competes in the 200 metres and 400 metres sprint events. She won the 400 m title at the 2011 Pan American Games as well as two bronze medals in the relay for Colombia...		51.76	Q
2	2	Daisurami Bonne Daisurami Bonne Daisurami Bonne is a Cuban track and field sprint athlete who specialises in the 400 metres. A two-time participant at the World Championships in Athletics , her personal best for the event is 51.69 seconds. At the 2011 Pan American Games, she was the 400 m silver medallist and a relay...		52.20	Q
3	2	Patricia Hall		52.47	Q
4	2	Geisa Coutinho Geisa Coutinho Geisa Aparecida Muniz Coutinho is a Brazilian track and field athlete who competes in the 400 metres sprint. She represented Brazil at the 2004 Summer Olympics and is a three-time participant of the World Championships in Athletics...		52.56	q
5	1	Norma González		52.67	Q
6	1	Aymée Martínez Aymée Martínez Aymée Martínez is a Cuban sprinter who specializes in the 400 metres.Her personal best time is 51.74 seconds, achieved during the heats at the 2007 World Championships in Osaka.-Achievements:- References :...		52.76	Q
7	1	Joelma Sousa		52.96	Q
8	1	Raysa Sánchez		53.08	q
9	1	Nallely Vela		53.29
10	1	Christian Brennan		53.34
11	1	Leslie Cole		53.38
12	2	Kineke Alexander		53.42	SB
13	2	Jessica Cousins		54.38
14	2	Kanika Beckles		56.43

Final

The final was held on October 26.

Rank	Name	Nationality	Time	Notes
	Jennifer Padilla Jennifer Padilla Jennifer Padilla González is a Colombian track and field athlete who competes in the 200 metres and 400 metres sprint events. She won the 400 m title at the 2011 Pan American Games as well as two bronze medals in the relay for Colombia...		51.53	PB
	Daisurami Bonne Daisurami Bonne Daisurami Bonne is a Cuban track and field sprint athlete who specialises in the 400 metres. A two-time participant at the World Championships in Athletics , her personal best for the event is 51.69 seconds. At the 2011 Pan American Games, she was the 400 m silver medallist and a relay...		51.69	PB
	Geisa Coutinho Geisa Coutinho Geisa Aparecida Muniz Coutinho is a Brazilian track and field athlete who competes in the 400 metres sprint. She represented Brazil at the 2004 Summer Olympics and is a three-time participant of the World Championships in Athletics...		51.87
4	Aymée Martínez Aymée Martínez Aymée Martínez is a Cuban sprinter who specializes in the 400 metres.Her personal best time is 51.74 seconds, achieved during the heats at the 2007 World Championships in Osaka.-Achievements:- References :...		52.09
5	Norma González		52.18
6	Joelma Sousa		52.34
7	Patricia Hall		52.69
8	Raysa Sánchez		52.86