Swimming at the 2011 Pan American Games – Women's 800 metre freestyle

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

World record	Rebecca Adlington (GBR)	8:14.10	Beijing, China	August 16, 2008
Pan American Games record	Kaitlin Sandeno (USA)	8:34.65	Winnipeg, Canada	August 6, 1999

Each National Olympic Committee (NOC) was able to enter up to two entrants providing they had met the A standard (9:05.8) 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 (9:22.2) in the same qualifying period.[2]

All times are in minutes and seconds.

Heats

The first round was held on October 18.

Rank	Heat	Lane	Name	Nationality	Time[3]	Notes
1	2	4	Kristel Kobrich	Chile	8:42.16	QA
2	3	5	Ashley Twichell	United States	8:47.21	QA
3	1	4	Andreina Pinto	Venezuela	8:49.81	QA
4	1	5	Susana Escobar	Mexico	8:52.65	QA
5	2	5	Patricia Castañeda	Mexico	8:56.55	QA
6	2	6	Samantha Arevalo	Ecuador	8:59.39	QA
7	1	2	Yanel Pinto	Venezuela	9:03.62	QA
8	3	3	Alexia Benitez	El Salvador	9:05.16	QA
9	2	3	Sherry Liu	Canada	9:05.88
10	3	6	Bridget Coley	Canada	9:06.35
11	1	3	Virginia Bardach	Argentina	9:10.06
12	2	2	Gabriela Rocha	Brazil	9:13.64
13	3	7	Lani Cabrera	Barbados	9:20.83
14	1	6	Daniela Miyahara	Peru	9:21.64
15	3	2	Sarah Correa	Brazil	9:27.34
16	2	7	Tori Flowers	Cayman Islands	9:41.51
	3	4	Gillian Ryan	United States		DNS

Final

The final was held on October 19.[4]

Rank	Lane	Name	Nationality	Time[5]	Notes
	4	Kristel Kobrich	Chile	8:34.71
	5	Ashley Twichell	United States	8:38.38
	3	Andreina Pinto	Venezuela	8:44.55
4	2	Patricia Castañeda	Mexico	8:49.07
5	7	Samantha Arevalo	Ecuador	8:51.31
6	6	Susana Escobar	Mexico	8:52.51
7	8	Alexia Benitez	El Salvador	9:03.53
8	1	Yanel Pinto	Venezuela	9:07.73