Athletics at the 2011 Pan American Games – Men's 800 metres

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

World record	David Rudisha (KEN)	1:41.01	Rieti, Italy	August 29, 2010
Pan American Games record	Yeimer López (CUB)	1:44.58	Rio de Janeiro, Brazil	July 28, 2007

Each National Olympic Committee (NOC) was able to enter one athlete regardless if they had met the qualification standard. To enter two entrants both athletes had to have met the minimum standard (1:49.0) in the qualifying period (January 1, 2010 to September 14, 2011).[2]

All times shown are in seconds.

Semifinals

Held on October 27. The first three in each heat and the next two fastest advanced to the finals.[3][4]

Rank	Heat	Name	Nationality	Time	Notes
1	1	Andy González	Cuba	1:48.21	Q
2	1	Mark Wieczorek	United States	1:48.31	Q
3	1	Lutimar Paes	Brazil	1:48.37	Q
4	1	Rafith Rodríguez	Colombia	1:48.41	q
5	1	Moise Joseph	Haiti	1:49.12	q
6	1	Nico Herrera	Venezuela	1:49.29
7	2	Tyler Mulder	United States	1:49.65	Q
8	2	Kleberson Davide	Brazil	1:49.65	Q
9	2	Raidel Acea	Cuba	1:50.04	Q
10	2	Jamaal James	Trinidad and Tobago	1:50.14
11	1	Jose Esparza	Mexico	1:50.65
12	2	Jenner Pelico	Guatemala	1:51.12
13	2	Juan Vega	Argentina	1:52.60
14	2	Edgard Cortez	Nicaragua	1:59.02
15	1	Jon Rankin	Cayman Islands	2:21.36	ADV
	2	Eduar Villanueva	Venezuela	DNS

Jon Rankin was advanced to the final due to interference.

Final

Held on October 28.

Rank	Name	Nationality	Time[5]	Notes
	Andy González	Cuba	1:45.58	SB
	Kleberson Davide	Brazil	1:45.75
	Raidel Acea	Cuba	1:46.23
4	Tyler Mulder	United States	1:46.46
5	Mark Wieczorek	United States	1:47.75
6	Lutimar Paes	Brazil	1:47.76
7	Jon Rankin	Cayman Islands	1:52.72
8	Moise Joseph	Haiti	1:54.88
9	Rafith Rodríguez	Colombia	1:58.27