800 meter mænd under det 30. sommer-OL 2012
Sted	Olympic Stadium
Dato	6–9. august
Atleter	56 fra 44 nationer
Vindertid	1:40.91 VR
Medaljevindere
1  David Rudisha  Kenya 02  Nigel Amos  Botswana 3  Timothy Kitum  Kenya
← 2008 2016 →

Mændenes 800 meter under Sommer-OL 2012 i London blev afholdt på Olympiske i London 6. til 9. august.

Kvalifikations krav: første 3 fra hvert heat (Q) plus de 3 hurtigste tider (q).

Placering	Atlet	Nationalitet	Tid	Note[1]
1	Nigel Amos	BOT	1:45.90	Q
2	Fabiano Pecanha	BRA	1:46.29	Q
3	Luis Alberto Marco	ESP	1:46.86	Q
4	Khadevis Robinson	USA	1:47.17
5	Marcin Lewandowski	POL	1:47.64
6	Ivan Tukhtachev	RUS	1:49.77
7	Derek Mandell	GUM	1:58.94
N/A	Mohammad Al-Azemi	KUW	N/A	DQ

Placering	Atlet	Nationalitet	Tid	Note[1]
1	David Rudisha	KEN	1:45.90	Q
2	Musaeb Abdulrahman Balla	QAT	1:46.37	Q
3	Andrew Osagie	GBR	1:46.42	Q
4	Wesley Vazquez	PUR	1:46.45
5	Jeffrey Riseley	AUS	1:46.99
6	Ismail Ahmed Ismail	SUD	1:48.79
7	Anis Ananenka	BLR	1:49.61
8	Samorn Kieng	CAM	1:55.26	SB

Placering	Atlet	Nationalitet	Tid	Note[1]
1	Abubaker Kaki	SUD	1:45.51	Q
2	Timothy Kitum	KEN	1:45.72	Q
3	Abdulaziz Mohammed	KSA	1:46.09	Q
4	Andy González	CUB	1:46.24	q
5	Gareth Warburton	GBR	1:46.97
6	Tamas Kazi	HUN	1:47.10	SB
7	Soren Ludolph	GER	1:48.57
8	Arnold Sorina	VAN	1:54.29

Placering	Atlet	Nationalitet	Tid	Note[1]
1	Nick Symmonds	USA	1:45.91	Q
2	Geoffrey Harris	CAN	1:45.97	Q
3	Adam Kszczot	POL	1:45.99	Q
4	Pierre-Ambroise Bosse	FRA	1:46.03	q
5	Yuriy Borzakovskiy	RUS	1:46.29	q
6	Andreas Bube	DEN	1:46.40
7	Manuel Antonio	ANG	1:52.54
N/A	Brice Etes	MON	N/A	DQ

Placering	Atlet	Nationalitet	Tid	Note[1]
1	Hamada Mohamed	EGY	1:48.05	Q
2	Sajad Moradi	IRI	1:48.23	Q
3	Kevin Lopez	ESP	1:48.27	Q
4	Masato Yokota	JPN	1:48.48
5	Michael Rimmer	GBR	1:49.05
6	Moussa Camara	MLI	1:51.36
7	Edgar Cortez	NCA	1:58.99
N/A	Taoufik Makhloufi	ALG	N/A	DNF

Placering	Atlet	Nationalitet	Tid	Note[1]
1	Mohammed Aman	ETH	1:47.34	Q
2	Anthony Chemut	KEN	1:47.42	Q
3	Antonio Manuel Reina	ESP	1:47.44	Q
4	Rafith Rodriguez	COL	1:47.70
5	Adnan Taess Akkar	IRQ	1:47.83
6	Amine El Manaoui	MAR	1:48.48
7	Prince Mumba	ZAM	1:49.07
8	Erzhan Askarov	KGZ	1:59.56

Placering	Atlet	Nationalitet	Tid	Note[1]
1	Duane Solomon	USA	1:46.05	Q
2	Robert Lathouwers	NED	1:46.06	Q
3	Andre Olivier	RSA	1:46.42	Q
4	Jakub Holuša	CZE	1:46.87
5	Julius Mutekanga	UGA	1:48.41
6	Moise Joseph	HAI	1:48.46
7	Benjamin Enzema	GEQ	1:57.47
N/A	Kleberson Davide	BRA	N/A	DNS

Kvalifikations krav: første 2 fra hvert heat (Q) plus de 2 hurtigste tider (q).

Placering	Atlet	Nationalitet	Tid	Note[1]
1	Abubaker Kaki	SUD	1:44.51	Q
2	Nigel Amos	BOT	1:44.54	Q
3	Adam Kszczot	POL	1:45.34
4	Anthony Chemut	KEN	1:45.63
5	Robert Lathouwers	NED	1:45.85
6	Luis Alberto Marco	ESP	1:46.19
7	Fabiano Pecanha	BRA	1:46.29
N/A	Sajad Moradi	IRI	N/A	DQ

Placering	Atlet	Nationalitet	Tid	Note[1]
1	David Rudisha	KEN	1:44.35	Q
2	Andrew Osagie	GBR	1:44.74	Q
3	Nick Symmonds	USA	1:44.87	q
4	Marcin Lewandowski	POL	1:45.08
5	Yuriy Borzakovskiy	RUS	1:45.09	SB
6	Kevin Lopez	ESP	1:46.66
7	Musaeb Abdulrahman Balla	QAT	1:47.52
8	Hamada Mohamed	EGY	1:48.18
9	Andy Gonzalez	CUB	1:53.46

Placering	Atlet	Nationalitet	Tid	Note[1]
1	Mohammed Aman	ETH	1:44.34	Q
2	Timothy Kitum	KEN	1:44.63	Q
3	Duane Solomon	USA	1:44.93	q
4	Pierre-Ambroise Bosse	FRA	1:45.10
5	Andre Olivier	RSA	1:45.44
6	Antonio Manuel Reina	ESP	1:45.84
7	Geoffrey Harris	CAN	1:46.14
8	Abdulaziz Mohammed	KSA	1:48.98

Placering	Atlet	Nationalitet	Tid	Note
1 Guld	David Rudisha	KEN	1:40.91	WR
2 Sølv	Nigel Amos	BOT	1:41.73	WJR NR
3 Bronze	Timothy Kitum	KEN	1:42.53	PB
4	Duane Solomon	USA	1:42.82	PB
5	Nick Symmonds	USA	1:42.95	PB
6	Mohammed Aman	ETH	1:43.20	NR
7	Abubaker Kaki	SUD	1:43.32	SB
8	Andrew Osagie	GBR	1:43.77	PB