200 metres, Men – Semi-Finals

Date	8 August 2012 — 20:10
Location	Olympic Stadium, Olympic Park, Stratford, London
Format	Top 2 in each heat and next two fastest advanced to the final.

Pos	Number	Competitor	NOC	Time (automatic)	Reaction Time
1	2169	Yohan Blake	JAM	20.01	0.176	Q
2	3253	Wallace Spearmon, Jr.	USA	20.02	0.174	Q
3	1759	Christophe Lemaitre	FRA	20.03	0.158	q
4	2547	Churandy Martina	NED	20.17	0.148	Q
5	2170	Usain Bolt	JAM	20.18	0.192	Q
6	2783	Anaso Jobodwana	RSA	20.27	0.170	Q
7	2191	Warren Weir	JAM	20.28	0.186	Q
8	1576	Álex Quiñónez	ECU	20.37	0.193	q
=9	2598	Jaysuma Saidy Ndure	NOR	20.42	0.157
=9	1283	Aaron Brown	CAN	20.42	0.183
11	1820	Christian Malcolm	GBR	20.51	0.157
12	1987	Likourgos Tsakonas	GRE	20.52	0.125
13	1224	Bruno de Barros	BRA	20.55	0.159
14	3240	Maurice Mitchell	USA	20.56	0.178
15	1017	Brendan Christian	ANT	20.58	0.168
16	1220	Aldemir Gomes da Silva Júnior	BRA	20.63	0.164
17	1284	Jared Connaughton	CAN	20.64	0.145
18	2237	Kei Takase	JPN	20.70	0.175
19	2236	Shinji Takahira	JPN	20.77	0.190
20	2654	Kamil Kryński	POL	20.83	0.179
21	2973	Alex Wilson	SUI	20.85	0.140
22	3264	Isiah Young	USA	20.89	0.190
DQ	2919	Antoine Adams	SKN	[20.85]	[0.170]		1
DQ	1104	Michael Mathieu	BAH	–	[-0.234]		2

Time	20:10
Wind	-0.5 m/s

Pos	Lane	Competitor	NOC	Time (Automatic)	Reaction Time
1	4	Yohan Blake	JAM	20.01	0.176	Q
2	7	Wallace Spearmon, Jr.	USA	20.02	0.174	Q
3	6	Christophe Lemaitre	FRA	20.03	0.158	q
4	8	Jaysuma Saidy Ndure	NOR	20.42	0.157
5	2	Likourgos Tsakonas	GRE	20.52	0.125
6	5	Bruno de Barros	BRA	20.55	0.159
7	3	Jared Connaughton	CAN	20.64	0.145
8	9	Kei Takase	JPN	20.70	0.175

Time	20:18
Wind	-0.6 m/s

Pos	Lane	Competitor	NOC	Time (Automatic)	Reaction Time
1	6	Usain Bolt	JAM	20.18	0.192	Q
2	4	Anaso Jobodwana	RSA	20.27	0.170	Q
3	7	Álex Quiñónez	ECU	20.37	0.193	q
4	9	Aaron Brown	CAN	20.42	0.183
5	5	Aldemir Gomes da Silva Júnior	BRA	20.63	0.164
6	2	Kamil Kryński	POL	20.83	0.179
7	3	Alex Wilson	SUI	20.85	0.140
8	8	Isiah Young	USA	20.89	0.190

Time	20:26
Wind	-0.4 m/s

Pos	Lane	Competitor	NOC	Time (Automatic)	Reaction Time
1	7	Churandy Martina	NED	20.17	0.148	Q
2	6	Warren Weir	JAM	20.28	0.186	Q
3	5	Christian Malcolm	GBR	20.51	0.157
4	4	Maurice Mitchell	USA	20.56	0.178
5	3	Brendan Christian	ANT	20.58	0.168
6	9	Shinji Takahira	JPN	20.77	0.190
DQ	8	Antoine Adams	SKN	[20.85]	[0.170]		3
DQ	2	Michael Mathieu	BAH	–	[-0.234]		4