400 metres, Boys

Date	17 – 21 August 2010
Status	YOG
Location	Bishan Stadium, Bishan, Singapore
Participants	29 from 29 countries

Pos	Nr	Athlete	NOC	R1	Final
1	–	Luguelín Santos	DOM	46.82 (1 h4)	47.11 (1 h1)	Gold
2	–	Ruan Greyling	RSA	47.60 (2 h4)	47.22 (2 h1)	Silver
3	–	Alphas Leken Kishoyian	KEN	47.79 (2 h3)	47.24 (3 h1)	Bronze
4	–	Sadam Koumi	SUD	47.37 (1 h3)	47.32 (4 h1)
5	–	Leandro de Araújo	BRA	48.23 (3 h3)	47.59 (5 h1)
6	–	Najee Glass	USA	47.83 (2 h1)	47.65 (6 h1)
7	–	Nikita Uglov	RUS	47.43 (1 h1)	48.15 (7 h1)
8	–	Lukas Schmitz	GER	47.27 (1 h2)	48.70 (8 h1)
9	–	Marco Lorenzi	ITA	48.40 (2 h2)	48.31 (1 h2)
10	–	Shaquille Alleyne	BAR	48.68 (3 h1)	48.35 (2 h2)
11	–	Choi Dong-Baek	KOR	49.20 (3 h4)	48.42 (3 h2)
12	–	Sebastian Wiszniewski	POL	48.83 (3 h2)	48.45 (4 h2)
13	–	Abdullah Abkar	KSA	49.18 (4 h2)	48.51 (5 h2)
14	–	Golden Gunde	MAW	48.68 (4 h3)	48.71 (6 h2)
15	–	Simon Lawrence	DMA	48.82 (4 h1)	49.26 (7 h2)
16	–	Omar Ceesay	GAM	52.09 (5 h3)	50.07 (1 h3)
17	–	Luke Greco	AUS	50.82 (4 h4)	50.76 (2 h3)
18	–	Fousseyni Tamboura	MLI	50.96 (5 h1)	51.01 (3 h3)
19	–	Jalil Salmon	ANT	53.55 (6 h4)	52.58 (4 h3)
20	–	Davy Julien Edou	GAB	53.59 (6 h1)	54.15 (5 h3)
21	–	Djato Emmanuel	CHA	– (DQ h3)	51.03 (1 h4)
22	–	Yorghena Embole Mokulu	COD	– (DNF h1)	51.24 (2 h4)
23	–	David Walter	ISV	53.90 (6 h2)	52.50 (3 h4)
24	–	Michael Gaitan	GUM	55.07 (6 h3)	55.20 (4 h4)
DQ	–	Jimmy Thoronka	SLE	52.83 (5 h2)	– (DQ h3)
DNF	–	Rosen Daniel	LCA	– (DNF h2)	– (DNS h4)
DNF	–	Maima Moiya	TUV	1:03.28 (7 h1)	– (DNS h4)
DNF	–	Stanley Sipolo	SOL	54.53 (7 h4)	– (DNS h4)
DNF	–	Lennox Williams	JAM	52.27 (5 h4)	– (DNS h3)

Round One (17 August 2010 — 11:30)

Top eight advanced to final round based on time.

Pos	Nr	Athlete	NOC	Time
1	–	Nikita Uglov	RUS	47.43	Q
2	–	Najee Glass	USA	47.83	Q
3	–	Shaquille Alleyne	BAR	48.68	QB
4	–	Simon Lawrence	DMA	48.82	QB
5	–	Fousseyni Tamboura	MLI	50.96	q
6	–	Davy Julien Edou	GAB	53.59	q
7	–	Maima Moiya	TUV	1:03.28	QD
DNF	–	Yorghena Embole Mokulu	COD	–

Pos	Nr	Athlete	NOC	Time
1	–	Lukas Schmitz	GER	47.27	Q
2	–	Marco Lorenzi	ITA	48.40	QB
3	–	Sebastian Wiszniewski	POL	48.83	QB
4	–	Abdullah Abkar	KSA	49.18	QB
5	–	Jimmy Thoronka	SLE	52.83	q
6	–	David Walter	ISV	53.90	QD
DNF	–	Rosen Daniel	LCA	–

Pos	Nr	Athlete	NOC	Time
1	–	Sadam Koumi	SUD	47.37	Q
2	–	Alphas Leken Kishoyian	KEN	47.79	Q
3	–	Leandro de Araújo	BRA	48.23	Q
4	–	Golden Gunde	MAW	48.68	QB
5	–	Omar Ceesay	GAM	52.09	q
6	–	Michael Gaitan	GUM	55.07	QD
DQ	–	Djato Emmanuel	CHA	–

Pos	Nr	Athlete	NOC	Time
1	–	Luguelín Santos	DOM	46.82	Q
2	–	Ruan Greyling	RSA	47.60	Q
3	–	Choi Dong-Baek	KOR	49.20	QB
4	–	Luke Greco	AUS	50.82	q
5	–	Lennox Williams	JAM	52.27	q
6	–	Jalil Salmon	ANT	53.55	q
7	–	Stanley Sipolo	SOL	54.53	QD

Pos	Nr	Athlete	NOC	Time
1	–	Luguelín Santos	DOM	47.11
2	–	Ruan Greyling	RSA	47.22
3	–	Alphas Leken Kishoyian	KEN	47.24
4	–	Sadam Koumi	SUD	47.32
5	–	Leandro de Araújo	BRA	47.59
6	–	Najee Glass	USA	47.65
7	–	Nikita Uglov	RUS	48.15
8	–	Lukas Schmitz	GER	48.70

Pos	Nr	Athlete	NOC	Time
1	–	Marco Lorenzi	ITA	48.31
2	–	Shaquille Alleyne	BAR	48.35
3	–	Choi Dong-Baek	KOR	48.42
4	–	Sebastian Wiszniewski	POL	48.45
5	–	Abdullah Abkar	KSA	48.51
6	–	Golden Gunde	MAW	48.71
7	–	Simon Lawrence	DMA	49.26

Pos	Nr	Athlete	NOC	Time
1	–	Omar Ceesay	GAM	50.07
2	–	Luke Greco	AUS	50.76
3	–	Fousseyni Tamboura	MLI	51.01
4	–	Jalil Salmon	ANT	52.58
5	–	Davy Julien Edou	GAB	54.15
DQ	–	Jimmy Thoronka	SLE	–
DNS	–	Lennox Williams	JAM	–

Pos	Nr	Athlete	NOC	Time
1	–	Djato Emmanuel	CHA	51.03
2	–	Yorghena Embole Mokulu	COD	51.24
3	–	David Walter	ISV	52.50
4	–	Michael Gaitan	GUM	55.20
DNS	–	Rosen Daniel	LCA	–
DNS	–	Maima Moiya	TUV	–
DNS	–	Stanley Sipolo	SOL	–