400 Metres Summary | 3rd IAAF World Youth Championships

POS	Rank	Heat	BIB	ATHLETE	COUNTRY	RESULTS
1	1	1	501	Nagmeldin Ali Abubakr	SUD	47.50 Q
2	1	5	407	Frank Puriza	NAM	47.57 Q PB
3	1	2	139	Antonio Side	DOM	47.84 Q PB
4	2	5	12	Joel Milburn	AUS	48.15 Q
5	1	6	539	Jamil James	TTO	48.24 Q
6	2	2	290	Usain Bolt	JAM	48.36 Q
7	3	2	193	Musa Jatta	GAM	48.48 Q
8	1	4	483	Aleksandr Sigalovskiy	RUS	48.49 Q
9	2	1	435	Rafal Blocian	POL	48.68 Q
10	4	2	200	Benjamin Higgins	GBR	48.90 q
11	1	3	571	Cedric Goodman	USA	48.92 Q
12	3	5	421	Samuel Wilson	NZL	48.93 Q
13	2	3	202	Nick Leavey	GBR	49.10 Q
14	2	4	578	Jarrith Jones	USA	49.28 Q
15	3	3	429	Nicolás López	PAR	49.28 Q PB
16	3	4	120	Željko Vincek	CRO	49.29 Q
17	3	1	160	Aitor Martín	ESP	49.30 Q
18	2	6	381	Mohammed Raziq	MAR	49.32 Q
19	4	3	331	Leonard Kibet Malakwen	KEN	49.39 q
20	4	5	337	Myung-jun Choi	KOR	49.48 q
21	4	4	48	Josue Gomes Ramos	BRA	49.48 q
22	4	1	326	Linus Kipchirchir Biwott	KEN	49.50 q
23	5	5	457	Christian Santiago	PUR	49.51 q PB
24	5	4	72	Ed Kalinowski	CAN	49.60 PB
25	5	1	291	Michael Gardener	JAM	49.85
26	5	2	392	Carlos Perez	MEX	49.85
27	3	6	63	Keenan Geer	CAN	50.17 Q
28	6	2	524	Yih-Sheng Chiou	TPE	50.31
29	7	2	230	Awudu Issah	GHA	50.89
30	4	6	453	Carlos Benitez	PUR	50.96
31	5	3	387	Osbaldo Chavez	MEX	51.26
32	6	3	279	Karaka Appa Rao	IND	51.42
33	5	6	522	Hsu-Chiao Huang	TPE	51.57
34	6	1	418	Cameron Hayton	NZL	51.95
35	6	4	434	Levi Albert	PNG	52.10
36	6	5	359	Ali Hussain	KUW	52.72
37	7	3	100	Yangyang Ming	CHN	53.07
38	7	1	111	Leiam Neale	COK	55.56
		6	45	Mothusi Obeilwe	BOT	DQ
		6	595	José Acevedo	VEN	DQ
		5	141	Francisco Aguirre	ECU	DQ
		4	496	Ivano Bucci	SMR	DNF

400 Metres Boys