400 Metres Summary | 7th IAAF World Youth Championships

First 3 in each heat (Q) and the next 3 fastest (q)

POS	Rank	Heat	BIB	ATHLETE	COUNTRY	RESULTS
1	1	5	835	Arman Hall	USA	46.76 Q
2	1	6	129	Jarryd Buchan	AUS	47.12 Q PB
3	2	6	491	Takuya Fukunaga	JPN	47.24 Q PB
4	3	6	521	Alphas Leken KISHOYIAN	KEN	47.31 Q
5	2	5	216	Brendon Restall	CAN	47.31 Q PB
6	1	1	785	Machel CEDENIO	TTO	47.32 Q
7	1	3	752	Sadam Suliman KOUMI EL NOUR	SUD	47.59 Q
8	2	1	488	Shotaro Aikyo	JPN	47.74 Q
9	1	7	362	Alex Boyce	GBR	47.82 Q PB
10	3	1	686	Pieter CONRADIE	RSA	47.83 Q
11	2	7	156	Andre Wells	BAH	47.87 Q
12	2	3	532	Dongbaek Choi	KOR	47.87 Q SB
13	1	2	348	Thomas JORDIER	FRA	47.89 Q PB
14	1	4	833	Najee Glass	USA	47.92 Q
15	4	6	651	Rafal Smolen	POL	48.04 q PB
16	3	5	681	Lorenzo Adams	RSA	48.05 Q
17	2	4	641	Patryk DOBEK	POL	48.13 Q
18	2	2	518	David Kipkemoi Chemjor	KEN	48.15 Q
19	3	3	190	Carlos Eduardo Grachet	BRA	48.20 Q
20	3	2	254	Mateo RUŽIĆ	CRO	48.39 Q
21	4	3	135	Jack Sheridan	AUS	48.48 q
22	3	4	706	Timofey Chalyy	RUS	48.49 Q
23	4	1	587	José de Jesús Fraire	MEX	48.67 q
24	5	1	773	Sibongakonke Matsenjwa	SWZ	48.73 PB
25	3	7	541	Ahmed Yahya Al Khayri	KSA	48.78 Q PB
26	6	1	612	Mohamedine Mahamadou	NIG	48.78 PB
27	5	3	618	Sondre Nyvold Lid	NOR	48.86
28	4	4	818	Oleksiy Pozdnyakov	UKR	48.92 PB
29	5	6	291	Lucas BÚA	ESP	49.04
30	6	6	742	Miloš Raovic	SRB	49.07 PB
31	7	6	746	Lahiru Jamuni	SRI	49.26 PB
32	7	1	185	Maykon Pedro da Cunha	BRA	49.32 SB
33	4	5	539	Basheer Atiah Al Barakati	KSA	49.42
34	8	1	630	Mohmmed Al Shueili	OMA	49.50
35	4	2	126	Samvel Grigoryan	ARM	49.64 PB
36	5	2	792	Zied Aissa	TUN	49.72
37	4	7	780	Nitipol Thongpoon	THA	49.72
38	6	3	405	Attila Farkas	HUN	49.77
39	5	4	209	Nathaniel George	CAN	49.90
40	6	4	432	Sandeep Sandeep	IND	49.94
41	7	3	347	Jordan Geenen	FRA	49.96
42	5	7	604	Bariadora Friday Tamunosia	NGR	49.97
43	6	2	486	Lennox Williams	JAM	50.01
44	6	7	248	Dónald Arias	CRC	50.25
45	5	5	616	Jørgen Kåshagen	NOR	50.34
46	6	5	585	Ever Carranza	MEX	50.60
47	7	4	305	Sergi Torres	ESP	51.42
48	8	3	225	Abdelkhedere Abdelrahaman Abdelbassit	CHA	51.54 PB
49	7	2	738	George Manebona	SOL	51.65 SB
50	7	5	425	Jatin Jain	IND	54.03
51	7	7	633	Usama Al-Gheilani	OMA	54.25
52	8	4	638	Omar Alkhatib	PLE	54.93 PB
		7	244	Bernardo BALOYES	COL	DQ
		6	782	Aleksandr Lukyanenko	TKM	DQ
		2	611	Japhet Samuel	NGR	DQ

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400 Metres Boys

7th IAAF World Youth Championships

First 3 in each heat (Q) and the next 3 fastest (q)