400 Metres Summary | IAAF World Indoor Championships

First 2 in each heat (Q) and the next 2 fastest (q)

POS	Rank	Heat	BIB	ATHLETE	COUNTRY	RESULTS
1	1	4	321	Abdalelah Haroun	QAT	46.15 Q
2	1	3	233	Bralon Taplin	GRN	46.24 Q
3	1	1	350	Deon Lendore	TTO	46.38 Q
4	2	1	269	Boniface Ontuga Mweresa	KEN	46.44 Q SB
5	1	5	171	Pavel Maslák	CZE	46.57 Q
6	3	1	376	Kyle Clemons	USA	46.66 q
7	4	1	114	Alonzo Russell	BAH	46.66 q
8	1	2	349	Lalonde Gordon	TTO	46.72 Q
9	2	5	337	Luka Janežič	SLO	46.79 Q
10	2	3	358	Yavuz Can	TUR	46.82 Q
11	2	2	248	Fitzroy Dunkley	JAM	46.83 Q
12	3	2	183	Lucas Búa	ESP	46.86
13	2	4	161	Nery Brenes	CRC	46.92 Q SB
14	4	2	146	Philip Osei	CAN	47.00
15	3	4	401	Chidi Okezie	NGR	47.05
16	3	3	247	Ricardo Chambers	JAM	47.07
17	4	4	357	Batuhan Altintas	TUR	47.21
18	4	3	194	Marek Niit	EST	47.39
19	3	5	285	Liemarvin Bonevacia	NED	47.48
20	4	5	232	Payton Hazzard	GRN	47.61
21	5	3	398	Alberth Bravo	VEN	47.63 PB
22	6	3	226	Emmanuel Dasor	GHA	47.86
23	5	2	177	Gustavo Cuesta	DOM	48.46
24	5	1	180	George Erazo	ESA	49.66
25	5	5	308	Mowen Boino	PNG	49.81 PB
26	5	4	280	Kristijan Erfemov	MKD	50.28
		4	389	Vernon Norwood	USA	DQ R163.3(b)
		5	112	Michael Mathieu	BAH	DQ R163.3(b)
		1	339	Sadam Suliman Koumi El Nour	SUD	DNS
		2	289	Orukpe Eraiyokan	NGR	DNS

400 Metres men