400 Metres Hurdles Summary | IAAF World Athletics Championships, DOHA 2019

First 4 in each heat (Q) and the next 4 fastest (q)

POS	Rank	Heat	BIB	ATHLETE	COUNTRY	RESULTS	ms*
1	1	3	1603	Abderrahman Samba	QAT	49.08 Q
2	2	3	1208	Takatoshi Abe	JPN	49.25 Q
3	1	1	1491	Karsten Warholm	NOR	49.27 Q
4	1	5	691	Rasmus Mägi	EST	49.34 Q SB
5	2	1	1066	Thomas Barr	IRL	49.41 Q
6	2	5	770	Ludvy Vaillant	FRA	49.49 Q
7	3	3	1895	TJ Holmes	USA	49.50 Q
8	3	5	105	Abdelmalik Lahoulou	ALG	49.54 Q
9	1	2	1149	Kyron McMaster	IVB	49.60 Q
10	1	4	1867	Rai Benjamin	USA	49.62 Q	.611
11	3	1	1045	Jabir Madari Pillyalil	IND	49.62 Q	.619
12	4	1	1170	Kemar Mowatt	JAM	49.63 Q
13	2	2	328	Alison dos Santos	BRA	49.66 Q
14	5	1	1910	Amere Lattin	USA	49.72 q
15	4	5	846	Chris McAlister	GBR	49.73 Q
16	5	5	1772	Yasmani Copello	TUR	49.75 q
17	2	4	1767	Mohamed Touati	TUN	49.76 Q
18	3	4	1527	Patryk Dobek	POL	49.89 Q
19	6	1	1400	Fernando Vega	MEX	49.95 q	.949
19	3	2	1744	Chieh Chen	TPE	49.95 Q	.949
21	4	3	1452	Rilwan Alowonle	NGR	50.04 Q
22	4	4	585	Vít Müller	CZE	50.15 Q
23	4	2	904	Luke Campbell	GER	50.20 Q
24	5	4	1240	Masaki Toyoda	JPN	50.34 q
25	7	1	1064	Mahdi Pirjahan	IRI	50.46
26	5	3	1431	Nick Smidt	NED	50.54
27	6	5	1035	Dharun Ayyasamy	IND	50.55
28	6	3	1678	Kariem Hussein	SUI	50.62
29	6	4	654	Sergio Fernández	ESP	50.71
30	5	2	1415	Creve Armando Machava	MOZ	50.76
31	7	5	925	Constantin Preis	GER	50.93
32	7	4	336	Marcio Teles	BRA	51.02
33	7	3	780	Wilfried Happio	FRA	51.25
34	8	1	337	Artur Terezan	BRA	51.52 SB
35	6	2	1625	Lindsay Hanekom	RSA	51.71
36	7	2	1656	Ned Justeen Azemia	SEY	52.58
37	8	3	1667	Andrea Ercolani Volta	SMR	52.60 NR
38	8	5	1081	Malique Smith	ISV	59.45
		2	389	Bienvenu Sawadogo	BUR	DQ