400 Metres Hurdles Summary | IAAF World Championships London 2017

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

POS	Rank	Heat	BIB	ATHLETE	COUNTRY	RESULTS	ms*
1	1	1	4357	Dalilah Muhammad	USA	54.59 Q
2	1	3	4047	Ristananna Tracey	JAM	54.92 Q
3	1	4	4323	Kori Carter	USA	54.99 Q
4	1	2	3799	Zuzana Hejnová	CZE	55.05 Q
5	2	1	3746	Sage Watson	CAN	55.06 Q
6	1	5	4239	Lea Sprunger	SUI	55.14 Q
7	2	5	4048	Ronda Whyte	JAM	55.18 Q
8	2	2	3809	Sara Slott Petersen	DEN	55.23 Q
9	3	5	4148	Glory Onome Nathaniel	NGR	55.30 Q PB
10	3	1	3805	Denisa Rosolová	CZE	55.41 Q SB
11	4	1	4265	Sparkle McKnight	TTO	55.46 Q SB
12	2	4	4206	Wenda Nel	RSA	55.47 Q
13	3	2	4375	Cassandra Tate	USA	55.48 Q
14	3	4	3888	Eilidh Doyle	GBR	55.49 Q
15	4	2	4009	Ayomide Folorunso	ITA	55.65 Q SB
16	2	3	4231	Petra Fontanive	SUI	56.13 Q
17	5	1	4039	Leah Nugent	JAM	56.16 q
18	3	3	4351	Shamier Little	USA	56.18 Q	.172
19	5	2	4179	Joanna Linkiewicz	POL	56.18 q	.176
20	4	5	4194	Grace Claxton	PUR	56.35 Q
21	5	5	4015	Yadisleidis Pedroso	ITA	56.41 q	.401
22	6	5	3882	Meghan Beesley	GBR	56.41 q	.408
23	7	5	4155	Amalie Iuel	NOR	56.42
24	6	1	3787	Zurian Hechavarría	CUB	56.44
25	7	1	3641	Lauren Boden	AUS	56.49
26	4	4	4161	Gianna Woodruff	PAN	56.50 Q
27	4	3	4218	Agata Zupin	SLO	56.54 Q
28	5	3	4293	Olena Kolesnychenko	UKR	56.88
29	5	4	4007	Marzia Caravelli	ITA	56.92
30	6	2	3915	Jessica Turner	GBR	56.98
31	6	4	4307	Viktoriya Tkachuk	UKR	57.05
32	6	3	3711	Aminat Jamal	BRN	57.41
33	8	5	3733	Noelle Montcalm	CAN	57.45
34	7	3	3923	Jackie Baumann	GER	57.59
35	7	2	4309	Déborah Rodríguez	URU	57.61 SB
36	8	2	4232	Yasmin Giger	SUI	57.72
37	7	4	3658	Tia-Adana Belle	BAR	58.82
38	8	4	4115	Drita Islami	MKD	1:00.38
39	8	3	4258	Kristina Pronzhenko	TJK	1:03.44