400 Metres Hurdles Summary | IAAF World Championships London 2017

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

POS	Rank	Heat	BIB	ATHLETE	COUNTRY	RESULTS	ms*
1	1	1	3799	Zuzana HEJNOVÁ	CZE	54.59 Q
2	1	2	4047	Ristananna Tracey	JAM	54.79 Q
3	2	2	4239	Lea SPRUNGER	SUI	54.82 Q
4	2	1	4323	Kori CARTER	USA	54.92 Q
5	1	3	4357	Dalilah MUHAMMAD	USA	55.00 Q
6	2	3	3746	Sage WATSON	CAN	55.05 Q
7	3	2	4375	Cassandra TATE	USA	55.31 q
8	3	3	3888	Eilidh Doyle	GBR	55.33 q
9	4	2	3809	Sara Slott PETERSEN	DEN	55.45
10	3	1	4206	Wenda NEL	RSA	55.70
11	4	1	4351	Shamier LITTLE	USA	55.76
12	5	1	4231	Petra Fontanive	SUI	55.79
13	4	3	4015	Yadisleidis PEDROSO	ITA	55.95
14	6	1	4039	Leah NUGENT	JAM	56.19
15	7	1	4179	Joanna LINKIEWICZ	POL	56.25
16	5	3	4194	Grace CLAXTON	PUR	56.40	.396
17	6	3	3805	Denisa Rosolová	CZE	56.40	.398
18	5	2	4009	Ayomide FOLORUNSO	ITA	56.47
19	8	1	4265	Sparkle MCKNIGHT	TTO	56.59
20	6	2	3882	Meghan BEESLEY	GBR	56.61
21	7	2	4218	Agata ZUPIN	SLO	57.05
22	7	3	4161	Gianna WOODRUFF	PAN	57.32
		2	4148	Glory Onome Nathaniel	NGR	DQ
		3	4048	Ronda WHYTE	JAM	DQ