400 Metres Hurdles Result | 15th IAAF World Championships

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

POS	BIB	ATHLETE	COUNTRY	MARK	Reaction Time
1	922	Cassandra TATE	USA	54.33 Q	0.270
2	707	Wenda NEL	RSA	54.63 Q	0.216
3	387	Eilidh Doyle	GBR	54.80 q	0.206
4	857	Anna RYZHYKOVA	UKR	55.16 SB	0.203
5	150	Axelle Dauwens	BEL	55.82 SB	0.169
6	774	Lea SPRUNGER	SUI	55.83	0.201
7	737	Vera Rudakova	RUS	56.41	0.233
8	858	Déborah RODRÍGUEZ	URU	56.47	0.181

POS	BIB	ATHLETE	COUNTRY	MARK	Reaction Time
1	310	Sara Slott PETERSEN	DEN	54.34 Q	0.164
2	525	Kaliese Spencer	JAM	54.45 Q	0.195
3	896	Shamier LITTLE	USA	54.86 q	0.313
4	308	Denisa Rosolová	CZE	55.73	0.220
5	811	Sparkle MCKNIGHT	TTO	56.21	0.206
6	770	Petra Fontanive	SUI	56.35	0.180
7	207	Sage WATSON	CAN	56.38	0.174
8	596	Eglé Staišiunaité	LTU	56.48	0.202

POS	BIB	ATHLETE	COUNTRY	MARK	Reaction Time
1	303	Zuzana HEJNOVÁ	CZE	54.24 Q	0.157
2	523	Janieve RUSSELL	JAM	54.78 Q SB	0.168
3	385	Meghan BEESLEY	GBR	55.41	0.191
4	110	Lauren BODEN	AUS	56.04	0.167
5	311	Stina TROEST	DEN	56.13	0.191
6	365	Aurelie CHABOUDEZ	FRA	56.13	0.205
7	795	Elise Malmberg	SWE	56.58	0.184
	870	Kori CARTER	USA	DNF	0.160