400 Metres Summary | 12th IAAF World Championships in Athletics

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

Rank	Heat	BIB	ATHLETE	COUNTRY	RESULTS
7	3	846	Tiandra Ponteen	SKN	53.22
6	2	667	Folasade Abugan	NGR	51.75
5	1	241	Norma González	COL	51.91
6	1	1051	Kineke Alexander	VIN	53.43
8	3	523	Christine Day	JAM	53.46
7	2	603	Joy Nakhumicha Sakari	KEN	52.69
1	3	1022	Sanya Richards-Ross	USA	50.21 Q
3	2	985	Debbie Dunn	USA	49.95 q PB
4	1	969	Jessica BEARD	USA	51.20
2	3	393	Christine Ohuruogu	GBR	50.35 Q SB
1	2	535	Shericka Williams	JAM	49.51 Q PB
2	1	159	Amantle MONTSHO	BOT	49.89 Q SB
1	1	534	Novlene Williams-Mills	JAM	49.88 Q SB
4	3	506	Libania Grenot	ITA	50.85
2	2	806	Antonina Krivoshapka	RUS	49.67 Q
3	3	809	Lyudmila Litvinova	RUS	50.52
4	2	390	Nicola Sanders	GBR	50.45 SB
	1	799	Anastasiya Kapachinskaya	RUS	DQ
5	3	262	Indira Terrero	CUB	51.87
8	2	351	Solene Désert-Mariller	FRA	53.26
	1	678	Amaka Ogoegbunam	NGR	DQ
5	2	842	Amy Mbacke Thiam	SEN	51.70
3	1	479	Aliann Pompey	GUY	50.71 NR
6	3	426	Sorina Nwachukwu	GER	51.98

400 Metres women