400 Metres Summary | 15th IAAF World Championships

First 3 in each heat (Q) and the next 6 fastest (q)

POS	Rank	Heat	BIB	ATHLETE	COUNTRY	RESULTS
1	1	4	515	Stephenie Ann McPherson	JAM	50.34 Q SB
2	1	5	698	Bianca Razor	ROU	50.37 Q PB
3	2	5	512	Shericka Jackson	JAM	50.41 Q
4	2	4	881	Phyllis Francis	USA	50.52 Q SB
5	1	6	142	Shaunae Miller-Uibo	BAH	50.53 Q
6	1	3	509	Christine Day	JAM	50.58 Q
7	1	1	879	Allyson Felix	USA	50.60 Q
8	3	5	630	Patience Okon George	NGR	50.87 Q
9	2	1	366	Floria Guei	FRA	50.89 Q PB
10	1	2	390	Christine Ohuruogu	GBR	51.01 Q
11	3	1	843	Nataliia Pygyda	UKR	51.07 Q SB
11	2	6	513	Novlene Williams-Mills	JAM	51.07 Q SB
13	4	5	389	Anyika Onuora	GBR	51.14 q PB
14	2	2	367	Marie Gayot	FRA	51.24 Q PB
15	3	2	889	Natasha Hastings	USA	51.25 Q
16	4	1	678	Patrycja Wyciszkiewicz-Zawadzka	POL	51.31 q PB
17	4	2	571	Maureen Jelagat Maiyo	KEN	51.40 q PB
18	3	4	725	Nadezhda Kotlyarova	RUS	51.42 Q PB
19	2	3	944	Kabange Mupopo	ZAM	51.55 Q
19	3	6	736	Ekaterina Renzhina	RUS	51.55 Q
21	4	6	489	Libania Grenot	ITA	51.64 q
22	5	1	112	Anneliese Rubie-Renshaw	AUS	51.69 q PB
23	5	5	205	Carline Muir	CAN	51.70 q SB
24	4	4	631	Regina George	NGR	51.74
24	5	4	668	Małgorzata Hołub-Kowalik	POL	51.74 PB
26	5	6	853	Olha Zemlyak	UKR	52.00
27	6	6	663	Iga Baumgart-Witan	POL	52.02 PB
28	3	3	730	Mariya Mikhailyuk	RUS	52.16
29	4	3	585	Gunta Vaičule	LAT	52.17 PB
30	6	1	943	Kineke Alexander	VIN	52.24
31	6	5	291	Lisneidy Veitia	CUB	52.25
32	6	4	708	Justine Palframan	RSA	52.45
33	5	3	488	Maria Benedicta Chigbolu	ITA	52.48
34	7	1	782	Iveta Putalová	SVK	52.52
35	5	2	173	Geisa Aparecida Coutinho	BRA	52.72
36	7	6	322	Aauri Lorena Bokesa	ESP	52.98
37	6	3	209	Audrey Jean-Baptiste	CAN	53.18
38	6	2	109	Amaliya Sharoyan	ARM	54.16
39	7	4	627	Dil Maya Karki	NEP	1:00.99 SB
		3	578	Joy Nakhumicha Sakari	KEN	DQ
		2	628	Tosin Adeloye	NGR	DQ
		5	574	Jacinter Shikanda	KEN	DQ R163.3(a)

400 Metres women