400 Metres Summary | IAAF World Indoor Championships

First 2 in each heat (Q) and the next 6 fastest (q)

POS	Rank	Heat	BIB	ATHLETE	COUNTRY	RESULTS	ms*
1	1	1	879	Courtney Okolo	USA	51.54 Q
2	1	5	750	Stephenie Ann McPherson	JAM	52.18 Q SB
3	2	1	718	Maria Belimpasaki	GRE	52.27 Q PB
4	2	5	688	Eilidh Doyle	GBR	52.31 Q
5	1	4	891	Shakima Wimbley	USA	52.43 Q
6	1	2	834	Lea Sprunger	SUI	52.46 Q
7	2	2	783	Madiea Ghafoor	NED	52.54 Q
8	1	3	687	Zoey Clark	GBR	52.75 Q	.749
9	3	5	730	Phil Healy	IRL	52.75 q	.750
10	3	2	705	Nadine Gonska	GER	52.77 q PB
11	4	5	835	Alexandra Bezeková	SVK	52.78 q
12	2	4	772	Agné Šerkšnienė	LTU	52.81 Q NIR
13	3	1	856	Anna Ryzhykova	UKR	52.96 q PB
14	3	4	741	Raphaela Boaheng Lukudo	ITA	52.98 q PB
15	2	3	807	Justyna Święty-Ersetic	POL	53.05 Q	.043
16	4	1	659	Lada Vondrová	CZE	53.05 q	.047
17	4	4	809	Patrycja Wyciszkiewicz-Zawadzka	POL	53.22
18	3	3	737	Ayomide Folorunso	ITA	53.24
19	4	3	629	Kelsey Balkwill	CAN	53.29
20	4	2	632	Travia Jones	CAN	53.31
21	1	6	753	Tovea Jenkins	JAM	53.39 Q
22	5	3	761	Svetlana Golendova	KAZ	53.44
23	5	4	826	Anita Horvat	SLO	53.52
24	5	5	828	Tamara Salaški	SRB	53.61
25	5	2	668	Laura Bueno	ESP	53.66
26	5	1	762	Elina Mikhina	KAZ	53.90
27	6	5	819	Grace Claxton	PUR	53.92
28	2	6	836	Iveta Putalová	SVK	53.97 Q
29	3	6	813	Cátia Azevedo	POR	54.17
30	6	3	897	Kineke Alexander	VIN	55.46
31	4	6	780	Djénébou Danté	MLI	57.85 SB
		6	827	Maja Ćirić	SRB	DQ
		2	678	Miriama Senokonoko	FIJ	DQ
		6	790	Patience Okon George	NGR	DNS