400 Metres Hurdles Summary | World Athletics Championships, Oregon 2022

First 2 of each heat (Q) plus 2 fastest times (q) qualify to Final

POS	Rank	Heat	BIB	ATHLETE	COUNTRY	RESULTS	ms*
1	1	3	1188	Sydney MCLAUGHLIN	USA	52.17 Q
2	1	2	948	Femke BOL	NED	52.84 Q
3	1	1	1193	Dalilah MUHAMMAD	USA	53.28 Q SB
4	2	2	1183	Shamier LITTLE	USA	53.61 Q SB
5	3	2	834	Rushell CLAYTON	JAM	53.63 q PB
6	2	3	999	Gianna WOODRUFF	PAN	53.69 Q AR
7	4	2	1218	Britton WILSON	USA	53.72 q
8	3	3	851	Shiann SALMON	JAM	54.16
9	4	3	1136	Viktoriya TKACHUK	UKR	54.24 SB
10	5	3	810	Ayomide Temilade FOLORUNSO	ITA	54.34 NR
11	5	2	614	Sara GALLEGO	ESP	54.49
12	2	1	1133	Anna RYZHYKOVA	UKR	54.51 Q
13	6	2	657	Viivi LEHIKOINEN	FIN	54.60 NR
14	3	1	850	Janieve RUSSELL	JAM	54.66
15	6	3	984	Amalie IUEL	NOR	54.81	.801
16	4	1	1058	Zenéy VAN DER WALT	RSA	54.81 PB	.806
17	7	3	555	Melissa GONZALEZ	COL	55.13
18	7	2	695	Jessie KNIGHT	GBR	55.39
19	5	1	451	Paulien COUCKUYT	BEL	55.42
20	6	1	989	Portia BING	NZL	55.53
21	7	1	412	Sarah CARLI	AUS	55.57 SB
22	8	1	823	Rebecca SARTORI	ITA	55.90
23	8	2	818	Linda OLIVIERI	ITA	56.04
24	8	3	1080	Yasmin GIGER	SUI	56.31