400 Metres Hurdles Summary | World Athletics Championships, Budapest 2023

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	1420	Shamier LITTLE	USA	52.81 Q SB
2	1	2	1136	Femke BOL	NED	52.95 Q
3	1	1	1008	Rushell CLAYTON	JAM	53.30 Q PB
4	2	3	599	Kemi ADEKOYA	BRN	53.39 Q AR
5	2	1	1383	Anna COCKRELL	USA	53.63 Q PB
6	3	3	1026	Janieve RUSSELL	JAM	53.69 q
7	2	2	1018	Andrenette KNIGHT	JAM	53.72 Q
8	4	3	987	Ayomide FOLORUNSO	ITA	53.89 q NR
9	3	2	1431	Dalilah MUHAMMAD	USA	54.19
10	4	2	1366	Anna RYZHYKOVA	UKR	54.42 SB
11	3	1	790	Viivi LEHIKOINEN	FIN	54.48
12	4	1	850	Jessie KNIGHT	GBR	54.51
13	5	2	887	Carolina KRAFZIK	GER	54.58
14	5	3	1145	Cathelijn PEETERS	NED	54.63
15	5	1	1196	Gianna WOODRUFF	PAN	54.71
16	6	3	629	Savannah SUTHERLAND	CAN	54.99
17	6	2	690	Nikoleta JÍCHOVÁ	CZE	55.01
18	6	1	1119	Noura ENNADI	MAR	55.15
19	7	1	1369	Viktoriya TKACHUK	UKR	55.43	.427
20	7	2	1182	Line KLOSTER	NOR	55.43	.429
21	8	2	1266	Zenéy VAN DER WALT	RSA	55.49
22	8	1	1000	Rebecca SARTORI	ITA	55.98
23	7	3	553	Hanne CLAES	BEL	56.06
24	8	3	874	Eileen DEMES	GER	56.71