400 Metres Result | 7th IAAF World Youth Championships

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

POS	BIB	ATHLETE	COUNTRY	MARK	Reaction Time
1	1327	Chrisann Gordon	JAM	52.79 Q	0.189
2	1599	Robin Reynolds	USA	53.21 Q	0.155
3	1454	Patrycja Wyciszkiewicz-Zawadzka	POL	53.97	0.170
4	1322	Ylenia Vitale	ITA	55.29 PB	0.182
5	1503	Anna Parfenova	RUS	55.40	0.201
6	1119	Kristina Dudek	CRO	56.49	0.166
7	1299	Priyanka Mondal	IND	57.16	0.182
8	1225	Brigitte Ntiamoah	FRA	57.38	0.219

POS	BIB	ATHLETE	COUNTRY	MARK	Reaction Time
1	1039	Shaunae Miller-Uibo	BAH	52.92 Q	0.368
2	1585	Kendall Baisden	USA	53.32 Q	0.171
3	1477	Bianca Razor	ROU	53.51 q	0.175
4	1419	Florence Uwakwe	NGR	54.11	0.155
5	1390	Modesta Justė Morauskaitė	LTU	55.55 PB	0.208
6	1511	Anja Benko	SLO	55.89	0.196
7	1316	Raphaela Boaheng Lukudo	ITA	56.46	0.170
8	1290	Bianka Kéri	HUN	56.97	0.223

POS	BIB	ATHLETE	COUNTRY	MARK	Reaction Time
1	1073	Christian Brennan	CAN	53.15 Q	0.184
2	1330	Olivia James	JAM	53.51 Q	0.243
3	1203	Ella Räsänen	FIN	53.92 q	0.183
4	1417	Rita Ossai	NGR	54.02	0.184
5	1573	Kateryna Klymiuk	UKR	56.15	0.199
6	1163	Bárbara Camblor	ESP	56.25	0.260
7	1514	Dorotea Rebernik	SLO	57.05	0.156
8	1447	Blanka Kuta	POL	58.35	0.158