400 Metres Result | 13th IAAF World Junior Championships

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

POS	BIB	ATHLETE	COUNTRY	MARK	Reaction Time
1	486	Bukola Abogunloko	NGR	52.86 Q	0.285
2	548	Bianca Razor	ROU	53.06 Q	0.194
3	408	Jody Ann Muir	JAM	53.20 q	0.257
4	675	Regina George	USA	53.59 q	0.179
5	121	Anneliese RUBIE-RENSHAW	AUS	54.39	0.166
6	370	Gulustan Mahmood Ieso	IRQ	54.70	0.249
7	345	Christina Zwirner	GER	54.86
8	430	Miho Shingu	JPN	55.66	0.176

POS	BIB	ATHLETE	COUNTRY	MARK	Reaction Time
1	487	Margaret Etim	NGR	52.63 Q	0.229
2	136	Shaunae MILLER-UIBO	BAH	53.21 Q	0.185
3	156	Bárbara de Oliveira	BRA	53.60	0.191
4	271	Ella Räsänen	FIN	53.73 PB	0.172
5	188	Katherine Reid	CAN	53.80	0.202
6	140	Sade Sealy	BAR	54.90	0.205
7	340	Julia Schaefers	GER	55.09	0.196
	153	Yuliya Yurenia	BLR	DQ

POS	BIB	ATHLETE	COUNTRY	MARK	Reaction Time
1	398	Chantel MALONE	IVB	53.37 Q	0.213
2	701	Stacey-Ann Smith	USA	53.48 Q	0.219
3	169	Chanice Chase	CAN	53.72	0.222
4	564	Maria Nikolaeva	RUS	53.86	0.188
5	130	Rashan Brown	BAH	54.14	0.163
6	547	Adelina Pastor	ROU	54.47	0.202
7	411	Janieve RUSSELL	JAM	55.16	0.196
8	385	Marta Maffioletti	ITA	55.72	0.200