400 Metres Result | 3rd IAAF World Youth Championships

First 4 in each heat (Q)

POS	BIB	ATHLETE	COUNTRY	MARK	Reaction Time
1	711	Jaimee-Lee Starr	AUS	54.23 Q	0.144
2	1078	Antonina Krivoshapka	RUS	54.25 Q	0.000
3	1161	Brandi Cross	USA	54.80 Q	0.154
4	952	Sonita Sutherland	JAM	55.07 Q	0.267
5	1132	Abigail David	TTO	56.48	0.247
6	853	Karolin Tsarski	EST	56.96	0.193
7	1047	Zuliana Fontanez	PUR	58.03	0.209
8	939	Erica Franzolini	ITA	58.47	0.212

POS	BIB	ATHLETE	COUNTRY	MARK	Reaction Time
1	1166	Natasha Hastings	USA	54.03 Q	0.180
2	1106	Muna Jabir Adam	SUD	54.80 Q	0.205
3	873	Gemma Nicol	GBR	54.86 Q	0.233
4	1020	Queen Ogbemudia	NGR	54.91 Q PB	0.222
5	1083	Anastasiya Shuvalova	RUS	54.94	0.162
6	778	Jenna Martin	CAN	55.85	0.189
7	961	Junko Kitajima	JPN	56.84	0.177
8	1196	Kineke Alexander	VIN	57.49	0.176