400 Metres Summary | IAAF World U20 Championships Tampere 2018

First 4 in each heat (Q) and the next 4 fastest (q)

POS	Rank	Heat	BIB	ATHLETE	COUNTRY	RESULTS
1	1	4	1731	Hima Das	IND	52.25 Q
2	1	1	1960	Taylor Manson	USA	52.68 Q
3	2	4	1776	Stacey-Ann Williams	JAM	52.71 Q SB
4	1	2	1808	Mary Moraa	KEN	52.85 Q PB
5	1	3	1510	Ella Connolly	AUS	52.99 Q SB
6	2	2	1871	Andrea Miklós	ROU	53.14 Q
7	2	3	1549	Tiffani Silva Marinho	BRA	53.18 Q
8	3	3	1600	Roxana Gómez	CUB	53.19 Q
9	2	1	1748	Davicia Patterson	IRL	53.20 Q
10	3	2	1758	Elisabetta Vandi	ITA	53.51 Q PB
11	3	1	1932	Stella Wonruku	UGA	53.55 Q
12	4	2	1646	Frehiywot Wondie	ETH	53.59 Q
13	4	1	1565	Sharelle Samuel	CAN	53.62 Q PB
14	3	4	1561	Ashlan Best	CAN	53.91 Q SB
15	4	4	1617	Fiordaliza Cofil	DOM	54.13 Q
16	1	5	1733	Jisna Mathew	IND	54.32 Q
17	5	1	1582	Nuo Liang	CHN	54.33 q SB
18	5	2	1553	Giovana dos Santos	BRA	54.35 q
19	2	5	1718	Amanda Crawford	GRN	54.37 Q
20	6	1	1597	Angie Melisa Palacios	COL	54.42 q PB
21	4	3	1578	Shalysa Wray	CAY	54.48 Q
22	5	4	1587	Yu Zhou	CHN	54.49 q SB
23	6	4	1579	Martina Weil	CHI	54.52
24	5	3	1761	Camilla Pitzalis	ITA	54.59 PB
25	6	2	1739	Ciara Deely	IRL	54.69
26	3	5	1900	Veronica Vancardo	SUI	54.93 Q
27	4	5	1697	Laura Kaufmann	GER	54.96 Q
28	7	2	1656	Mette Baas	FIN	55.42
29	6	3	1620	Milagros Durán	DOM	55.56
30	5	5	1961	Symone Mason	USA	55.66
31	6	5	1644	Mahilet Fikre	ETH	55.88
32	7	4	1935	Tetyana Kaysen	UKR	57.14
33	7	3	1872	Nicola Gibbon	RSA	57.90
34	7	5	1830	Maria Alejandra Carmona	NCA	58.39 PB
35	7	1	1876	Marlie Viljoen	RSA	59.01
36	8	1	1826	Aishath Himna Hassan	MDV	59.76 NU20R
37	8	5	1812	Patrīcija Karlīna Roshofa	LAT	60.08
		3	1917	Rae-Anne Serville	TTO	DNF
		2	1979	Pamela Milano	VEN	DNS

400 Metres women