2008 World Junior Championships in Athletics – Men's 400 metres hurdles explained

The men's 400 metres hurdles event at the 2008 World Junior Championships in Athletics was held in Bydgoszcz, Poland, at Zawisza Stadium on 9, 10 and 11 July.

Medalists

Gold	Jeshua Anderson
Silver	Johnny Dutch
Bronze	Amaurys Valle

Results

Final

11 July

Rank	Name	Nationality	Time	Notes
	align=left		align=left		48.68
	align=left		align=left		49.25
	align=left		align=left		49.56
4	align=left		align=left		50.39
5	align=left		align=left		50.78
6	align=left		align=left		51.35
7	align=left		align=left		51.70
8	align=left		align=left		53.63

Semifinals

10 July

Semifinal 1

Rank	Name	Nationality	Time	Notes
1	align=left		align=left		50.40	Q
2	align=left		align=left		51.17	Q
3	align=left		align=left		51.46	q
4	align=left		align=left		51.48	q
5	align=left		align=left		51.89
6	align=left		align=left		52.07
7	align=left		align=left		52.14
8	align=left		align=left		52.39

Semifinal 2

Rank	Name	Nationality	Time	Notes
1	align=left		align=left		49.90	Q
2	align=left		align=left		51.60	Q
3	align=left		align=left		51.73
4	align=left		align=left		52.31
5	align=left		align=left		52.51
6	align=left		align=left		52.60
7	align=left		align=left		53.09
	align=left		align=left		DNS

Semifinal 3

Rank	Name	Nationality	Time	Notes
1	align=left		align=left		51.11	Q
2	align=left		align=left		51.51	Q
3	align=left		align=left		51.96
4	align=left		align=left		52.22
5	align=left		align=left		52.26
6	align=left		align=left		53.05
7	align=left		align=left		53.46
	align=left		align=left		DQ	IAAF rule 163.3

Heats

9 July

Heat 1

Rank	Name	Nationality	Time	Notes
1	align=left		align=left		51.12	Q
2	align=left		align=left		51.44	Q
3	align=left		align=left		51.66	Q
4	align=left		align=left		52.30	q
5	align=left		align=left		52.43	q
6	align=left		align=left		53.97
7	align=left		align=left		54.05
8	align=left		align=left		54.55

Heat 2

Rank	Name	Nationality	Time	Notes
1	align=left		align=left		51.77	Q
2	align=left		align=left		52.02	Q
3	align=left		align=left		52.83	Q
4	align=left		align=left		53.61
5	align=left		align=left		53.85
6	align=left		align=left		54.01
7	align=left		align=left		54.51
8	align=left		align=left		55.57

Heat 3

Rank	Name	Nationality	Time	Notes
1	align=left		align=left		52.21	Q
2	align=left		align=left		52.34	Q
3	align=left		align=left		52.48	Q
4	align=left		align=left		52.54	q
5	align=left		align=left		53.40
6	align=left		align=left		53.94
7	align=left		align=left		55.21

Heat 4

Rank	Name	Nationality	Time	Notes
1	align=left		align=left		51.67	Q
2	align=left		align=left		51.96	Q
3	align=left		align=left		52.05	Q
4	align=left		align=left		52.14	q
5	align=left		align=left		52.29	q
6	align=left		align=left		52.64	q
7	align=left		align=left		53.33
8	align=left		align=left		58.36

Heat 5

Rank	Name	Nationality	Time	Notes
1	align=left		align=left		51.89	Q
2	align=left		align=left		51.90	Q
3	align=left		align=left		52.62	Q
4	align=left		align=left		52.98
5	align=left		align=left		53.42
6	align=left		align=left		54.41
7	align=left		align=left		54.48
8	align=left		align=left		61.09

Heat 6

Rank	Name	Nationality	Time	Notes
1	align=left		align=left		52.77	Q
2	align=left		align=left		52.84	Q
3	align=left		align=left		53.25	Q
4	align=left		align=left		54.10
5	align=left		align=left		54.37
6	align=left		align=left		55.43
7	align=left		align=left		59.26

Participation

According to an unofficial count, 46 athletes from 31 countries participated in the event.