2002 World Junior Championships in Athletics – Men's 400 metres explained

The men's 400 metres event at the 2002 World Junior Championships in Athletics was held in Kingston, Jamaica, at National Stadium on 16, 17 and 18 July.

Medalists

Gold	Darold Williamson
Silver	Jonathan Fortenberry
Bronze	Jermaine Gonzales

Results

Final

18 July

Rank	Name	Nationality	Time	Notes
	align=left		align=left		45.37
	align=left		align=left		45.73
	align=left		align=left		45.84
4	align=left		align=left		45.93
5	align=left		align=left		46.08
6	align=left		align=left		46.33
7	align=left		align=left		47.10
	align=left		align=left		DNF

Semifinals

17 July

Semifinal 1

Rank	Name	Nationality	Time	Notes
1	align=left		align=left		46.15	Q
2	align=left		align=left		46.17	Q
3	align=left		align=left		46.47	q
4	align=left		align=left		46.77	q
5	align=left		align=left		46.93
6	align=left		align=left		47.68
	align=left		align=left		DQ	IAAF rule 163.3
	align=left		align=left		DNF

Semifinal 2

Rank	Name	Nationality	Time	Notes
1	align=left		align=left		46.16	Q
2	align=left		align=left		46.26	Q
3	align=left		align=left		47.09
4	align=left		align=left		47.52
5	align=left		align=left		47.57
6	align=left		align=left		47.66
7	align=left		align=left		47.67
8	align=left		align=left		48.58

Semifinal 3

Rank	Name	Nationality	Time	Notes
1	align=left		align=left		46.31	Q
2	align=left		align=left		46.61	Q
3	align=left		align=left		46.92
4	align=left		align=left		47.20
5	align=left		align=left		47.55
6	align=left		align=left		47.71
7	align=left		align=left		47.83
8	align=left		align=left		48.24

Heats

16 July

Heat 1

Rank	Name	Nationality	Time	Notes
1	align=left		align=left		46.46	Q
2	align=left		align=left		46.68	Q
3	align=left		align=left		46.79	Q
4	align=left		align=left		46.96	Q
5	align=left		align=left		47.74
6	align=left		align=left		48.19
7	align=left		align=left		49.01
8	align=left		align=left		49.32

Heat 2

Rank	Name	Nationality	Time	Notes
1	align=left		align=left		46.72	Q
2	align=left		align=left		46.98	Q
3	align=left		align=left		47.07	Q
4	align=left		align=left		47.23	Q
5	align=left		align=left		47.41	q
6	align=left		align=left		47.72	q
7	align=left		align=left		48.62
	align=left		align=left		DQ	IAAF rule 163.3

Heat 3

Rank	Name	Nationality	Time	Notes
1	align=left		align=left		46.86	Q
2	align=left		align=left		47.03	Q
3	align=left		align=left		47.06	Q
4	align=left		align=left		47.62	Q
5	align=left		align=left		47.86
6	align=left		align=left		48.14
7	align=left		align=left		48.97
8	align=left		align=left		49.55

Heat 4

Rank	Name	Nationality	Time	Notes
1	align=left		align=left		47.16	Q
2	align=left		align=left		47.47	Q
3	align=left		align=left		48.11	Q
4	align=left		align=left		48.22	Q
5	align=left		align=left		48.42
6	align=left		align=left		48.46
7	align=left		align=left		48.54
	align=left		align=left		DNF

Heat 5

Rank	Name	Nationality	Time	Notes
1	align=left		align=left		46.92	Q
2	align=left		align=left		47.24	Q
3	align=left		align=left		47.31	Q
4	align=left		align=left		47.39	Q
5	align=left		align=left		47.42	q
6	align=left		align=left		47.47	q
7	align=left		align=left		49.97
	align=left		align=left		DNF

Participation

According to an unofficial count, 40 athletes from 31 countries participated in the event.