1990 World Junior Championships in Athletics – Men's 400 metres
Rank Name Nationality Time Notes
1 Chris Nelloms United States 45.93 Q
2 Mark Richardson United Kingdom 46.34 Q
3 Rico Lieder East Germany 46.43 Q
4 Dmitriy Golovastov Soviet Union 46.47 Q
5 Joseph Chepsiror Kiptanui Kenya 46.48
6 Mathias Rusterholz Switzerland 47.04
7 Inaldo de Sena Brazil 47.09
8 Daniel England Jamaica 47.70
Results -- Semifinals
The men's 400 metres event at the 1990 World Junior Championships in Athletics was held in Plovdiv, Bulgaria, at Deveti Septemvri Stadium on 8, 9 and 10 August.