2006 World Junior Championships in Athletics – Men's 400 metres hurdles

The men's 400 metres hurdles event at the 2006 World Junior Championships in Athletics was held in Beijing, China, at Chaoyang Sports Centre on 16, 17 and 18 August.

Final
18 August

Semifinals
17 August

Heats
16 August

Participation
According to an unofficial count, 39 athletes from 32 countries participated in the event. • 🇦🇺 australia (1)

• undefined (1)

• 🇨🇳 china (2)

• undefined (1)

• 🇨🇿 czech republic (1)

• undefined (1)

• 🇪🇪 estonia (1)

• 🇫🇷 france (1)

• 🇩🇪 germany (1)

• undefined (1)

• undefined (1)

• 🇮🇪 ireland (1)

• 🇮🇹 italy (2)

• 🇯🇵 japan (1)

• 🇰🇿 kazakhstan (1)

• 🇰🇪 kenya (1)

• 🇱🇹 lithuania (1)

• undefined (1)

• 🇳🇦 namibia (1)

• undefined (2)

• 🇳🇿 new zealand (1)

• undefined (1)

• undefined (1)

• 🇷🇺 russia (1)

• undefined (2)

• undefined (2)

• 🇰🇷 south korea (1)

• 🇪🇸 spain (2)

• undefined (1)

• 🇹🇳 tunisia (1)

• 🇺🇦 ukraine (1)

• 🇺🇸 united states (2)