1990 World Junior Championships in Athletics – Men's 110 metres hurdles

The men's 110 metres hurdles event at the 1990 World Junior Championships in Athletics was held in Plovdiv, Bulgaria, at Deveti Septemvri Stadium on 10 and 11 August. 106.7 cm (3'6) (senior implement) hurdles were used.

Final
11 August Wind: -0.2 m/s

Semifinals
11 August

Semifinal 1
Wind: +1.0 m/s

Semifinal 2
Wind: +3.1 m/s

Heats
10 August

Heat 1
Wind: +0.7 m/s

Heat 2
Wind: +0.3 m/s

Heat 3
Wind: +0.6 m/s

Heat 4
Wind: +0.3 m/s

Participation
According to an unofficial count, 27 athletes from 20 countries participated in the event. • 🇦🇺 australia (1)

• 🇦🇹 austria (1)

• 🇧🇪 belgium (2)

• 🇧🇬 bulgaria (1)

• 🇨🇦 canada (1)

• undefined (1)

• 🇨🇺 cuba (2)

• undefined (2)

• 🇫🇮 finland (1)

• 🇫🇷 france (2)

• 🇯🇵 japan (1)

• 🇳🇴 norway (1)

• 🇵🇪 peru (1)

• 🇵🇱 poland (2)

• undefined (2)

• undefined (1)

• undefined (1)

• 🇺🇸 united states (2)

• 🇻🇪 venezuela (1)

• undefined (1)