The men's 110 metres hurdles event at the 2000 World Junior Championships in Athletics was held in Santiago, Chile, at Estadio Nacional Julio Martínez Prádanos on 18, 19 and 20 October.[1][2] 106.7 cm (3'6) (senior implement) hurdles were used.
20 October Wind: -0.1 m/s
19 October
Wind: -1.8 m/s
Wind: -0.3 m/s
18 October
Wind: +0.1 m/s
Wind: +1.8 m/s
Wind: +0.6 m/s
Wind: 0.0 m/s
Wind: -0.1 m/s
According to an unofficial count, 40 athletes from 31 countries participated in the event.