1988 World Junior Championships in Athletics – Men's 100 metres  The men's 100 metres event at the 1988 World Junior Championships in Athletics was held in Sudbury, Ontario, Canada, at Laurentian University Stadium on 27 and 28 July.  28 July Wind: -2.8m/s 28 July  Wind: -1.5m/s  Wind: +0.8m/s 28 July  Wind: -2.9m/s  Wind: -2.2m/s  Wind: -2.3m/s  Wind: -1.8m/s 27 July  Wind: +1.5m/s  Wind: -1.0m/s  Wind: +0.9m/s  Wind: +1.4m/s  Wind: +1.0m/s  Wind: +0.6m/s  Wind: +1.2m/s  Wind: +0.6m/s According to an unofficial count, 54 athletes from 41 countries participated in the event.