The men's 100 metres event at the 2016 Summer Olympics took place between 13–14 August at the Olympic Stadium. 84 athletes from 57 nations competed. Men's 100 m at the 2016 Summer Olympics in Rio de Janeiro — the final on August 14, 2016. 🥇 Usain Bolt (JAM) · 🥈 Justin Gatlin · 🥉 Andre De Grasse Wiki link