Athletics at the 1908 Summer Olympics – Men's 100 metres
The men's 100 metres was the shortest of the sprint races at the 1908 Summer Olympics in London. The competition was held over the course of three days. The first round was held on 20 July, the semifinals on 21 July, and the final on 22 July. NOCs could enter up to 12 athletes, The event was won by Reggie Walker of South Africa, the first time the gold medal went to a nation other than the United States. The Americans did stay on the podium with James Rector's silver medal. Canada won its first medal in the event, a bronze by Robert Kerr.