Athletics at the 1980 Summer Olympics – Men's 100 metres
The men's 100 metres event was one of the events in the 1980 Summer Olympics in Moscow. The competition was held on July 24, 1980, and on July 25, 1980. Sixty-five athletes from 40 nations competed. Each nation was limited to 3 athletes per rules in force since the 1930 Olympic Congress. The event was won by Allan Wells of Great Britain, that nation's first title in the men's 100 metres since 1924. Cuba took its first medal in the event since 1964, with Silvio Leonard's silver matching the nation's best result. Petar Petrov's bronze was Bulgaria's first Olympic medal in the men's 100 metres.