The men's hammer throw competition at the 1968 Summer Olympics in Mexico City, Mexico took place on October 16–17. There were 22 competitors from 12 nations. The maximum number of athletes per nation had been set at 3 since the 1930 Olympic Congress. The event was won by Gyula Zsivótzky of Hungary, who had taken silver in both 1960 and 1964; he was the third man to win three medals in the hammer throw (after John Flanagan and Matt McGrath. Zsivótzky defeated defending champion Romuald Klim of the Soviet Union, who earned silver this time to become the sixth man to win multiple medals in the event. Bronze went to Lázár Lovász of Hungary.