The men's 100 metres was of one of 23 track events of the athletics at the 2004 Summer Olympics, in Athens. It was contested at the Athens Olympic Stadium, from August 21 to 22, by a total of 82 sprinters from 62 nations. Each nation was limited to 3 athletes per rules in force since the 1930 Olympic Congress.
The women's 100 metres at the 2004 Summer Olympics as part of the athletics program were held at the Athens Olympic Stadium from August 20 to 21.
The women's 100 metres hurdles at the 2004 Summer Olympics as part of the athletics program were held at the Athens Olympic Stadium from August 22 to 24.
The men's 200 metres at the 2004 Summer Olympics as part of the athletics program was held at the Athens Olympic Stadium from August 24 to 26. There were 54 competitors from 41 nations. The event was won by 0.22 seconds by Shawn Crawford of the United States, the nation's 17th victory in the men's 200 metres after missing the podium entirely four years prior. His teammates Bernard Williams (silver) and Justin Gatlin (bronze) completed the sixth American sweep in the event and first since 1984.
The women's 200 metres at the 2004 Summer Olympics as part of the athletics program were held at the Athens Olympic Stadium from August 24 to 26. The winning margin was 0.13 seconds. The winner had the second slowest reaction time in the final.
The women's 400 metres at the 2004 Summer Olympics as part of the athletics program were held at the Athens Olympic Stadium from August 21 to 24. The winning margin was 0.14 seconds.
The men's 400 metres hurdles at the 2004 Summer Olympics as part of the athletics program were held at the Athens Olympic Stadium from August 23 to 26. There were 35 competitors from 24 nations. The event was won by Félix Sánchez of the Dominican Republic, the nation's first medal in the men's 400 metres hurdles. Silver went to Danny McFarlane of Jamaica, returning to the podium in the event for the first time since 1992. Naman Keïta's bronze was France's first medal in the event in over 100 years; the last Frenchman to medal in the long hurdles was Henri Tauzin in 1900. The United States' five-Games gold medal streak ended; for only the second time in the history of the event, Americans competed but won no medals.
The women's 400 metres hurdles at the 2004 Summer Olympics as part of the athletics program were held at the Athens Olympic Stadium from August 21 to 25.
The men's 800 metres at the 2004 Summer Olympics as part of the athletics program was held at the Athens Olympic Stadium from August 25 to 28. Seventy-two athletes from 58 nations competed. The event was won by 0.16 seconds by Yuriy Borzakovskiy of Russia, the first medal for the nation in the event. Wilson Kipketer of Denmark became the 10th man to win a second medal in the 800 metres.
The women's 800 metres at the 2004 Summer Olympics as part of the athletics program were held at the Athens Olympic Stadium from August 20 to 23.
The men's 1500 metres at the 2004 Summer Olympics as part of the athletics program were held at the Athens Olympic Stadium from August 20 to 24. Thirty-eight athletes from 26 nations competed. The event was won by Hicham El Guerrouj of Morocco, the nation's first title in the event after coming second twice ; El Guerrouj was the fifth man to win a second medal in the event. Bernard Lagat's silver put Kenya on the podium in the event for the third straight year; the United States and Great Britain were the only other nations to have accomplished that. It also made Lagat the sixth man to win two medals in the event, just behind El Guerrouj in both 2000 and 2004. Rui Silva's bronze was Portugal's first medal in the event.
The women's 1500 metres at the 2004 Summer Olympics as part of the athletics program were held at the Athens Olympic Stadium from August 24 to 28.
The men's 4 × 400 metres relay at the 2004 Summer Olympics as part of the athletics program was held at the Athens Olympic Stadium from August 27 to 28. The sixteen teams competed in a two-heat qualifying round in which the first three teams from each heat, together with the next two fastest teams, were given a place in the final race.
The men's 100 metres at the 2000 Summer Olympics as part of the athletics program were held at the Stadium Australia from 22 to 23 September. Ninety-seven athletes from 71 nations competed. Each nation was limited to 3 athletes per rules in force since the 1930 Olympic Congress. The event was won by American Maurice Greene, the United States's first title in the event since 1988 and 15th overall. Ato Boldon of Trinidad and Tobago improved on his 1996 bronze with a silver in Sydney. Obadele Thompson won the first-ever medal in the men's 100 metres for Barbados with bronze.
The men's 400 metres at the 2008 Summer Olympics took place on 18–21 August at the Beijing National Stadium. Fifty-five athletes from 40 nations competed.
The men's 400 metres at the 2009 World Championships in Athletics was held at the Olympic Stadium on 18, 19 and 21 August. The winning margin was 0.54 seconds.
The men's 400 metres competition at the 2012 Summer Olympics in London, United Kingdom, was held at the Olympic Stadium on 4–6 August. Forty-nine athletes from 38 nations competed. The event was won by 0.52 seconds by Kirani James of Grenada, earning the country its first Olympic medal. Luguelín Santos's silver was the Dominican Republic's first medal in the men's 400 metres. Lalonde Gordon's bronze was Trinidad and Tobago's first medal in the event since 1964.
The men's 110 metre hurdles at the 2004 Summer Olympics as part of the athletics program were held at the Athens Olympic Stadium from August 24 to 27. Forty-seven athletes from 34 nations competed. The event was won by Liu Xiang of China, the nation's first medal in the event. Terrence Trammell and Anier García became the 11th and 12th men to win multiple medals in the 110 metres hurdles.
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.
The men's 400 metres event at the 2016 Summer Olympics took place between 12 and 14 August at the Olympic Stadium. Fifty-three athletes from 35 nations competed. The event was won by 0.73 seconds by Wayde van Niekerk of South Africa, who broke the world record and won the nation's second gold medal in the men's 400 metres. Kirani James of Grenada and LaShawn Merritt of the United States became the sixth and seventh men to win two medals in the event, but Michael Johnson remained the only man with two gold medals.
