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.
Abubaker Kaki Khamis is a Sudanese runner who specializes in the 800 metres. He is a two-time World Indoor Champion over the distance and also won gold at the 2007 All-Africa Games. He represented Sudan at the 2008 and 2012 Summer Olympics. He is a member of the Messiria ethnic minority.
David Lekuta Rudisha, MBS is a retired Kenyan middle-distance runner who is the world and Olympic record holder in the 800 metres. Rudisha won gold medals in the 800 m at the 2012 London and 2016 Rio Olympic Games, where, at the former, he set the world record in the event with a time of 1:40.91. He is also a two-time World champion and two-time Diamond League champion in the 800 m. Rudisha is the first and only person to ever run 800 m under 1:41, and he holds the three fastest times ever run in this event, each being a world record when set.
The men's 800 metres at the 2008 Summer Olympics took place from 20–23 August at the Beijing National Stadium. Fifty-eight athletes from 40 nations competed. The qualifying standards were 1:46.00 and 1:47.00. The final on 23 August resulted in a triumph for Kenyan runner Wilfred Bungei in an official time of 1:44.65, winning by 0.05 seconds. It was the first victory in the event for Kenya since 1992 and the third overall. Ismail Ahmed Ismail's silver medal was Sudan's first Olympic medal in any competition.
The men's 1500 metres at the 2008 Summer Olympics took place on 15–19 August at the Beijing National Stadium. Forty-eight athletes from 30 nations competed.
The men's 1500 metres competition at the 2012 Summer Olympics in London, United Kingdom, was held at the Olympic Stadium on 3–7 August. Forty-three athletes from 29 nations competed. The event was won by Taoufik Makhloufi of Algeria, the nation's first title and medal in the event since 1996. Leonel Manzano's silver was the first medal for the United States in the men's 1500 metres since 1968. Morocco earned its fourth medal in six Games with Abdalaati Iguider's bronze. Kenya's four-Games podium streak ended.
Kenya competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was the nation's thirteenth appearance at the Olympics, they did not participate in the 1976 Summer Olympics in Montreal and the 1980 Summer Olympics in Moscow because of the African and United States boycott.
Botswana competed at the 2012 Summer Olympics in London, United Kingdom, from 27 July to 12 August 2012. This was the nation's ninth appearance at the Olympics.
The Men's 800 metres at the 2011 World Championships in Athletics was held at the Daegu Stadium on August 27, 28 and 30.
Nijel Carlos Amilfitano Amos is a Botswana middle-distance runner who competes in the 800 metres. He won the silver medal at the 2012 London Olympics, which was Botswana's first-ever Olympic medal. Amos claimed gold medals at the 2014 Commonwealth Games and 2015 All-Africa Games. At the African Championships in Athletics, he took golds in 2014, 2016 and 2018.
Timothy Kitum is a Kenyan middle distance runner. He also won Commonwealth Youth Games 800m with a Games Record 1.49.32
Abraham Kipchirchir Rotich is a Kenyan-born Bahraini middle-distance runner. Rotich won the 800 metres at the 2012 Diamond League meeting in Monaco.
The men's 1500 metres event at the 2016 Summer Olympics took place between 16–20 August at the Olympic Stadium in Rio de Janeiro, Brazil. Forty-two athletes from 26 nations competed. The event was won by Matthew Centrowitz, Jr. of the United States, the nation's first title in the event since 1908 and third overall. Taoufik Makhloufi and Nick Willis became the seventh and eighth men to win a second medal in the event, with Willis the only one to do so in non-consecutive Games.
The men's 800 metres event at the 2016 Summer Olympics took place between 12–15 August at the Olympic Stadium. Fifty-eight athletes from 39 nations competed. The event was won by 0.46 seconds by David Rudisha of Kenya, the fourth man to successfully defend Olympic gold in the 800 metres. Taoufik Makhloufi of Algeria took silver, the first medal for the nation in the 800 metres since 2000. The United States had an even longer medal-less streak broken, as Clayton Murphy's bronze was their first since 1992.
Kenya competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's fourteenth appearance at the Summer Olympics.
Botswana competed at the 2016 Summer Olympics in Rio de Janeiro, from 5 to 21 August 2016. This was the nation's tenth consecutive appearance at the Summer Olympics.
The men's 800 metres at the 2015 World Championships in Athletics was held at the Beijing National Stadium on 22, 23 and 25 August.
The men's 800 metres event at the 2020 Summer Olympics took place from 31 July to 4 August 2021 at the Japan National Stadium. In total 48 athletes were to start, but only 47 actually did. Emmanuel Korir of Kenya won the event by 0.17 seconds, with his countryman Ferguson Rotich taking silver. It was the fourth consecutive victory in the men's 800 metres for Kenya. Patryk Dobek earned bronze, giving Poland its first medal in the event.
The women's 800 metres event at the 2020 Summer Olympics took place from 30 July to 3 August 2021 at the Japan National Stadium. 46 athletes from 29 nations competed. 19-year-old Athing Mu of the United States won the gold medal. The silver medal went to Keely Hodgkinson of Great Britain, and the bronze medal went to Mu's American teammate Raevyn Rogers.
Emmanuel Wanyonyi is a Kenyan middle-distance runner specializing in the 800 metres, who won the gold medal at the 2024 Summer Olympics in this event. With his personal best of 1:41.11 set at the 2024 Lausanne Diamond League, Wanyonyi and Wilson Kipketer are tied for second place in the all-time 800 meter list, behind only Wanyonyi's compatriot David Rudisha, who holds the world record. Wanyonyi also briefly held the world record in the road mile, with a time of 3:54.56, from April 2024 to September 2024.
