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 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 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 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 400 metres hurdles competition at the 2012 Summer Olympics in London, United Kingdom took place on 3–6 August at the Olympic Stadium. There were 49 competitors from 33 nations. The event was won by Félix Sánchez of the Dominican Republic, the second victory in the men's long hurdles for both the man and the nation. Sánchez was the eighth man to win multiple medals in the event and fourth to win two golds. Michael Tinsley of the United States earned silver. Javier Culson's bronze was Puerto Rico's first medal in the event.
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.
The men's 200 metres at the 2011 World Championships in Athletics was held at the Daegu Stadium on September 2 and September 3. Usain Bolt, the world record holder and defending champion was the favourite going into the race with a world leading time of 19.86 seconds. He had also won his three major races after return from injury convincingly.
The women's 800 metres at the 2013 World Championships in Athletics was held at the Luzhniki Stadium on 15–18 August.
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 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.
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 400 metres hurdles at the 2015 World Championships in Athletics was held at the Beijing National Stadium on 22, 23 and 25 August.
The women's 400 metres hurdles at the 2015 World Championships in Athletics was held at the Beijing National Stadium on 23, 24 and 26 August.
The men's 800 metres at the 2017 World Championships in Athletics was held at the London Olympic Stadium on 5, 6, and 8 August.
Marco Arop is a Canadian track and field athlete competing in the middle distance events. Arop is the reigning world champion in the 800 m, winning gold at the 2023 World Athletics Championship, after winning bronze the previous year at the 2022 World Athletics Championships. He was the first Canadian win a world championship in the 800 m. Arop was also the 2019 Pan American Games champion in 800 m. Arop represented Canada at the 2020 Summer Olympics and he currently holds a Canadian national record personal best of 1:42.85 in the 800 m.
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, 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.
The men's 800 metres at the 2019 World Athletics Championships was held at the Khalifa International Stadium in Doha from 28 September to 1 October 2019.
The men's 200 metres at the 2022 World Athletics Championships was held at the Hayward Field in Eugene from 18 to 21 July 2022.
The men's 800 metres at the 2022 World Athletics Championships was held at the Hayward Field in Eugene from 20 to 23 July 2022.
The women's 800 metres at the 2022 World Athletics Championships was held at the Hayward Field in Eugene from 21 to 24 July 2022.
The men's 400 metres at the 2023 World Athletics Championships was held at the National Athletics Centre in Budapest, Hungary from 20 to 24 August 2023.
The women's 800 metres at the 2023 World Athletics Championships was held at the National Athletics Centre in Budapest from 23 to 27 August 2023.
