Triathlon had its Summer Olympics debut at the 2000 Games, in Sydney, when men's and women's individual events were first held, and has been contested since then. In 2021, at the delayed 2020 Summer Olympics a mixed team relay event was held for the first time. The sport, and its Olympic events, are governed by the International Triathlon Union, known since 2019 as World Triathlon.
The Triathlon competitions at the 2008 Summer Olympics, in Beijing, were held on Monday, August 18 (women) and Tuesday, August 19 (men), on the Triathlon Venue at the Ming Tomb Reservoir in Shisanling.
The triathlon events at the 2012 Summer Olympics were held in Hyde Park in London, United Kingdom, with the women's triathlon held on 4 August and the men's on 7 August. 110 triathletes from 39 countries competed with 55 men and 55 women competing. The races were held over the "international distance" and consisted of 1.5 kilometres (0.93 mi) swimming, 43 kilometres (27 mi) road cycling, and 10 kilometres (6.2 mi) road running.
The men's triathlon was one of the triathlon events at the 2012 Summer Olympics in London, United Kingdom. It took place on 7 August 2012, featuring 55 men from 32 countries. It was the fourth appearance of an Olympic men's triathlon event since the first at the 2000 Olympics in Sydney. The race was around Hyde Park, a 1.42 km2 park in central London. The race was held over the "international distance" and consisted of 1.5 kilometres (0.93 mi) swimming, 42.959 kilometres (26.693 mi) road cycling, and 10 kilometres (6.2 mi) road running.
The women's triathlon was one of the triathlon events at the 2012 Summer Olympics in London, United Kingdom. It took place on 4 August 2012, featuring 55 women from 31 countries. It was the fourth appearance of an Olympic women's triathlon event since the first at the 2000 Olympics in Sydney, Australia. The race was around Hyde Park, a 1.42 km2 park in central London. The race was held over the "international distance" and consisted of 1.5 kilometres (0.93 mi) swimming, 43 kilometres (27 mi) road cycling, and 10 kilometres (6.2 mi) road running.
Taekwondo at the 2016 Summer Olympics in Rio de Janeiro took place from 17 to 20 August at the Carioca Arena 3 inside the Barra Olympic Park in Barra da Tijuca. Around 128 taekwondo fighters competed in eight weight categories; four for men, and four for women.
Table tennis at the 2016 Summer Olympics in Rio de Janeiro took place from 6 to 17 August 2016 at the third pavilion of Riocentro. Around 172 table tennis players competed in both the singles and team events. Table tennis had appeared at the Summer Olympics on seven previous occasions beginning with the 1988 Summer Olympics in Seoul. In addition to men's and women's singles, the team events were staged for the third time since replacing doubles events at the 2008 Summer Olympics in Beijing.
The triathlon competitions at the 2020 Summer Olympics in Tokyo featured fifty-five athletes competing in each of the men's and women's events. The 2020 Olympics were postponed to 2021 due to the COVID-19 pandemic. It also added the new mixed team relay event.
Triathlon at the 2014 Summer Youth Olympics was held from 17 to 21 August at Xuanwu Lake in Nanjing, China.
Slovenia competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's seventh consecutive appearance at the Summer Olympics as an independent nation.
This article details the canoeing at the 2016 Summer Olympics qualifying phase. Similar to 2012 format, a qualification system has been set up for both slalom and sprint canoeing at these games. The quotas have already been set for each event by the International Canoe Federation in August 2014.
Mauritius competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's ninth consecutive appearance at the Summer Olympics.
This article details the qualifying phase for triathlon at the 2016 Summer Olympics. The competition at these Games will comprise a total of 110 athletes coming from their respective NOCs; each has been allowed to enter a maximum of three for the first eight NOCs, while the remaining nations are limited to two. All athletes must undergo a qualifying process to earn a spot for the Games through the Continental Qualification Events, the World Qualification Event, and then the Olympic Qualification List that begin on May 15, 2014 and then conclude two years later on the same date.
This article details the qualifying phase for badminton at the 2016 Summer Olympics. The Olympic qualification period takes place between May 4, 2015 and May 1, 2016, and the Badminton World Federation rankings list, scheduled to publish on May 5, 2016, will be used to allocate spots. Unlike the previous Games, nations could only enter a maximum of two players each in the men's and women's singles, if both are ranked in the world's top 16; otherwise, one quota place until the roster of thirty-eight players has been completed. Similar regulations in the singles tournaments also apply to the players competing in the doubles, as the NOCs could only enter a maximum of two pairs if both are ranked in the top eight, while the remaining NOCs are entitled to one until the quota of 16 highest-ranked pairs is filled.
The paratriathlon competitions at the 2016 Summer Paralympics in Rio de Janeiro took place from 10–12 September 2016 at Fort Copacabana. Sixty athletes competed across two genders, and six events. This was the first Paralympic Games to feature paratriathlon, one of two new sports added to the schedule for 2016.
Triathlon at the 2018 Summer Youth Olympics was held from 7 to 11 October. The events took place at Parque Tres de Febrero in Buenos Aires, Argentina.
This article details the qualifying phase for triathlon at the 2020 Summer Olympics. The competition at these Games will comprise a total of 110 athletes coming from their respective NOCs; each has been allowed to enter a maximum of three. All athletes must undergo a qualifying process to earn a spot for the Games through the Continental Qualification Events, the World Qualification Event, and then the Olympic Qualification List that began on May 11, 2018, and then concludes two years later on the same date.
Aquathlon competitions at the 2019 World Beach Games in Doha, Qatar were held from 14 to 15 October 2019.
The triathlon competitions at the 2024 Summer Olympics in Paris are scheduled to run from 30 July to 5 August at Pont d'Iéna, featuring a total of 110 athletes who will compete in each of the men's and women's events. After a hugely successful Tokyo 2020, the mixed relay competition remains in the triathlon program for the second time at the Olympics.
This article details the qualifying phase for triathlon at the 2024 Summer Olympics. The competition at these Games will comprise a total of 110 athletes coming from their respective NOCs with a maximum of three per gender. All athletes must undergo a qualifying pathway to earn a spot for the Games through the World Triathlon Mixed Relay Championships, the Olympic Qualification Event, the Continental Qualification, and the Olympic Qualification List which began on 27 May 2022 and then concludes two years later on the same date.
