The men's marathon 10 kilometre event at the 2008 Olympic Games took place on 21 August at the Shunyi Olympic Rowing-Canoeing Park in Beijing, China.
The swimming competitions at the 2012 Summer Olympics in London took place from 28 July to 4 August at the Aquatics Centre. The open-water competition took place from 9 to 10 August in Hyde Park.
The men's marathon swim over a distance of 10 kilometres at the 2012 Olympic Games in London took place on 10 August in the Serpentine at Hyde Park.
The women's marathon swimming over a distance of 10 kilometres at the 2012 Olympic Games in London took place on 9 August in the Serpentine at Hyde Park in London, United Kingdom.
Gregorio Paltrinieri is an Italian competitive swimmer. He is a former world record holder in the short course 1500 metre freestyle. He holds the European record in the long course 800 metre and 1500 metre freestyle events with times of 7:39.27 and 14:32.80, respectively. In the 1500 metre freestyle, he is a 2016 Olympic, three-time world long course, two-time world short course, three-time European long course, and three-time European short course champion. In the 800 metre freestyle, he is a 2019 world long course, 2022 world short course, three-time European long course, and 2021 European short course champion. In the 10 kilometre open water swim, he is a 2022 world and 2020 European champion. In the 5 kilometre open water swim, he is a two-time European champion.
The swimming competitions at the 2016 Summer Olympics in Rio de Janeiro took place from 6 to 13 August at the Olympic Aquatics Stadium. The women's open-water marathon was held on August 15, and the men's open water race on August 16 in Fort Copacabana.
Allan Lopes Mamédio do Carmo is a Brazilian swimmer, who specialized in open water marathon. He is considered one of the fastest professional open water swimmers in the world, finishing near the top of FINA World Cup races for the 10 km marathon. He also won a bronze medal for his category at the 2007 Pan American Games in Rio de Janeiro.
Ana Marcela Jesus Soares da Cunha is a Brazilian swimmer who specializes in the open water swimming marathon. She is considered one of the best open water swimmers in history, having obtained 14 medals in FINA World Aquatics Championships. She has also received FINA’s Female World Open Water Swimmer Of The Year award six times. Her countless achievements are comparable only to those of Larisa Ilchenko, another multi-medalist in World Championships.
Chad Ho is a South African open water swimmer, who specialises in 10 km and 5 km marathon swimming. Educated at Westville Boys' High School, he is considered one of the fastest professional open water swimmers in the world, having won the overall series title at the 2010 FINA World Cup and attended the Olympic Game's twice - 2008 and 2016. He is also currently a seven-time titleholder of the Midmar Mile.
Yevgeny Yuryevich Drattsev is a Russian swimmer, who specialized in open water marathon. He is considered one of the fastest professional open water swimmers in the world, finishing near the top of FINA World Cup races for the 10 km marathon. He also won two medals for the 5 and 10 km open water marathon at the 2007 FINA World Championships in Melbourne, Australia.
Kalliopi "Kelly" Araouzou is a Greek competitive swimmer. She participates in the open water events.
The swimming competitions at the 2020 Summer Olympics in Tokyo were due to take place from 25 July to 6 August 2020 at the Olympic Aquatics Centre. Due to the COVID-19 pandemic, the games were postponed to 2021. However, their official name remained 2020 Summer Olympics with swimming events set for 24 July–1 August 2021 and marathon swimming set for 4–5 August 2021.
Greece competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. Greek athletes have competed in every Summer Olympic Games of the modern era, alongside Australia, France, Great Britain, and Switzerland. As the progenitor nation of the Olympic Games and in keeping with tradition, Greece entered first at the Maracanã Stadium during the opening ceremony.
The women's marathon swimming over a distance of 10 kilometres at the 2016 Summer Olympics in Rio de Janeiro took place on 15 August at Fort Copacabana.
Kane Radford is a New Zealand swimmer. He is New Zealand's first Olympic open water swimmer.
Kristóf Rasovszky is a Hungarian Olympic swimmer. He represented his country at the 2016 Summer Olympics and 2020 Summer Olympics winning the silver medal in the 10 kilometre open water swim at the 2020 Olympic Games.
Jack Burnell is an English retired swimmer. He won a silver medal in the 10 km race at the European Open Water Swimming Championships in 2016 but was disqualified during the same event at the 2016 Olympic Games. He retired from swimming in 2021 and now works as a performance mindset coach for the football team Brentford FC.
Zu Lijun is a Chinese competitive swimmer who specialises in long-distance open water events.
The men's marathon 10 kilometre event at the 2020 Summer Olympics was held on 5 August 2021 at the Odaiba Marine Park. It was the fourth appearance of the event, having first been held in 2008.
The women's marathon 10 kilometre event at the 2020 Summer Olympics was held on 4 August 2021 at the Odaiba Marine Park. It was the fourth appearance of the event, having first been held in 2008.
