A triathlon is an endurance multisport race consisting of swimming, cycling, and running over various distances. Triathletes compete for fastest overall completion time, racing each segment sequentially with the time transitioning between the disciplines included. The word is of Greek origin, from τρεῖς, 'three', and ἆθλος, 'competition'.
World Triathlon, previously known as the International Triathlon Union (ITU), is the international governing body for the multi-sport disciplines of triathlon, duathlon, aquathlon and other nonstandard variations. It is recognised as the international federation for the sport of triathlon and its derivatives by the International Olympic Committee, and it organises Olympic triathlon events on behalf of the IOC.
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.
Alistair Edward Brownlee MBE is an English triathlete. He is the only athlete to hold two Olympic titles in the individual triathlon event, winning gold medals in the 2012 and 2016 Olympic Games. He is also a four-time World Champion in triathlon being Triathlon World Champion twice and World Team Champion twice, a four-time European Champion, and the 2014 Commonwealth champion. Brownlee is the only athlete, male or female, to have completed a grand slam of Olympic, World, continental and Commonwealth championships. Brownlee is also a one-time world champion in aquathlon. He is widely regarded as one of the greatest male Triathletes ever.
Andrea Hansen is a New Zealand triathlete who placed third at the 2009 ITU Triathlon World Championships and competed at the 2008, 2012, and 2016 Summer Olympics.
Jonathan Callum Brownlee is an English professional duathlete and triathlete. He is a six-time World champion, and one-time Olympic champion in triathlon.
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.
Bárbara Catalina Riveros Díaz is a Chilean professional triathlete, 2008, 2012, 2016, and 2020 Olympian. She was the ITU World Sprint Distance Champion in 2012.
Lois Rosindale is an English professional triathlete, 2011 British Champion, and 2010 U23 Duathlon Vice World Champion. Rosindale is a member of the High Performance Triathlon Squad based in Leeds.
The World Triathlon Mixed Relay Championships, is an annual team triathlon competition organized by World Triathlon. The competition is completed in teams of four, two men and two women, with each member doing a super-sprint distance triathlon.
Dame Flora Jane Duffy is a Bermudian professional triathlete. She won a gold medal at the 2020 Summer Olympics in Tokyo, Bermuda's first gold medal. She also competed in the Beijing, London, and Rio de Janeiro Olympics. In 2018, she won gold in the women's triathlon at the XXI Commonwealth Games in Australia. She also won gold in the same event at the XXII Commonwealth Games in Birmingham in 2022.
The triathlon competitions at the 2016 Summer Olympics in Rio de Janeiro took place from 18 to 20 August 2016 at Fort Copacabana. Fifty-five athletes competed in each of the men's and women's events.
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.
The World Triathlon Championship Series is World Triathlon's annual series of triathlon events used to crown an annual world champion since 2008. There are multiple rounds of competitions culminating in a Grand Final race. Athletes compete head-to-head for points in these races that will determine the overall World Triathlon champion. The elite championship races are held, with one exception, over two distances, the standard or 'Olympic' distance and the sprint distance. The ITU world champion between 1989 and 2008 had been decided in a single annual championship race.
Chile competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016.
The women's individual competition of the triathlon events at the 2015 Pan American Games was held on July 11 at the Ontario Place West Channel in Toronto, Ontario, Canada. The defending Pan American Games champion is Sarah Haskins of the United States.
Beth Potter is a multiple World Champion Scottish triathlete and long distance runner competing internationally for Great Britain, and for Scotland at the Commonwealth Games. She competed for Great Britain in athletics at the 2016 Summer Olympics in Rio de Janeiro. In 2019 she won the gold medal at the European Triathlon Championships in Weert, Netherlands. In 2022, she won individual bronze at the 2022 World Triathlon Sprint Championships, and silver with Team Great Britain in the World Triathlon Mixed Relay Championships. In 2023, she won the Elite championship in the World Triathlon Championship Series, becoming the sixth British women's world champion.
Tom "Tug" Warren is an American triathlete, an Ironman champion, an inductee of both the Ironman Hall of Fame and the USA Triathlon Hall of Fame, and a former sports bar owner from San Diego, California.
Hayden Wilde is a New Zealand professional triathlete. He was the silver medalist at the Paris Olympics in 2024 and the bronze medallist at the Tokyo Summer Olympics, the silver medalist at the 2022 Commonwealth Games and the winner of the 2021 XTERRA World Championships. He finished second in the 2021 Super League Triathlon Championship Series, having taken the win at the SLT London race. Wilde won the 2022 Super League Triathlon Championship Series, having been victorious in 3 of the 5 series races.
Alexander Amos Yee is a British professional triathlete and distance runner. He won the gold medal in the Men's Triathlon at the 2024 Summer Olympics in Paris, the silver medal in the same event at the Tokyo 2020 Olympics, and the gold medal in the Triathlon Mixed Relay at the Tokyo 2020 Olympics on Saturday, 31 July 2021. With two golds, one silver, and one bronze medals, Yee is the most successful triathlete in Olympic history.
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