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'.
Edmund ("Ned") Overend is an American former professional cross-country mountain bike racer. He is a six-time NORBA cross-country mountain bike national champion who became the first-ever cross-country world champion by winning the inaugural UCI Mountain Bike World Championship in 1990. Overend was inducted into the Mountain Bike Hall of Fame in 1990 and into the United States Bicycling Hall of Fame in 2001.
Duathlon is an athletic event that consists of a running leg, followed by a cycling leg and then another running leg in a format similar to triathlons. The World Triathlon governs the sport internationally.
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.
Luc Van Lierde is a former athlete from Belgium, who has been competing in triathlon since 1990 and who has been a professional triathlon coach since 2009.
USA Triathlon (USAT) is the national governing body for the multisport disciplines of triathlon, duathlon, aquathlon and winter triathlon in the United States. USA Triathlon is a member federation of the U.S. Olympic & Paralympic Committee and World Triathlon. Victoria Brumfield is the chief executive officer and Joel Rosinbum is the chair. Its headquarters are in Colorado Springs, Colorado.
Karen Smyers is a triathlete from the United States. She was the 1990 and 1995 ITU Triathlon World Champion, and was also the 1995 Ironman World Champion. She was inducted into the Triathlon Hall of Fame in January 2009.
The World Triathlon Aquathlon Championships is a aquathlon championship competition organised by World Triathlon. The competition has been held annually since 1998. The championships is a continually timed race containing a swim stage and either one or two run stages. Typically, the race consists of run—swim—run segments. When the water is less 22 degrees Celsius, a wetsuit is required and the race starts with the swim stage, followed by a single run stage, so that participants do not have to put on a wetsuit mid race. The total run distance is around 5 km and the swim is between 750m and 1 km. However the distances have varied during the event's history depending on local circumstances.
The World Triathlon Long Distance Championships is a triathlon race held annually since 1994. The championships involve a continuous swim-cycle-run, over distances varying between that of an Olympic-distance and an Iron-distance triathlon race. The championships are organised by World Triathlon.
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 British Triathlon Federation is the national governing body for triathlon, duathlon and associated multisport in Great Britain. It administers triathlon in England, Scotland, Wales, the Channel Islands and the Isle of Man. It represents Britain at the world body, the International Triathlon Union (ITU) and the regional body the European Triathlon Union (ETU). The BTF also selects athletes to represent the national team, at races such as the world triathlon series and the Olympic games.
Rachel Klamer is a Dutch professional triathlete and member of the National team. She placed third at the Junior World Championships in 2009.
Mariya Sergeyevna Shorets is a Russian professional triathlete and the 2016 World Aquathlon Champion. Russian U23 Champion of the year 2011, bronze medalist in the Elite ranking, and a member of the National Team.
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.
The Europe Triathlon Championships are the main triathlon championships in Europe organised by Europe Triathlon. Conducted over the 'standard' or 'Olympic' triathlon distance of a 1500m swim, a 40 km bike and 10 km run, the event has been run since 1985.
The World Triathlon Championship Series is an annual series of triathlon events organised by World Triathlon. The series is used to crown an annual world champion since 2008. Previously, the ITU world champion between 1989 and 2008 had been decided in a single annual championship race.
Dame Sarah Marcella Springman is a British-Swiss triathlete, civil engineer, and academic. She was educated in England and spent much of her career in Switzerland. She is a former rector of the Swiss Federal Institute of Technology in Zurich and currently Principal of St Hilda's College at the University of Oxford.
The World Triathlon Cross Championships is a triathlon championship competition organised by World Triathlon. The competition has been held annually since 2011. Unlike normal triathlon races the cross triathlon discipline is off-road over difficult terrain. The championship typically involves a 1 km swim, 20–30 km mountain bike and 6–10 km trail run.
The World Triathlon Winter Championships is a winter triathlon championship competition organised by World Triathlon. The competition has been held annually since 1997. Unlike normal triathlon races the winter triathlon discipline takes place in snow-covered terrain. The snow therefore means the normal disciplines of swimming and road cycling do not take place, instead the championship typically involves running, mountain biking and cross-country skiing.
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.
Greg Welch (AUS)
Luc Van Lierde (BEL)
Rob Barel (NED)
Rob Mackle (USA)
Simon Lessing (GBR)
Danilo Palmucci (ITA)
Nick Taylor (CAN)
Rick Wells (NZL)
Carlos Santamaria (ESP)
Philippe Methlon (FRA)
Andreas Claus (GDR)
Simone Mortier (FRG)