An Ironman Triathlon is one of a series of long-distance triathlon races organized by the World Triathlon Corporation (WTC), consisting of a 2.4-mile (3.9 km) swim, a 112-mile (180.2 km) bicycle ride and a marathon 26.22-mile (42.2 km) run completed in that order, a total of 140.6 miles (226.3 km). It is widely considered one of the most difficult one-day sporting events in the world.
Katherine Jessie Jean "Kate" Allen is an Australian-Austrian triathlete. She won the gold medal in the women's triathlon at the 2004 Summer Olympics in Athens.
Michellie Yvonne Jones is an Australian triathlete. She has won two ITU Triathlon World Championships, an Olympic silver medal, and the 2006 Ironman World Championship. She won a gold medal at the 2016 Summer Paralympics as a guide for Katie Kelly, when paratriathlon made its debut at the Paralympics.
Samantha Warriner is a retired triathlete who represented New Zealand in triathlons ranging from sprint distance up to the Ironman. She was born in Alton, Hampshire, England. She turned professional at the end of 2005 after competing internationally for 3 years while teaching full-time at Whangarei Girls High School.
Andrew Robert Potts is a triathlete from the United States. He competed in triathlon at the 2004 Summer Olympics and is the 2007 Ironman 70.3 World Champion. Prior to triathlon, Potts was a swimmer where he won the bronze medal in the men's 400m individual medley at the 1995 Summer Universiade and earned a spot on the USA Swimming national team where he would place fourth at the 1996 Olympic Trials in the 400 IM.
Tyler Barbour Butterfield is an athlete from Bermuda. He competes in road bicycle racing and triathlon events. He became Bermuda's first ever professional triathlete in 2002. He was voted Bermuda's male athlete of the year in 2006 and 2013. Butterfield was the youngest male competitor at the second Olympic triathlon at the 2004 Summer Olympics. He placed thirty-fifth with a total time of 1:58:26.99.
Natascha Badmann is a professional triathlete from Switzerland. She is a 6-time winner of the Ironman World Championships in Kailua-Kona, Hawaii in 1998, 2000, 2001, 2002, 2004, and 2005; in 1998 she became the first European woman to win the Ironman Triathlon World Championship.
Erika Csomor is a Hungarian triathlete and duathlete. In 1998 she ran the marathon race at the European Championships, ending up in 36th place with a total time of 2:48:37.
Christine Ann Wellington is an English former professional triathlete and four-time Ironman Triathlon World Champion. She held all three world and championship records relating to ironman-distance triathlon races: firstly, the overall world record, secondly, the Ironman World Championship course record, and thirdly, the official world record for all Ironman-branded triathlon races over the full Ironman distance.
Eleanor Lynette Lemaire, also known as Lyn Lemaire, is an American former triathlete and championship cyclist. In 1979 she was the first woman to complete the Hawaii Ironman Triathlon, becoming the world's first female "Ironman" and – by default as the only woman in the race – the first female winner of the Ironman championship. She also held the U.S. women's record for the 25-mile (40 km) bicycle time trial.
Jan Frodeno is a German former triathlete who is the gold medal winner in men's triathlon at the 2008 Summer Olympics in Beijing, 3-time winner of the Ironman World Championship in 2015, 2016, and 2019, and 2-time winner of the Ironman 70.3 World Championship in 2015 and 2018. He had set the world record for the long distance in Roth, Germany in 2016 with 7:35:39 hours. In 2021, he broke his own world record during the Tributtle in Allgäu, Germany against Lionel Sanders, with a time of 07:27:53, setting a new world best for the long-distance triathlon.
The Ironman World Championship is a triathlon held annually in Hawaii, United States from 1978 to 2022, with no race in 2020 and an additional race in 1982. It is owned and organized by the World Triathlon Corporation. It is the annual culmination of a series of Ironman triathlon qualification races held throughout the world. From 2023, the Men's and Women's Ironman World Championships were separated with one at Kona and the other hosted at another venue.
Mirinda Carfrae is an Australian professional triathlete and an Ironman Triathlon world champion. Carfrae has achieved podium positions in six of her seven attempts at the Ironman World Championships: three 1st-place finishes, three 2nd-place finishes and a 3rd place. She also won the 2007 Ironman 70.3 World Championship.
Mary Beth Ellis is a retired American long-distance triathlete. She holds the record for the fastest iron-distance race by an American woman, set at Ironman Austria in 2011 with a time of 8:43:34. She is the 2015 ITU Long Distance Triathlon champion and has taken second place at both the 2008 and 2009 Ironman 70.3 World Championship. She has been named USA Triathlon's Non-Olympic/ITU Female Athlete of the Year for both 2011 and 2012.
Heather Jackson is an American triathlete and track cyclist. She is the runner-up of the 2013 Ironman 70.3 World Championship and the third-place finisher at the 2012 Ironman 70.3 World Championship. In 2009, she took third place in individual pursuit and omnium at the USA Cycling Elite Track National Championships.
Rachel Joyce is an English professional triathlete. She is the winner of the 2011 ITU Long Distance Triathlon World Championships and the second-place finisher at the 2013 Ironman World Championship and 2015 Ironman World Championship. She races in primarily long-distance triathlon events, such as Ironman and Ironman 70.3 distances, and has won events such as Ironman Mont Tremblant in 2017 and Challenge Roth in 2012.
Annabel Luxford is an Australian triathlete. In International Triathlon Union (ITU) competition she is the 2005 ITU Triathlon World Cup series champion and the silver medalist at the 2005 ITU Triathlon World Championships. In 2004, she was the ITU under-23 World Champion and also finished second in the ITU Triathlon World Cup standings. In 2013, after changing to non-drafing long course racing, she finished third at the Ironman 70.3 World Championships.
Luke Jarrod McKenzie is an Australian professional triathlete who specializes in long distance, non-drafting triathlon events. In 2013 he took second place at the Ironman World Championship.
Britta Martin is a German born, New Zealand based professional triathlete and multiple winner of Ironman distance races all over the world.
Lucy Charles-Barclay is an English professional triathlete specialising in the Ironman and 70.3 ("half-Ironman") distances. She is the 2023 World Ironman champion and the 2021 World Champion in the 70.3 discipline, both under the authority of the World Triathlon Corporation. In between, she won the World Triathlon Long Distance Championships in 2022. In 2023, she broke the course record for the iconic Kona Ironman course.
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