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 or treis (three) and ἆθλος or athlos (competition).
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 (3.86 km) swim, a 112-mile (180.25 km) bicycle ride and a marathon 26.22-mile (42.20 km) run, raced in that order. It is widely considered one of the most difficult one-day sporting events in the world.
Joanna Sue Zeiger is an American triathlete who is the 2008 Ironman 70.3 world champion. Zeiger represented the United States at the 2000 Summer Olympics in triathlon. She's the author of The Champions Mindset - An Athlete's Guide to Mental Toughness.
Sarah Reinertsen is an American Paralympic triathlete and former track athlete. She was born with proximal femoral focal deficiency, a bone-growth disorder; her affected leg was amputated above the knee at age seven.
Joe Friel is an endurance sports coach best known as an elite triathlon and cycling coach as well as an author.
Melissa Hauschildt is an Australian professional triathlete and former middle-distance runner. She is a 3-time World Champion, winning Gold at the 2011 and 2013 Ironman 70.3 World Championship as well as the 2013 ITU Long Distance Triathlon World Championships. She also won Silver at the 2016 Ironman 70.3 World Championships. In April 2018, Hauschildt set a new Ironman brand record of 8:31:05, at the Ironman North American Championships, breaking the previous record of 8:33:56 set by Chrissie Wellington in 2011.
Erin Margaret Baker is a former New Zealand triathlete. She won many world championship and Ironman titles.
Caroline Steffen is a professional triathlete from Switzerland. She is the winner of the 2010 and 2012 ITU Long Distance Triathlon World Championships and took second at the 2010 and 2012 Ironman World Championship. Before competing as a professional triathlete she was a member of the Lifeforce Pro Cycling Team.
Amber Ferreira is an American triathlete, coach and endurance athlete. She is the 2010 and 2014 United States Snowshoe Champion and the 2012 World Snowshoe Championship runner-up.
Mary Beth Ellis is 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.
Meredith Brooke Kessler is an American professional triathlete from Columbus, Ohio who races in long distance, non-drafting triathlon events. She took third place at the 2011 ITU Long Distance Triathlon World Championships and has won numerous Ironman and half-Ironman distance races as both an amateur and a professional. She was named USA Triathlon's 2014 Non-Drafting Athlete of the Year.
Nikki Butterfield is a professional triathlete and former road cyclist from Australia. She represented her nation at the 2007 and 2008 UCI Road World Championships.
Siri Lindley is an American triathlon coach and former professional triathlete. She is the 2001 ITU Triathlon World Champion as well as the winner of the 2001 and 2002 ITU Triathlon World Cup series and 2001 ITU Aquathlon World Championships. She has coached a number of Olympic and Ironman athletes and champions, including Mirinda Carfrae, Leanda Cave, Sarah True, and Susan Williams. In 2014, she was selected to be a member of the inaugural International Triathlon Union (ITU) Hall of Fame class.
Britta Martin is a German born, New Zealand based professional triathlete and multiple winner of Ironman distance races all over the world.
Sarah Piampiano is an American professional triathlete and Ironman Triathlon champion.
Judith "Judy" Marie Flannery was an American triathlete who won six consecutive US national championships between 1991 and 1996. She died after a collision with a car while training in 1997.
Katja Mayer is a former German triathlete and Ironman winner (1999).
Becky (Gibbs) Lavelle is a former professional triathlete, race director, competitive runner, and coach. As a professional triathlete, she had over 50 career wins in Olympic and Half-Ironman distance races.
Susan Bradley-Cox is a triathlete from Paducah, Kentucky. She was named to the USA Triathlon Hall of Fame in 2011. She is the only athlete to be a member of Team USA who participated at the International Triathlon Union (ITU) Age group Olympic-distance World championships consecutively from 1989 to 2010. In total, she competed in 22 ITU world championship events, winning a total 18 medals and 11 age group world titles. She won gold medals for the 50–54, 65–69, and 70–74 female age group. Bradley-Cox was named USA Triathlon Grand Masters Athlete of the Year in 1997 and 1998 and was selected as Masters Triathlete of the Year by Triathlete magazine in 1997.
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