Alistair Edward Brownlee MBE is an English triathlete. He is the only male 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.
Rachel Klamer is a Dutch professional triathlete and member of the National team. She placed third at the Junior World Championships in 2009.
Non Rhiannydd Stanford is a British former professional triathlete, representing Great Britain and Wales at international level. Stanford was the ITU World Champion in 2013, part of the Great Britain world champion mixed relay team in 2012 and represented Team GB at the 2016 Olympic Games in Rio de Janeiro, where she finished fourth behind teammate and housemate Vicky Holland. Hindered thereafter by recurrent injuries, she struggled to repeat the dominant form of her early years. In her final year of competition, 2022, however she found an exceptional final flourish of form; she anchored Wales to silver in the team event at the 2022 Commonwealth Games, her first Commonwealth medal and her first major championship medal since 2015 World Triathlon mixed relay bronze. One week later, in her final major Olympic distance triathlon race, Stanford won her first and only European championship.
Dame Flora Jane Duffy is a Bermudian 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.
Vicky Holland is a British triathlete who is part of the Great Britain and Northern Ireland Olympic team, a 2-time World Mixed Team Champion and the 2018 ITU WTS champion. She was born in Gloucester. She is the first female triathlete to win an Olympic medal for Great Britain, a bronze in 2016. In 2021, she competed in the women's event at the 2020 Summer Olympics in Tokyo, Japan.
Debbie Tanner is a triathlete from New Zealand, who placed fourth at the 2006 Commonwealth Games in Melbourne, and competed at the 2008 Summer Olympics in Beijing.
Katie Zaferes is an American professional triathlete from Hampstead, Maryland. She earned a silver and bronze medal for the United States in the 2020 Tokyo Olympic triathlon held in 2021. She is also the 2019 ITU World Triathlon Series women's champion. She has placed second overall in the 2018 ITU World Triathlon Series and third in the 2017 ITU World Triathlon Series. Zaferes won both the 2018 and 2019 Super League Triathlon Championship Series. She finished in 3rd position in the series in 2021.
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.
Jessica Learmonth is a British triathlete. Learmonth is a European, Commonwealth and World Triathlon Series medal winner based in Leeds, England where she trains at the Leeds Triathlon Centre. She won the European Triathlon Championship in 2017 and took silver in 2018. She competed in the women's event and the mixed relay at the 2018 Commonwealth Games, winning silver medals in both disciplines. Learmonth won silver in the 2019 World Triathlon Series.
Georgia Taylor-Brown is an English triathlete. Having won bronze in the 2018 and 2019 World Triathlon Series, Taylor Brown won the one-off sprint triathlon race in Hamburg that constituted the 2020 World Triathlon Championship, becoming the fifth British woman to become world champion.
Sophie Coldwell is a British triathlete. She competed in the women's event at the 2018 Commonwealth Games. and has achieved several medals in International Triathlon Union (ITU) and European Triathlon Union (ETU) Championships. Sophie Coldwell is based in Loughborough, England. On the 26th June 2022, she won her 1st major medal when helping Team GB to Silver in the mixed team relay. She finished in third place in the 2022 Super League Triathlon Championship Series.
Hayden Wilde is a New Zealand professional triathlete. He was 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 silver medal in the Men's Triathlon at the Tokyo 2020 Olympics and the gold medal in the Triathlon Mixed Relay at the Tokyo 2020 Olympics on Saturday 31 July 2021. He is also the 2022 Commonwealth Games triathlon champion in both the men's and mixed team events. He is a double World Championship medalist over the World Triathlon Championship Series, with silver in 2022, and bronze in 2021
Matthew Hauser is an Australian triathlete. In 2021, he competed in the men's triathlon at the 2020 Summer Olympics held in Tokyo, Japan. He also competed in the mixed relay event.
Ainsley Thorpe is a New Zealand professional triathlete.
Sophia Green is a Scottish triathlete. She competed at the 2022 Commonwealth Games in Women's Triathlon.
Sophie Linn is an Australian professional triathlete. She competed at the 2022 Commonwealth Games, in Mixed relay, winning a bronze medal.
Kate Waugh is a British triathlete competing internationally for Great Britain. She became the 2022 U23 World Champion, having won the 2022 World Triathlon Championship Series event in Abu Dhabi.
Great Britain 
