Kelly Jade Sotherton is a British former heptathlete, long jumper and relay runner. In the heptathlon she was the bronze medallist at the 2004 Summer Olympics and, following the disqualification of two other athletes, also at the 2008 Summer Olympics, as well as being part of the bronze medal-winning team in the Women's 4x400m relay at the 2008 Summer Olympics. As such she is one of only five women to win multiple medals in Olympic heptathlon. She also won a bronze at the 2007 World Championships in Athletics. Representing England, Sotherton is a one-time Commonwealth Games champion, as the heptathlon gold medallist at the 2006 Commonwealth Games.
Angelo F. Taylor is an American track and field athlete, winner of 400-meter hurdles at the 2000 and 2008 Summer Olympics. His personal record for the hurdles event is 47.25 seconds. His time puts him in a tie with Félix Sánchez for the #14 performer of all time. Sánchez also won two Olympic gold medals, in 2004 between Taylor's two golds and 2012, immediately following. Taylor also has a 400-meter dash best of 44.05 seconds, ranking him as the joint 29th performer of all time, superior to any other athlete who has made a serious effort in the 400 metres hurdles. He won the bronze medal in the 400 m at the 2007 World Championships in Athletics.
Christine Ijeoma Ohuruogu, MBE is a British former track and field athlete who specialised in the 400 metres, the event for which she is an Olympic, World and Commonwealth champion. The Olympic champion in 2008, and silver medalist in 2012, she is a double World Champion, having won the 400 m at the 2007 and 2013 World Championships. She has also won six World championship medals in the women's 4 × 400 m relay as part of the Great Britain and Northern Ireland team and bronze Olympic medals in the women's 4 × 400 m relay at the 2008 Beijing Games and the 2016 Rio Games, her final Olympics. Ohuruogu shares with Merlene Ottey and Usain Bolt the record for medalling in most successive global championships – 9 – between the 2005 World Championships in Athletics and the 2016 Summer Olympics.
Victoria Barr is a British track and field athlete who competes in the 400 metres sprint. Her personal best for the event is 52.40 seconds. She is a frequent member of the British 4×400 m relay team and won a bronze medal at the European Athletics Championships in 2010. She was a silver medallist in the relay for England at the 2010 Commonwealth Games.
Peirresha Alexandra Shakes-Drayton is a British retired track and field athlete. After specialising in the 400 metres hurdles in the early part of her career, a knee injury at the 2013 World Championships forced Shakes-Drayton to concentrate on the 400 metres on her return to athletics. She is the 2013 European Indoor Champion in the 400 metres and won a 2012 World Indoor Championship gold medal in the 4 x 400 metres relay. She has also won silver and bronze medals in the 4 × 400 m relay at the World Championships.
David "Dai" Greene is a Welsh retired hurdler who specialised in the 400 metres hurdles, competing internationally for both Wales and Great Britain, as well as Europe in the IAAF Intercontinental Cup.
Eilidh Doyle is a retired British track and field athlete. Originally running as Eilidh Child, she specialised in the 400 metres hurdles outdoors, and the 400 metres flat indoors, as well as the 4 x 400 metres relay on both surfaces. She represented Great Britain at the 2012 Olympic Games in London, and won an Olympic bronze medal in the 4 x 400 metres relay at the 2016 Games in Rio de Janeiro. Individually, she is the 2014 European Champion and a three-time Commonwealth silver medalist in the 400 metres hurdles.
Jack Green is a British sprint athlete who specialises in the 400m distance, along with the hurdles and the 4 × 400 m relay. He competed for the Great Britain team at the 2012 Summer Olympics in London and at the 2016 Summer Olympics in Rio de Janeiro.
Kadeena Cox is a parasport athlete competing in T38 para-athletics sprint events and C4 para-cycling and British television presenter. She was part of the 2015 IPC Athletics World Championships and the 2016 UCI Para-cycling Track World Championships, in which she won world titles in the T37 100m and C4 500m time trial respectively.
Sydney Michelle McLaughlin-Levrone is an American hurdler and sprinter who competes in the 400 meters hurdles and is the world record holder in that event. She has won gold in the 2020 and 2024 Summer Olympics, as well as the 2022 World Athletics Championships. She set a world record time of 50.37 seconds at the 2024 Summer Olympics on August 8, 2024, breaking her own old world record of 50.65 seconds. She is the first track athlete to break four world records in the same event; setting four world records during 13 months, she was the first woman to break the 52-second and 51-second barriers in the 400 m hurdles. She won the silver medal at the 2019 World Championships. At all four competitions, she also took gold as part of a women's 4 × 400 m relay team.
Laviai Nielsen is a British sprinter specialising in the 400 metres.
Femke Bol is a Dutch track and field athlete who competes in hurdling and sprinting. She specialises in the 400 metres hurdles, where she is the 2023 World Champion, and in the 400 metres, where she is the 2024 World Indoor Champion and the short track world record holder. In the 4 × 400 metres relay, she is the 2023 World Champion and the 2024 World Indoor Champion with the Dutch women's team and the 2024 Olympic Champion with the Dutch mixed team.
Alastair Chalmers is a British track and field hurdler who specialises in the 400 metres hurdles. He won Guernsey's first-ever Commonwealth Games track and field medal when he took bronze at the 2022 edition and he is a five-time British 400m hurdles champion.
Jessie Knight is an English athlete specialising in the 400 metres hurdles.
Nicole Yeargin is a British-American athlete representing Great Britain who specialises in the 400 metres. She won major medals as part of British women's and mixed 4 x 400 m relays, including bronzes at the 2022 World Athletics Championships and 2023 World Athletics Championships. She won two bronze medals at the 2024 Summer Olympics as part of both the British mixed and women's 4 x 400 metres relay teams.
Ali Smith is a British Paralympic athlete who competes in 100 metres, 400 metres, and 4x100m Universal Relay events. At the age of 25, Ali was diagnosed with multiple sclerosis after noticing she was having abnormal symptoms. In 2017 she picked up para-athletics after loving track and field as a child before her disability.
Alex Haydock-Wilson is a British athletics athlete. In 2023, he became British 400 metres champion. He achieved a bronze medal at the 2024 Summer Olympics in the mixed 4 x 400 m relay.
Yemi Mary John is a British track and field athlete. She won the gold medal in the 400 metres at the 2022 World Athletics Under-20 Championships.
Amber Anning is a British sprinter. A double Olympic medalist, she holds the British record for 400 metres, 49.29 seconds, which she took finishing fifth in the women's 400 metres at the 2024 Paris Olympics.
Lina Esther Licona Torres is a Colombian sprinter. In 2024, she became national champion in the 400 metres.
