Kerron Stephon Clement is a Trinidadian-born American track and field athlete who competes in the 400-meter hurdles and 400-meter sprint. He held the indoor world record in the 400-meter sprint, having broken Michael Johnson's mark in 2005.
Queen Quedith Claye née Harrison is an American hurdler and sprinter who competed in the 400 metres hurdles at the 2008 Summer Olympics. She was a six-time collegiate All-American at Virginia Tech where she was elected to its sports hall of fame. Queen is a meet director for Virginia's Best Track and Field Classic - VHSL meet hosted in Richmond, Virginia started in 2017.
Jeshua Anderson is a retired American sprinter, who specializes in the 400 meter hurdles. He is a 3 time NCAA champion in the 400m hurdles and was the second freshman from Washington State University to ever win the NCAA title. In 2008 Anderson was 400 meter hurdles Junior World Champion and holds the second fastest high school time recorded in the 300m hurdles. He was born and raised in Woodland Hills, California and attended Taft High School. After winning the 2011 Outdoor Championships, Anderson had the competed for team USA at the world championships. He also participated in the 2016 Olympic trials in which he finished as a finalist.
Arman "Gino" Hall is an American sprinter specializing in the 400m. He is a World and Olympic gold medalist as a member of USA's 2014 and 2016 4 × 400 m relay teams.
Georganne Rochelle Moline is an American hurdler who specializes in the 400 metres hurdles and 400 metres. She won a spot in the 2012 Summer Olympics in the 400 meter hurdles.
Kori Carter is an American track and field athlete specializing in hurdle races, the World Champion in the 400 metres hurdles event in 2017. Kori Carter was a nine-time All-American at Stanford University sponsored by Jordan Brand.
Dalilah Muhammad is an American track and field athlete who specializes in the 400 meters hurdles. She is the 2016 Rio Olympics champion and 2020 Tokyo Olympics silver medalist, becoming at the latter the then-second-fastest woman of all time in the event with her personal best of 51.58 seconds. Muhammad was second at both the 2013 and 2017 World Championships to take her first gold in 2019, setting the former world record of 52.16 s. She was the second female 400 m hurdler in history, after Sally Gunnell, to have won the Olympic, World titles and broken the world record. At both the 2019 World Championships and Tokyo Games, she also took gold as part of women's 4 × 400 metres relay team.
Ashley Spencer is an American track and field athlete who competes in the 400 metres and the 400 metres hurdles. In the 400m hurdles, she is the 2016 Olympic bronze medalist. In the 400m, she is the 2012 World Junior Champion and the 2016 World Indoor silver medalist. She is coached by 1996 Olympic bronze medalist Tonya Buford-Bailey.
Shamier Little is an American track and field sprinter specializing in the 400 metres hurdles. As a 20-year-old college sophomore at Texas A&M University, Little was the 2015 US champion. She then went on to win the silver medal in her signature event at the 2015 and 2023 World Championships. In July 2021, she became the fifth fastest woman of all time at the event.
Raevyn Rogers is an American middle-distance athlete. She won a bronze medal in the 800 meters at the 2020 Tokyo Olympics, becoming the fourth fastest woman in U.S. history in the event. At the 2019 World Championships, Rogers came from seventh with 100m remaining in the race to place silver over USA teammate Ajeé Wilson in bronze. She earned a world indoor title as a member of national 4x400 m relay squad that took gold at the 2018 World Indoor Championships.
Jordin Jae Andrade is a track and field hurdler representing Cape Verde at the Olympics in 2016 and 2020 and World Championships in 2017. Dr Jordin Andrade specializes in the 400-meter hurdles. He was a silver medalist in the event at 2015 NCAA Division I Outdoor Track and Field Championships.
Fredrick Lee Kerley is an American professional track and field sprinter who started his career competing in the 400 meters until 2020, when he transitioned to the 100 meters and 200 meters. He has earned several medals at the World Championships in the 400 m and 4 × 400 m relay including an individual bronze and a relay gold at the 2019 edition. Kerley claimed 100 m gold in the 2022 edition.
Rai Benjamin is an American professional hurdler and sprinter specializing in the 400 m and 400 m hurdles. He is the second fastest man in history in the 400 m hurdles with a personal best time of 46.17 s. Benjamin won silver medals at his first Olympic Games in 2021 and at the World Championships in 2019 and 2022 in the men's 400 m hurdles, and gold medals in the 4 × 400 m relay in 2019 and 2021.
Wadeline Jonathas is an American track and field athlete. She won gold medal in the women's 4 × 400 meters event at the 2019 World Athletics Championships and finished in 4th place in the 400 meters, in 49.60 seconds. Jonathas represents United States in women's 400 meters at the 2020 Tokyo Olympics.
Anna Cockrell is an American track and field athlete competing in sprinting and hurdling. She is a two-time medalist at the 2019 Pan American Games in Lima, Peru and she represented the United States at the 2020 Summer Olympics in Tokyo, Japan.
Elija Godwin is an American athlete who specialises in the 400 metres.
David Kendziera is an American Olympic athlete who runs the 400m hurdles and 110m hurdles.
Trevor Bassitt is an American track and field athlete.
Jaide Alexandra Stepter Baynes is an American track and field athlete who specializes in the 400 metres.
Quincy Hall is an American track and field athlete who competes over 400 metres and 400m hurdles.
United States 
