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.
Marek Plawgo is a Polish athlete. He mainly competes in the 400 meters hurdles, but he also starts in the 400 meters and the 4 x 400 meters relay.
Matthew John "Matt" Elias is a retired Welsh athlete who specialised in the 400 metres sprint and 400 metres hurdles. During his international career he represented Great Britain. In 2003 he won a gold medal at the European Championships and at the 2004 Olympic Games in Athens he finished 5th in the 4 × 400 m relay, He is also a part of Super Schools.
Aleksandra Andreyevna Fedoriva is a Russian track and field athlete who competes mainly in sprinting events.
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.
Anna Vasylivna Ryzhykova, nee Yaroshchuk is a Ukrainian track and field athlete who specialises in the 400 metres hurdles. At the European Athletics Championships, she won silver medals in 2012 and 2018, and bronze in 2022. Ryzhykova placed fifth at the 2020 Tokyo Olympics.
Omar Cisneros Bonora is a Cuban track and field athlete who competes in the 400 metres hurdles. He is the Cuban national record holder for the event with his personal best of 47.99 seconds. He won gold medals in the hurdles and 4×400 metres relay at the Pan American Games in 2011.
Karsten Warholm is a Norwegian sprinter who competes in the 400 metres and 400 m hurdles. He is the 2020 Tokyo Olympic champion, silver medalist at the 2024 Paris Olympics, three-time world champion and world record holder in the latter event.
The men's 400 metres hurdles event at the 2014 World Junior Championships in Athletics was held in Eugene, Oregon, USA, at Hayward Field on 23, 24 and 25 July.
Nadine Visser is a Dutch track and field athlete who competed in the combined events until 2017 and specialises in short hurdling since 2018.
Yanko Ivanov Bratanov is a Bulgarian former track and field athlete. He won gold in the 400 metres at the 1976 European Indoor Championships and was an Olympic finalist in the 400 m hurdles in 1976 and 1980. After his athletic career he has worked as a coach in Qatar and Bahrain.
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.
Jason Joseph is a Swiss athlete specialising in the sprint hurdles. He won a gold medal in the 60 metres hurdles at the 2023 European Indoor Championships. He has been the national champion in the 110 metres hurdles ever since 2019, earning the title consecutively five times in a row, and holds national records in both events. He also reached the semi-finals of the 2020 Olympics.
Paulien Couckuyt is a Belgian track and field athlete who specializes in middle-distance running and 400 metres hurdles.
Sasha Zhoya is an Australian-born French athlete who represents France in international track and field competition, specialized in hurdling events. Born in Australia, and of French and Zimbabwean descent, he represents France internationally.
Zoë Frederique Sedney is a Dutch athlete who competes in the hurdles, 100 metres, 200 metres, 400 metres and 4 × 100 metres relay. Sedney won two gold medals at the 2017 European Youth Summer Olympic Festival. As a senior in 2021, she competed in both the European Indoor Championships and the Summer Olympics. In 2022, she became part of the 4 × 100 metres Dutch relay team, competing together with her older sister Naomi Sedney.
Ricky Petrucciani is a Swiss sprinter specialising in the 400 metres. He won a gold medal at the 2021 European U23 Championships and a silver medal at the 2022 European Championships in the 400m category. He also reached the semifinals of the 2020 Olympics.
Jaide Alexandra Stepter Baynes is an American track and field athlete who specializes in the 400 metres.
Lionel Spitz is a Swiss sprinter who specialises in the 400 metres. He won a silver medal at the 2023 European U23 Championships. Shortly after, he set a new personal best of 45.25 at the Swiss Championships and also finished in first place at the event, securing his second national title.
Julien Bonvin is a Swiss sprinter who specialises in the 400 metres hurdles. He has been the national champion in the 400 metres hurdles ever since 2021, earning the title consecutively three times in a row. He is also the 2023 Swiss champion for the indoor 200 metres.
