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.
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.
Louis Jacobus van Zyl, better known as L. J. van Zyl, is a South African athlete competing in the 400 metre hurdles. He is the South African record holder in the event with a personal best of 47.66 seconds, which he achieved twice, three months apart. His time ranks him in the all-time top 25. He is a three-time African Champion in the event and competed for his country at the 2008, 2012 and 2016 Summer Olympics.
Periklís Iakovákis is a retired Greek athlete mainly competing in 400 metres hurdles. He is the Greek record holder with a time of 47.82 seconds and fifteen times national champion in the event.
Lashinda Demus is a retired American hurdler who specialized in the 400 meter hurdles, an event in which she was the 2011 world champion and 2012 Olympic gold medalist, becoming the first woman from the United States to win the Olympic 400 m hurdles title.
Rabah Mahhamed Yousif Bkheit is a Sudanese-born British track and field athlete, who initially competed for Sudan before obtaining British citizenship.
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.
The men's 400 metres hurdles at the 2009 World Championships in Athletics was held at the Olympic Stadium on 15, 16 and 18 August.
Kaliese Spencer Carter is a Jamaican track and field athlete who specialises in the 400 metres hurdles. She won the bronze medal in the event at the 2012 London Olympics. Spencer was the Commonwealth Games champion in 2014 and a double silver medallist at the 2014 World Indoor Championships. She finished fourth at both the 2009 and 2011 World Championships in Athletics.
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.
Muizat Ajoke Odumosu Alademerin is a Nigerian track and field athlete who specialises in the 400 metres and the 400 metres hurdles. She represented Nigeria at the 2008 and 2012 Summer Olympics and competed at the World Championships in Athletics in 2007, 2009, 2011 and 2013. She was the bronze medallist at the 2007 All-Africa Games and went on to become the continental champion with a win at the 2008 and 2012 African Championships.
The men's 400 metres hurdles competition at the 2012 Summer Olympics in London, United Kingdom took place on 3–6 August at the Olympic Stadium. There were 49 competitors from 33 nations. The event was won by Félix Sánchez of the Dominican Republic, the second victory in the men's long hurdles for both the man and the nation. Sánchez was the eighth man to win multiple medals in the event and fourth to win two golds. Michael Tinsley of the United States earned silver. Javier Culson's bronze was Puerto Rico's first medal in the event.
Andrew William Pozzi is a retired British hurdling athlete. He was the 2018 indoor World Champion at 60 metres hurdles. He was the 2012 UK 60m and 110m Champion and holds the record for the fastest ever time run by a UK junior hurdler. The record time, 13.29 seconds, was set on 3 July 2011 in Mannheim, Germany at the Bauhaus Junior Gala.
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.
Cornel Edwin Fredericks is a South African track and field athlete who competes in the 400 metres hurdles. His personal best for the event is 48.14 seconds.
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.
Nathan Woodward is a British track and field athlete, competing in the 400 metre hurdles.
Karsten Warholm is a Norwegian sprinter who competes in the 400 metres and 400 m hurdles. He is the 2020 Tokyo Olympic champion, a three-time world champion and the world record holder in the latter event.
Matthew Hudson-Smith is a British track and field sprinter who specialises in the 400 metres. He holds, as of August 2024, the British and European record, running a personal best of 43.44 seconds for the distance at the 2024 Summer Olympics. He was the 2018 European Champion in 400 metres, and a member of the gold-winning teams in the 4 x 400 metre relay at the 2014 European Athletics Championships, with Great Britain and 2014 Commonwealth Games with England.
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.
