The men's 400 metres hurdles at the 2004 Summer Olympics as part of the athletics program were held at the Athens Olympic Stadium from August 23 to 26. There were 35 competitors from 24 nations. The event was won by Félix Sánchez of the Dominican Republic, the nation's first medal in the men's 400 metres hurdles. Silver went to Danny McFarlane of Jamaica, returning to the podium in the event for the first time since 1992. Naman Keïta's bronze was France's first medal in the event in over 100 years; the last Frenchman to medal in the long hurdles was Henri Tauzin in 1900. The United States' five-Games gold medal streak ended; for only the second time in the history of the event, Americans competed but won no medals.
The women's 400 metres hurdles at the 2004 Summer Olympics as part of the athletics program were held at the Athens Olympic Stadium from August 21 to 25.
The men's 110 metres hurdles at the 2008 Summer Olympics took place on 18–21 August at the Beijing National Stadium. Forty-two athletes from 32 nations competed. The event was won by Dayron Robles of Cuba, the nation's second gold medal in the high hurdles.
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.
The women's 100 metres hurdles at the 2009 World Championships in Athletics was held at the Olympic Stadium 18 and 19 August.
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.
The Women's 400 metres hurdles event at the 2011 World Championships in Athletics was held at the Daegu Stadium on August 29, 30 and September 1.
The men's 400 metres at the 2013 World Championships in Athletics was held at the Luzhniki Stadium on 11–13 August.
The men's 110 metres hurdles at the 2013 World Championships in Athletics was held at the Luzhniki Stadium on 11 and 12 August.
The women's 400 metres hurdles at the 2013 World Championships in Athletics was held at the Luzhniki Stadium on 12–15 August.
The women's 100 metres hurdles at the 2013 World Championships in Athletics was held at the Luzhniki Stadium on 12–15 August.
The men's 110 metre hurdles at the 2004 Summer Olympics as part of the athletics program were held at the Athens Olympic Stadium from August 24 to 27. Forty-seven athletes from 34 nations competed. The event was won by Liu Xiang of China, the nation's first medal in the event. Terrence Trammell and Anier García became the 11th and 12th men to win multiple medals in the 110 metres hurdles.
The men's 400 metres hurdles event at the 2016 Summer Olympics took place between 15–18 August at the Olympic Stadium. There were 47 competitors from 33 nations. The event was won by Kerron Clement of the United States, the nation's 19th victory in the men's long hurdles. Clement was the ninth man to win multiple medals in the event. Both Kenya and Turkey earned their first medals in the men's 400 metres hurdles, the former with Boniface Mucheru Tumuti's silver and the latter with Yasmani Copello's bronze.
The men's 400 metres hurdles at the 2015 World Championships in Athletics was held at the Beijing National Stadium on 22, 23 and 25 August.
The men's 400 metres hurdles at the 2017 World Championships in Athletics was held at the London Olympic Stadium on 6–9 August.
The women's 100 metres hurdles at the 2017 World Championships in Athletics was held at the London Olympic Stadium on 11−12 August.
The women's 400 metres hurdles at the 2017 World Championships in Athletics was held at the London Olympic Stadium on 7−8 and 10 August.
The men's 400 metres hurdles at the 2019 World Athletics Championships was held at the Khalifa International Stadium in Doha from 27 to 30 September 2019.
The men's 110 metres hurdles at the 2022 World Athletics Championships was held at the Hayward Field in Eugene on 16 and 17 July 2022.
The men's 400 metres hurdles at the 2022 World Athletics Championships was held at the Hayward Field in Eugene from 16 to 19 July 2022.
