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.
These are the official results of the Women's 400m Hurdles at the 1996 Summer Olympics in Atlanta, Georgia. There were a total of 30 competitors.
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 men's 400 metres at the 2011 IPC Athletics World Championships is held at the QEII Stadium on 22-23 and 26–29 January
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 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 hurdles at the 2017 World Championships in Athletics was held at the London Olympic Stadium on 6–9 August.
The men's 400 metres at the 2019 World Para Athletics Championships was held in Dubai from 7–15 November.
The women's 200 metres event at the 2021 Summer World University Games was held on 3 and 4 August 2023 at the Shuangliu Sports Centre Stadium in Chengdu, China.
The men's 800 metres event at the 2021 Summer World University Games was held on 4, 5 and 6 August 2023 at the Shuangliu Sports Centre Stadium in Chengdu, China.
The men's 4 × 400 metres relay event at the 2021 Summer World University Games was held on 5 and 6 August 2023 at the Shuangliu Sports Centre Stadium in Chengdu, China.
The men's 110 metres hurdles event at the 2021 Summer World University Games was held on 4 and 5 August 2023 at the Shuangliu Sports Centre Stadium in Chengdu, China.
The men's 4 × 100 metres relay event at the 2021 Summer World University Games was held on 5 and 6 August 2023 at the Shuangliu Sports Centre Stadium in Chengdu, China.
The men's 100 metres event at the 2021 Summer World University Games was held on 1 and 2 August 2023 at the Shuangliu Sports Centre Stadium in Chengdu, China.
The women's 400 metres event at the 2021 Summer World University Games was held on 1, 2 and 3 August 2023 at the Shuangliu Sports Centre Stadium in Chengdu, China.
The women's 100 metres event at the 2021 Summer World University Games was held on 1 and 2 August 2023 at the Shuangliu Sports Centre Stadium in Chengdu, China.
The women's 400 metres hurdles event at the 2021 Summer World University Games was held on 1, 2 and 3 August 2023 at the Shuangliu Sports Centre Stadium in Chengdu, China.
The men's 200 metres event at the 2021 Summer World University Games was held on 3 and 4 August 2023 at the Shuangliu Sports Centre Stadium in Chengdu, China.
The men's 400 metres event at the 2021 Summer World University Games was held on 1, 2 and 3 August 2023 at the Shuangliu Sports Centre Stadium in Chengdu, China.
The women's 100 metres hurdles event at the 2021 Summer World University Games was held on 3 and 4 August 2023 at the Shuangliu Sports Centre Stadium in Chengdu, China.
