b Original silver medalists, Russia, were stripped of their medal for doping offenses. Following reallocation, Jamaica will be promoted to the silver medal, and Ukraine to the bronze. [38] Norman and Benjamin the latest stars to shine in the IAAF Diamond League". IAAF. 1 July 2018 . Retrieved 15 January 2019. by the Florida team of Kunle Fasasi, Grant Holloway, Chantz Sawyers, and Benjamin Lobo Vedel. This time was not record-eligible because Fasasi represents Nigeria, Holloway represents the United States, Sawyers represents Jamaica, and Vedel represents Denmark. x 400m Mixed Relay Heat 1 - 2020 Olympics" (PDF). Archived (PDF) from the original on 30 July 2021. A Russian team of Yuliya Gushchina, Kseniya Ustalova, Marina Karnaushchenko and Aleksandra Fedoriva originally finished third in the 2012 World Indoor Championships, but was disqualified in 2019 after Gushchina was found to have used performance-enhancing drugs. [42]

Women's 4 × 400 m Relay Final Results" (PDF). World Athletics. 24 July 2022 . Retrieved 6 August 2022.Men's 4 × 400 m Relay Final Results" (PDF). olympics.com. 7 August 2021. Archived from the original (PDF) on 7 August 2021 . Retrieved 26 August 2021. A USA team ran 2:56.47 in Athens in 1997 but the performance was annulled due to the use of performance-enhancing drugs by Antonio Pettigrew Lewis Davey, Laviai Nielsen, Rio Mitcham and Yemi Mary John crossed the line in 3:11.06 for the Brits, while Czechia's Matěj Krsek, Tereza Petrzilkova, Patrik Šorm and Lada Vondrova came home in 3:11.98 - both times new national records for each team. a b "All-time women's best 4 × 400m Relay". alltime-athletics.com. 13 August 2017 . Retrieved 13 August 2017.

a b c d e "4 x 400m Mixed Relay Heat 2 - 2020 Olympics" (PDF). Archived (PDF) from the original on 30 July 2021. Key competition decisions made at 227th World Athletics Council Meeting". World Athletics. 15 March 2022 . Retrieved 9 April 2022. a Original silver medalists, Russia, and 4th place finishers, Belarus, were stripped of their results for doping offenses. Following reallocation, Jamaica were promoted to the silver medal, and Great Britain to the bronze. [37] by the Texas A&M team of Ilolo Izu, Robert Grant, Devin Dixon and Mylik Kerley. All four runners represent the United States, and World Athletics currently lists this as the NACAC area record, but it has not been ratified as the world record. [5]

Metres Relay Records – outdoor". International Association of Athletics Federations . Retrieved 1 September 2011. https://www.reuters.com/article/us-olympics-rio-doping-russia/russia-stripped-of-beijing-2008-4x400m-womens-silver-medal-idUSKCN10U242 dq2 The Russian team ( Antonina Krivoshapka, Natalya Antyukh, Lyudmila Litvinova and Anastasiya Kapachinskaya) originally finished third in the 2011 World Championships, but was disqualified after Kapachinskaya was found to have used performance-enhancing drugs. A USA team ran 2:56.45 in Seville in 1999 but the performance was annulled due to the use of performance-enhancing drugs by Antonio Pettigrew

Note * Indicates athletes who ran only in the preliminary round and also received medals. World Indoor Championships medalists [ edit ] Men [ edit ] Games Alfred, Garland and Wilson threaten world records at NCAA Indoor Championships". World Athletics. 12 March 2023 . Retrieved 23 March 2023.Roy Jordan (10 March 2018). "Norman breaks world indoor 400m record at NCAA Indoor Championships". IAAF . Retrieved 12 March 2018. United States ( Justin Robinson (M), Rosey Effiong (W), Matthew Boling (M), Alexis Holmes (W)) 3:08.80 (2023) Note: The IAAF rescinded a time of 2:54.20 set at Uniondale on 22 July 1998 by the United States ( Jerome Young, Antonio Pettigrew, Tyree Washington, Michael Johnson) on 12 August 2008 after Pettigrew admitted to using human growth hormone and EPO between 1997 and 2003. [3] Men's Indoor World Record [4] A USA team ran 2:54.20 in Uniondale in 1998 but the performance was annulled due to the use of performance-enhancing drugs by Antonio Pettigrew dq1 The Russian team ( Anastasiya Kapachinskaya, Tatyana Firova, Lyudmila Litvinova and Antonina Krivoshapka) originally finished third in the 2009 World Championships, but was disqualified after Kapachinskaya was found to have used performance-enhancing drugs.