Mixed 4 × 400 metres relay world record progression

The following table shows the world record progression in the mixed 4 x 400 metres relay. The first world record in the event was recognised by the International Association of Athletics Federations in 2019.


Prior to Official Recognition
Time Team Country Venue Date Participants Ref
3:13.20 United States  United States Eugene 29 July 2016 Kyle Clemons
Claudia Francis
James Harris
Phyllis Francis		 [1]


Officially Recognised

  Awaiting ratification

Time Team Country Venue Date Participants Ref
3:12.42 United States  United States Doha 28 September 2019 Tyrell Richard
Jessica Beard
Jasmine Blocker
Obi Igbokwe		 [2]
3:09.34 United States  United States Doha 29 September 2019 Wilbert London
Allyson Felix
Courtney Okolo
Michael Cherry		 [3]

References
  1. "2016 TrackTown Summer Series". Letsrun. 29 July 2016. Retrieved 1 February 2020.
  2. "4×400m Relay Mixed − Heats − Results". IAAF. 29 September 2019. Retrieved 1 February 2020.
  3. "4×400m Relay Mixed − Final − Results" (PDF). IAAF. 29 September 2019. Retrieved 3 October 2019.
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