The following table shows the world record progression in the mixed 4 × 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 TimeTeamCountryVenueDate3:13.20Kyle ClemonsClaudia FrancisJames HarrisPhyllis Francis Eugene29 July 2016
Officially Recognised
TimeTeamCountryVenueDate3:12.42Tyrell RichardJessica BeardJasmine BlockerObi Igbokwe Doha28 September 20193:09.34Wilbert LondonAllyson FelixCourtney OkoloMichael Cherry Doha29 September 20193:08.80Justin RobinsonRosey EffiongMatthew BolingAlexis HolmesBudapest19 August 20233:07.41Vernon NorwoodShamier LittleBryce DeadmonKaylyn BrownSaint-Denis2 August 2024
References