Best female athletes in the 400 meters indoor run as of September 2019, by time
This ranking displays the ten leading female athletes in the 400 meters indoor event as of September 9, 2019. On March 7, 1982, the athlete Jarmila Kratachvílová broke the world record after running the test of the 400 indoor meters in a time of 49 seconds 59 hundredths in Milan, Italy. The second and third best records were for the Russian athlete Natalya Nazarova and the athlete Taťána Kocembová.
