400m Sprint Record

Men's Outdoor
43.18 – Michael Johnson from USA in Seville, Spain on 8/26/99

Men's Indoor
44.57 – Kerron Clement from USA in Fayettevilee, Arkansas on 3/12/05

Women's Outdoor
47.60 – Marita Kotch from East Germany in Canberra, Australia on 10/06/85

Women's Indoor
49.59 - Jarmila Kratochvilová from Czechoslovakia in Milan Italy on 3/07/82