The record is set by the late runner Florence Griffith Joyner in1988 Seoul Olympics . The time is 10.49.
9:58 by jamaicas Usain Bolt,10:49 in womens 100m sprint
Florence Griffith-Joyner.
12.21s by Yordanka Donkova of Bulgaria in 1988.
Ailis McSweeney - 11.40
Kristy Coventry from Zimbabwe rewrote the world record for the women's 100m breastroke, and the record is 58.77 seconds.
10.49s
47sec
The average speed of the world record in the 100m dash is around 37.58 km/h (23.35 mph).
Asafa Powell set the 100m World Record three times during his career.
9.6 secones
Florence Griffiths-Joyner
Usain Bolt broke the 100m world record 3 times and the 200m world record 2 times. He first broke the 100m record May 31, 2008. He rebroke it August 16, 2008 and August 16, 2009. He first broke the 200m world record August 20, 2008. He rebroke the 200m world record August 20, 2009.