9.58s for men and 10.49s for women.
Usain Bolt with 9.58s
Florence Griffiths-Joyner with 10.49s.
The average speed of the world record in the 100m dash is around 37.58 km/h (23.35 mph).
20:58 ...Usain Bolt
Men: Usain Bolt Women: Florence Griffith Joyner
2 and more up to 4
Florence Griffith-Joyner holds the women's world record in the 100 meter dash at 10.49 seconds set in 1988.
There are usually three referees in a 100 meter dash. Referee A is the starter who signals the runners by a gun. Referee B keeps the record of time of the 100M dash. Referee C keeps the record of the whole Marathon. Hope this helps!
<p>Chen Jiaquan - runs 10 seconds sharp in 100m dash with hand-held stopwatch in October 1965, a time on par with the world record of that time<p> <p>Su Bingtian - the current fastest Chinese holding a record of 10.16 in 100m<p>
In fact he ran his world record of 10.2 seconds in his 100m Quarter-Final of the Berlin Olympics of 1936. His best in the 100 yard dash was 9.4 seconds, equalling the World Record.
Set the world record in the 100m dash portion of the race
Boy's 100m PIAA is 10.58