zuko
the first fastest is usain bolt and in second is asafa Powell
Yes, 100m in 9.58, currently the fastest 100m runner in the world.
Usain Bolt Nationality : Jamaican
Samuel Arkoh the world fastest girl runner is actuall Florence Griffith joyner.
As of now, the title of the fastest female runner in the world is held by Florence Griffith-Joyner, who set the world record in the 100m and 200m sprints in 1988. Her records still stand today.
not sure think is japanese guy name: Nobuhau Asahara with 10:24 for 100m
Michael Phelps
Kyle Stockton who swam a 17second 100m
The worlds fastest runner is Usain Bolt.He broke his own record and he will break it again............Well I am from the Caribbean and this year in Beijing was our year......But the worlds fastest runner is Usain Bolt and he ran 9.69 seconds.
Casey Dickson obese olympic runner : 100m time : 5.98 seconds
The fastest speed set by a human runner is 27.8 mph (44.72 km/h) achieved by Usain Bolt during his 100m world record run in 2009.