Usain Bolt is the fastest man in the world, and he has legs.
the fastest man in the world is Usain bolt and he's Jamaican
The maximum speed for the the world's fastest man is 27.6 mph.
In which discipline?
As of August 2012, he is the fastest man in the world
The Fastest Man in the World - 2003 is rated/received certificates of: USA:PG-13