Usain Bolt
Bolt set a world record of 9.58 seconds in the 100m at the 2009 World Championships in Berlin, with a high speed of 27.8 miles per hour (44.72 kilometers per hour) between meters 60 and 80, and an average speed of 23.5 mph.
Usain Bolt, a Jamaican sprinter, has been dubb "the fastest man alive" for breaking world records and collecting nine gold medals as the reigning Olympic champion.
Usain Bolt, a Jamaican sprinter, has been dubb "the fastest man alive" after breaking world records and collecting nine gold medals as the reigning Olympic champion at the 2008, 2012, and 2016 Summer Games.