The current world's records (May 2010) are :
Men - Cameron van der Burgh of South Africa -- 26.67 seconds
Set at the World Aquatic Championships in Rome, Italy on July 29, 2009.
Women - Jessica Hardy of the United States -- 29.80 seconds
Set at the US Open Time Trials at Weyerhaeuser King County Aquatic Center, Federal Way WA (Seattle-Tacoma) on August 7, 2009.
Brendan Hansen: 59.13
there's no such thing as a 500 meter breast stroke
no answer!!
Usain Bolt
Michael Johnson.
Noah Ngeny
usain bolt
florence griffith-joyner
Usain Bolt holds the world record at 9.69 seconds for the 100 meter dash. Usain Bolt holds the world record at 19.30 seconds for the 200 meter dash. Michael Johnson holds the world record at 43.18 seconds for the 400 meter dash. So I would say Usain Bolt.
Usain Bolt
Usain Bolt, Jamaica
Deb Robinson
Daniel Koman.