joan benoit samuelson
Canada's Ed Whitlock holds the world record, having run 38:04.13 in Brisbane in 2001
Usain Bolt of Jamaica holds the world record for the 200 meter dash. His amazing feat was clocked at 19.19 seconds. This record was set at the 2009 Berlin World Championships.
The men's world record at 10,000 meters is held by Kenenisa Bekele of Ethiopia at 26:17.53 set in 2005. The woman's world record is held by Wang Junxia of China at 29:31.78 set in 1993.
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 of Jamaica holds the men's world record in the 200 meter dash with a time of 19.19 seconds set at the 2009 World Championships in Berlin.
Austin Crawford (Dallas, Texas) 50 meter dash world record: 4.98 second
Florence Griffith-Joyner holds the women's world record in the 200 meter dash with a time of 21.34 seconds set at the 1988 Summer Olympics in Seoul.
Hicham El Guerrouj
Usain Bolt, Jamaica