Florence Griffith-Joyner has held on to her world record since 1988. Her sprint time was 10.49 seconds. Meanwhile Usain Bolt from Jamaica holds the Men's record of 9.58 seconds since 2012.
Stephanie Rice
Michael Johnson
Michael Johnson currently holds the world record for the 400m at 43.18 seconds.
He was an Olympic 400m gold medallist and world record holder who refused to compete on Sundays.
World Record 400m Individual Medley Michael Phelps (USA) August 9, 2008 Time: 4:03.84
Andy Morez
Lee Evans broke Milkha Singh's 400 meter world record, in the 1968 Olympics. The current record holder is Michael Johnson.
Michael Johnson of the United States is the current 400m record holder. He ran 43.18 on 26 August 1999 in Seville.
dont have a clue
Yes, Milkha Singh broke the world record in the 400m event at the Commonwealth Games in 1958. He clocked a time of 45.8 seconds and won the gold medal.
Natalya Antyukh
The Olympic 400m men freestyle record is 3:40.59 by Ian Thrope.