Michael Johnson (athlete)

Michael Duane Johnson (born September 13, 1967) is a retired American sprinter who holds world records in the 200 meters, 400 meters and 4 x 400 m relay. He also has run the fastest 300 meters of all time, an event not recognized by the IAAF. He won five Olympic gold medals and was crowned world champion nine times. He is the only male sprint athlete in history to win both the 200 meters and 400 meters events at the same Olympics, accomplishing the feat at the 1996 Summer Olympics in Atlanta, and the only man to successfully defend his title in the 400 meters at a Summer Olympics competition.
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