Usain Bolt is a sprinter.
The 100 metres , or 100-metre dash , is a sprint race in track and field competitions . The 200 metres ( also spelled 200 meters ) is a sprint running event . Usain St Leo Bolt , OJ , CD ( [ ˈjuːseɪn ] born 21 August 1986 ) is a Jamaican sprinter . He is the first person to hold both the 100 metres and 200 metres world records since fully automatic time became mandatory .