Usain St. Leo Bolt, (born 21 August 1986) is a Jamaican sprinter. Regarded as the fastest person ever recorded, he is the first man to hold both the 100 metres since fully automatic time measurements became mandatory in 1977. Along with his teammates, he also set the world record in the 4x100 metres relay. He is the reigning Olympic champion in these three events, the first man to win six Olympic gold medals in sprinting, and an eleven-time World champion.