Asafa Powell, CD (born 23 November 1982) is a Jamaican sprinter who specialises in the 100 metres. He set the 100 metres world record twice, between June 2005 and May 2008 with times of 9. 77 and 9. 74 seconds. Powell has consistently broken the 10-second barrier in competition, with his personal best of 9. 72 s ranking fourth on the all-time list of male 100 metre athletes. As of 1 September 2016, Powell has broken the ten-second barrier more times than anyone else – 97 times. He currently holds the world record for the 100 yard dash with a time of 9. 09 s, set on 27 May 2010 in Ostrava, Czech Republic. At the 2016 Rio Olympic Games he won a gold medal in the 4 x 100 metres relay.