Usain Bolt has won the 100 metres Gold at Rio 2016, completing the hat-trick at Olympics. Previously, Bolt has won the Gold at Beijing 2012 and London 2012. He becomes the first man in Olympics history to win 100 metres three times.

Rio 2016 Olympics 9.81 seconds
London 2012 Olympics 9.63 seconds
Beijing 2008 Olympics 9.69 seconds

Born in Jamaica, Usain Bolt holds the world record for completing 100 meters race within 9.58 seconds at 2009 Berlin World championships. He also holds the Olympic record for completing the 100 meters race in 9.63 seconds.