Usain Bolt is an Olympic sprinter.
Usain St Leo Bolt , OJ , CD -LRB- -LSB- ˈjuːseɪn -RSB- born 21 August 1986 -RRB- is a Jamaican sprinter.
He is the reigning world and Olympic champion in these three events.
An eight-time Olympic gold medalist , Bolt won the 100 m , 200 m and 4 × 100 m relay at three consecutive Olympic Games , although he subsequently lost one of the gold medals -LRB- as well as the world record set therein -RRB- nine years after the fact due to teammate Nesta Carter 's disqualification for doping offences.
Bolt is the only sprinter to win Olympic 100 m and 200 m titles at three consecutive olympics -LRB- 2008 , 2012 and 2016 -RRB- , a feat referred to as the `` triple double.
Bolt 's most successful event is the 200 m , with three Olympic and four World titles.
The 2008 Olympics was his international debut over 100 m ; he had earlier won numerous 200 m medals -LRB- including 2007 World Championship silver -RRB- and holds the world under-20 and world under-18 records for the event.
