Usain Bolt celebrates his 34th birthday on August 21, 2020 (Friday). Bolt is an eight-time Olympic gold medallist and is celebrated as one of the greatest sprinters of all-time. He retired from track and field in 2017 after the World Championship as the most successful sprinter in Olympics’ history and as the world record holder in 100m, 200m and the 4x100m relay team event.