As of 2023, the fastest man in the world is Usain Bolt, who holds the world record for the men's 100 meters, completing it in 9.58 seconds at the 2009 World Championships. Bolt, a Jamaican sprinter, is renowned for his speed and charismatic personality, winning multiple Olympic gold medals throughout his career. Although he retired in 2017, his record remains unbeaten, solidifying his legacy in athletics.