The 29-year-old Jamaican athlete has now won his 2nd gold medal (his second medal) of the 2016 Olympics in Rio, Brazil. Usain Bolt finished at 19.78 seconds to come home ahead of Canada's Andre de Grasse and France's Christophe Lemaitre, The win becomes the 8th Olympic gold medal of his career.
Speaking on his victory, Bolt said:
"The fact I came here and executed what I wanted to is a brilliant feeling.
"I wasn't happy with the time when I crossed the line but I'm excited I got the gold medal - that's the key thing.
"What else can I do to prove I am the greatest? I'm trying to be one of the greatest, to be among Ali and Pele.
"I have made the sport exciting, I have made people want to see the sport. I have put the sport on a different level."