These are one of the most well known and famous Olympians in the world.
Nathan Chen is helping lead Team USA to a silver medal in team figure skating.
Simone Biles became the first female U.S. gymnast to win four gold medals at a single Game.
Usain ST Leo Bolt known as the Usain Bolt is a Jamaican sprinter who won gold medals in the 100-metre and 200-metre races and is widely considered the greatest sprinter of all time.
Serena Williams is a four-time Olympic medalist. Has has won over 94.5 million in career prize money,more than any other female athlete.