The American pulled off four gold medals at the Berlin Games in 1936 with Adolf Hitler looking on
Formerly Bruce Jenner, the 1976 Montreal gold medallist announced transitioning into a woman in 2015
Competed in four Olympics, winning nine gold medals, including four in 1984 (Los Angeles)
Became the only man to win the 200m and the 400m gold medals at a single Olympics (1996)
They raised black-gloved fists during the medal ceremony in 1968 - one of the most iconic sports images of the century
Retired from weightlifting before returning to become 1st Indian woman to win an Olympic medal in 2000
India's first-ever individual Olympic gold medalist turned into a household name after the 2008 Beijing Games
With a 3rd consecutive 100, 200 and 4x100 triple at Rio 2016, Bolt became the greatest sprinter of all time
The most decorated Olympian ever had 23 gold medals when he retired at Rio 2016 at the age of 31
At 22, she is the most decorated artistic gymnast of all time with four Olympic gold medals