Guinness World Records-holder for the most Olympic medals among female swimmers, Coughlin left the 2004 and 2008 Olympics as the most decorated female athlete — earning a total of 11 medals. She won a bronze in the 400 free relay in London. In an ESPN ranking of the greatest U.S. Summer Olympians, Coughlin came in at No. 10, sharing the Top 10 with such heroes as Jesse Owens and Wilma Rudolph. Out of the pool, Coughlin keeps a large backyard garden and chickens and is a passionate cook. Follow her on Twitter @NatalieCoughlin.