Swiss professional tennis player who spent a total of 209 weeks as world #1. 5 time Grand Slam Champion in singles (3 Australian Opens, 1 Wimbledon, and 1 US Open). She also won 9 Grand Slam women's doubles titles, winning a calendar-year doubles Grand Slam in 1998, and 1 Grand Slam mixed doubles title.
In June 2011, Martina was named one of the "30 Legends of Women's Tennis: Past, Present and Future" by Time. In 2013, she was elected into the International Tennis Hall of Fame.