Tracy Austin is a former World Number One professional tennis player. She holds three Grand Slam Titles: U.S. Open Women's Singles in 1979 & 1981, and Wimbledon Mixed Doubles in 1980. On top of that, in 1980 Tracy won the WTA Tour Championships in women's singles. She holds the record as the youngest U.S. Open female singles champion and is the youngest tennis player ever inducted into the International Tennis Hall of Fame. Now, she works as a commentator for NBC and USA Network.