Born in Poprad, Slovakia, Daniela Hantuchova, 25, turned pro in 1999, but had her breakthrough season in 2002, when she won at Indian Wells and reached the quarterfinals at both Wimbledon and the U.S. Open. A classically trained pianist, Hantuchova is one of five women to win every Grand Slam mixed doubles title. She has been ranked as high as fifth in the world and lives in Monte Carlo.