Monica Seles was a tennis player.
Monica Seles ( [ ˈsɛləs ] Szeles Mónika , Моника Селеш , Monika Seleš , [ ˈsɛlɛʃ ] , born December 2 , 1973 ) is a former Yugoslav world no. 1 professional tennis player and a member of the International Tennis Hall of Fame . She went on to win eight Grand Slam singles titles before her 20th birthday and was the year-end world no. 1 in 1991 and 1992 . Regarded by many in the sport as one of the greatest tennis players of all time , Seles was named one of the `` 30 Legends of Women 's Tennis : Past , Present and Future '' by Time .