Serena Williams is a golf player.
The 2003 Hopman Cup ( also known as the Hyundai Hopman Cup for sponsorship reasons ) was the fifteenth edition of the Hopman Cup tennis sporting event , held on 28 December 2002 through 4 January 2003 at the Burswood Entertainment Complex in Perth , Australia . The Grand Slam tournaments , also called majors , are the four most-important annual tennis events . Serena Jameka Williams ( born September 26 , 1981 ) is an American professional tennis player . She is the only tennis player in history ( man or woman ) to have won singles titles at least six times in three of the four Grand Slam tournaments , and the only player ever to have won two of the four Grand Slams seven times each ( seven Wimbledon titles and seven Australian Open titles ) .