Billie Jean King New York City and Chicago with Kloss, her life partner. 18 finals (12 titles, 6 runner-ups) Singles Billie Jean King Billie Jean King ("née" Moffitt; born November 22, 1943) is an American former World No. 1 professional tennis player. King won 39 Grand Slam titles: 12 in singles, 16 in women's doubles, and 11 in mixed doubles. She won the singles title at the inaugural WTA Tour Championships. She often represented the United States in the Federation Cup and the Wightman Cup. She was a member of the victorious United States team in seven Federation Cups and nine Wightman Cups.
2004 Wimbledon Championships – Women's Singles at age 47, the oldest player in the Open Era to win a main draw match at Wimbledon. Serena Williams "(Final)" 2004 Wimbledon Championships – Women's Singles Maria Sharapova defeated the two-time defending champion Serena Williams in the final, 6–1, 6–4 to win the Ladies' Singles tennis title at the 2004 Wimbledon Championships. This victory was hailed by the media as "the most stunning upset in memory". Serena Williams was attempting to become the first player to win the women's singles tournament three consecutive times since Steffi Graf was champion in 1991, 1992 and 1993. With this win, Sharapova, who