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.
1990 Wimbledon Championships – Women's Singles 1990 Wimbledon Championships – Women's Singles Steffi Graf was the defending champion, but lost in the semifinals to Zina Garrison. This was the first time since the 1986 US Open that Graf did not reach a Grand Slam final, ending a record of 13 consecutive major finals. Martina Navratilova defeated Garrison in the final, 6–4, 6–1 to win the Ladies' Singles tennis title at the 1990 Wimbledon Championships. This was Navratilova's ninth singles title at Wimbledon, which would be her 18th and final Grand Slam singles title, tying the then - Open Era record of Chris Evert. Steffi Graf "(Semifinals)"