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.
2009 Billie Jean King Cup Ivanovic 6–3, and Venus Williams won hers 6–4 against Jelena Janković. The final was won by Serena 6–4, 6–3. Between the semifinals and final a tribute was paid to tennis legend and pioneer Billie Jean King. The tribute featured a speech by former president Bill Clinton, and appearances by figure skaters Sarah Hughes and Nancy Kerrigan, race car driver Janet Guthrie, Billie Jean King's long time double's partner Rosie Casals and other prominent women in sports. A portion of the proceeds from the 2009 event benefited the Dream Vaccines Foundation and the Women's Sports Foundation. The 2009 Billie Jean King