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.
USTA Billie Jean King National Tennis Center Stadium, and was completed in time for the 2018 US Open. In July 2008, the USTA Billie Jean King National Tennis Center and Arthur Ashe Stadium hosted its first ever non-tennis event, when the New York Liberty of the Women's National Basketball Association (WNBA) played in the "Liberty Outdoor Classic: 2008". The game itself was a historic event as it was the first ever professional basketball regular season game ever played outdoors in the USA, by either men or women. The contest featured the Indiana Fever defeating the New York Liberty. USTA Billie Jean King National Tennis Center is the