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.
1978 Wimbledon Championships – Women's Singles was seeded 14th and Sue Barker was seeded 16th. The withdrawal of Casals before the draw was made allowed for a redrafting of the seeding list. 1978 Wimbledon Championships – Women's Singles Virginia Wade was the defending champion, but lost in the semifinals to Chris Evert. Martina Navratilova defeated her rival Evert in the final, 2–6, 6–4, 7–5 to win the Ladies' Singles tennis title at the 1978 Wimbledon Championships. This was Navratilova's first of 18 Grand Slam singles titles and a record nine Wimbledon singles titles. This was the first time Wimbledon seeded 16 players for the ladies' championship,