Billie Jean King played against a team from Great Britain.
Billie Jean King . King often represented the United States in the Federation Cup and the Wightman Cup . In 1973 , at age 29 , she won the Battle of the Sexes tennis match against the 55-year-old Bobby Riggs , and was the founder of the Women 's Tennis Association , World TeamTennis ( with former husband Larry King ) , and the Women 's Sports Foundation . The Wightman Cup was an annual team tennis competition for women contested from 1923 through 1989 ( except during World War II ) between teams from the United States and Great Britain .