Billie Jean King was a tennis player.
The 1972 Wimbledon Championships was a tennis tournament that took place on the outdoor grass courts at the All England Lawn Tennis and Croquet Club in Wimbledon , London , United Kingdom . Billie Jean King ( née Moffitt ; born November 22 , 1943 ) is an American former World No. 1 professional tennis player . The Grand Slam tournaments , also called majors , are the four most-important annual tennis events .