Owen K. Davidson was a professional tennis player of the 1960s and 1970s. Partnering Billie Jean King, Davidson won eight grand slam mixed doubles titles. In 1967 he won a calendar year slam for mixed doubles, when he won the Australian Championships, and the French Championships, Wimbledon and the US Championships. His best grand slam singles result was at Wimbledon in 1966, when he reached the semifinals. He is also the 1972 Australian Open and the 1973 US Open men's doubles champion, partnering John Newcombe and Ken Rosewall. He was inducted into the International Tennis Hall of Fame in Newport, Rhode Island in 2010. He was inducted into the Australian Tennis Hall of Fame at the Rod Laver Arena Melbourne on 26 January 2011. 

October 4th, 1943 in Melbourne  /  Died:   May 12th, 2023 - aged 79