The 1966 Wimbledon Championships took place on the outdoor grass courts at the All England Lawn Tennis and Croquet Club in Wimbledon, London, United Kingdom.

The tournament was held from Monday 20 June until Saturday 2 July 1966.

[1] It was the 80th staging of the Wimbledon Championships, and the third Grand Slam tennis event of 1966.

Manuel Santana and Billie Jean King won the singles titles.

Manuel Santana defeated Dennis Ralston, 6–4, 11–9, 6–4 [2] Billie Jean King defeated Maria Bueno, 6–3, 3–6, 6–1 [3] Ken Fletcher / John Newcombe defeated Bill Bowrey / Owen Davidson, 6–3, 6–4, 3–6, 6–3 [4] Maria Bueno / Nancy Richey defeated Margaret Smith / Judy Tegart, 6–3, 4–6, 6–4 [5] Ken Fletcher / Margaret Smith defeated Dennis Ralston / Billie Jean King, 4–6, 6–3, 6–3 [6] Vladimir Korotkov defeated Brian Fairlie, 6–3, 11–9 [7] Birgitta Lindström defeated Judy Congdon, 7–5, 6–3 [8]