The 1890 Wimbledon Championships was a combined men's and women's tennis tournament that took place on the outdoor grass courts at the All England Lawn Tennis Club in Wimbledon, London, United Kingdom.

[1] It was the 14th staging of the Wimbledon Championships, and the first Grand Slam tennis event of 1890.

[2] Bonham Carter Evelegh took over as referee from Julian Marshall.

[2] The rule for change-overs was altered to after every odd game.

[1][4][5] Willoughby Hamilton defeated William Renshaw, 6–8, 6–2, 3–6, 6–1, 6–1 [6] Lena Rice defeated May Jacks, 6–4, 6–1 [7] Joshua Pim / Frank Stoker defeated George Hillyard / Ernest Lewis, 6–0, 7–5, 6–4 [8]