The 1931 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 22 June until Saturday 4 July 1931. It was the 51st staging of the Wimbledon Championships, and the third Grand Slam tennis event of 1931. Sidney Wood and Cilly Aussem won the singles titles.

Finals

Men's singles

🇺🇸 Sidney Wood defeated 🇺🇸 Frank Shields, walkover

Women's singles

🇩🇪 Cilly Aussem defeated 🇩🇪 Hilde Krahwinkel, 6–2, 7–5

Men's doubles

🇺🇸 George Lott / 🇺🇸 John Van Ryn defeated 🇫🇷 Jacques Brugnon / 🇫🇷 Henri Cochet, 6–2, 10–8, 9–11, 3–6, 6–3

Women's doubles

🇬🇧 Dorothy Shepherd-Barron / 🇬🇧 Phyllis Mudford defeated 🇫🇷 Doris Metaxa / 🇧🇪 Josane Sigart, 3–6, 6–3, 6–4

Mixed doubles

🇺🇸 George Lott / 🇺🇸 Anna Harper defeated 🇬🇧 Ian Collins / 🇬🇧 Joan Ridley, 6–3, 1–6, 6–1