| Sport: | Badminton |
| Established: | 1899 |
| Location: | Royal Horticultural Hall, Westminster, England, |
| Start Date: | March 3 |
| End Date: | March 8, 1931 |
| Website: | All England Championships |
| Previous: | 1930 |
| Next: | 1932 |
The 1931 All England Championships was a badminton tournament held at the Royal Horticultural Hall, Westminster, England from March 3 to March 8, 1931.[1]
| Category | Winners | Runners-up | Score | |
|---|---|---|---|---|
| Men's singles | Frank Devlin | Thomas P. Dick | 3–15, 15–10, 15–3 | |
| Women's singles | Marjorie Barrett | Leoni Kingsbury | 11–8, 4–11, 14–9 | |
| Men's doubles | Frank Devlin & Curly Mack | K G Livingstone & Raymond White | 15–6, 11–15, 15–4 | |
| Women's doubles | Betty Uber & Marian Horsley | Violet Elton & Marjorie Barrett | 12–15, 15–10, 15–5 | |
| Mixed doubles | Herbert Uber & Betty Uber | Frank Devlin & Marian Horsley | 8–15, 15-8 15–9 |