| Country: | Ecuador |
| Type: | presidential |
| Previous Election: | 1924 Ecuadorian presidential election |
| Previous Year: | 1924 |
| Next Election: | 1932 Ecuadorian presidential election |
| Next Year: | 1932 |
| Election Date: | 20–21 October 1931 |
| Image1: | 3x4.svg |
| Nominee1: | |
| Party1: | Conservative Party (Ecuador) |
| Popular Vote1: | 27,042 |
| Percentage1: | 45.26% |
| Nominee2: | Modesto Larrea Jijón |
| Party2: | Ecuadorian Radical Liberal Party |
| Popular Vote2: | 19,442 |
| Percentage2: | 32.54% |
| Image3: | 3x4.svg |
| Nominee3: | Ildefonso Mendoza |
| Party3: | Socialist Party – Broad Front of Ecuador |
| Popular Vote3: | 12,565 |
| Percentage3: | 21.03% |
| President | |
| Before Election: | Alfredo Baquerizo Moreno |
| Before Party: | Ecuadorian Radical Liberal Party |
| After Election: | Neptalí Bonifaz |
| After Party: | Conservative Party (Ecuador) |
Presidential elections were held in Ecuador on 20 and 21 October 1931.[1] The result was a victory for, who received 45% of the vote.[2] However, he was disqualified by Congress the following year as he had held Peruvian citizenship,[3] and fresh elections were held in October 1932.[1]