The following elections occurred in the year 1931.
Africa
Asia
- 1931 Ceylonese State Council election
- 1931 Philippine House of Representatives elections
- 1931 Philippine Senate elections
Europe
- 1931 Luxembourg general election
- 1931 Norwegian local elections
- 1931 Spanish general election
- 1931 Swiss federal election
- Antanas Smetona re-elected
United Kingdom
- 1931 Ashton-under-Lyne by-election
- 1931 Gateshead by-election
- 1931 United Kingdom general election
- 1931 Guildford by-election
- 1931 Islington East by-election
- List of MPs elected in the 1931 United Kingdom general election
- 1931 Liverpool Wavertree by-election
- 1931 Salisbury by-election
- 1931 Westminster St George's by-election
United Kingdom local
English local
North America
Canada
- 1931 Edmonton municipal election
- 1931 Ottawa municipal election
- 1931 Prince Edward Island general election
- 1931 Quebec general election
- 1931 Toronto municipal election
- 1931 Yukon general election
South America
- 1931 Argentine general election
- 1931 Chilean presidential election
- 1931 Guatemalan general election
- 1931 Salvadoran general election