1931 General Election - Dunbartonshire
| Year | 1931 |
| General election | 1931 General Election |
| Constituency | Dunbartonshire |
| Turnout | 82.8% |
Results
| Candidate | Party | Votes |
| Thom, John Gibb | Scottish Unionist | 28,762 |
| Brooke, Willie | Labour | 16,474 |
| Year | 1931 |
| General election | 1931 General Election |
| Constituency | Dunbartonshire |
| Turnout | 82.8% |
| Candidate | Party | Votes |
| Thom, John Gibb | Scottish Unionist | 28,762 |
| Brooke, Willie | Labour | 16,474 |