1918 General Election - Gainsborough
| Year | 1918 |
| General election | 1918 General Election |
| Constituency | Gainsborough |
| Turnout | 55.2% |
Results
| Candidate | Party | Votes |
| Molson, John Elsdale | Unionist with Coalition Coupon | 8,634 |
| Bentham, George Jackson | Liberal | 6,556 |