January 1910 General Election - Gainsborough
| Year | 1910 |
| General election | January 1910 General Election |
| Constituency | Gainsborough |
| Turnout | 89.9% |
Results
| Candidate | Party | Votes |
| Bentham, George Jackson | Liberal | 6,178 |
| Henderson, Robert Ronald | Conservative | 5,663 |