1865 General Election - Grantham
| Year | 1865 |
| General election | 1865 General Election |
| Constituency | Grantham |
| Turnout | 76.2% |
Results
| Candidate | Party | Votes |
| Thorold, John Henry | Conservative | 432 |
| Welby, William Earle | Conservative | 404 |
| Tollemache, Frederick James | Liberal | 315 |