1865 General Election - Westminster
| Year | 1865 |
| General election | 1865 General Election |
| Constituency | Westminster |
| Turnout | 51.3% |
Results
| Candidate | Party | Votes |
| Grosvenor, Robert Wellesley | Liberal | 4,534 |
| Mill, John Stuart | Liberal | 4,525 |
| Smith, William Henry | Conservative | 3,824 |