1857 General Election - Leitrim
| Year | 1857 |
| General election | 1857 General Election |
| Constituency | Leitrim |
| Turnout | 60.4% |
Results
| Candidate | Party | Votes |
| Lyons-Montgomery, Hugh | Conservative | 1,577 |
| Brady, John | Independent Irish | 1,006 |
| King-Tenison, Edward | Whig | 591 |