1886 General Election - North Monaghan
| Year | 1886 |
| General election | 1886 General Election |
| Constituency | North Monaghan |
| Turnout | 85.8% |
Results
| Candidate | Party | Votes |
| O'Brien, Patrick | Irish Parliamentary | 3,962 |
| Leslie, John | Irish Unionist | 2,491 |
| Year | 1886 |
| General election | 1886 General Election |
| Constituency | North Monaghan |
| Turnout | 85.8% |
| Candidate | Party | Votes |
| O'Brien, Patrick | Irish Parliamentary | 3,962 |
| Leslie, John | Irish Unionist | 2,491 |