1886 General Election - South Monaghan
| Year | 1886 |
| General election | 1886 General Election |
| Constituency | South Monaghan |
| Turnout | 76.6% |
Results
| Candidate | Party | Votes |
| McKenna, Joseph Neale | Irish Parliamentary | 4,715 |
| Westenra, Peter Craven | Irish Unionist | 1,009 |