1886 General Election - South Mayo
| Year | 1886 |
| General election | 1886 General Election |
| Constituency | South Mayo |
| Turnout | Election uncontested |
Results
| Candidate | Party |
| O'Brien, James Francis Xavier | Irish Parliamentary |
| Year | 1886 |
| General election | 1886 General Election |
| Constituency | South Mayo |
| Turnout | Election uncontested |
| Candidate | Party |
| O'Brien, James Francis Xavier | Irish Parliamentary |