1918 General Election - South Roscommon
| Year | 1918 |
| General election | 1918 General Election |
| Constituency | South Roscommon |
| Turnout | 67.5% |
Results
| Candidate | Party | Votes |
| Boland, Henry James | Sinn Féin | 10,685 |
| Hayden, John Patrick | Irish Parliamentary | 4,233 |
| Year | 1918 |
| General election | 1918 General Election |
| Constituency | South Roscommon |
| Turnout | 67.5% |
| Candidate | Party | Votes |
| Boland, Henry James | Sinn Féin | 10,685 |
| Hayden, John Patrick | Irish Parliamentary | 4,233 |