1918 General Election - West Wicklow
| Year | 1918 |
| General election | 1918 General Election |
| Constituency | West Wicklow |
| Turnout | 65.2% |
Results
| Candidate | Party | Votes |
| Barton, Robert Childers | Sinn Féin | 6,239 |
| O'Mahony, Pierce Charles de Lacy | Irish Parliamentary | 1,370 |