| Year: | 1900 |
|---|---|
| General election: | 1900 General Election |
| Constituency: | South County Dublin |
| Turnout: | 73.0% |
Results
| Candidate | Party | Votes |
| Mooney, John Joseph | Irish Parliamentary | 3410 |
| Plunkett, Horace Curzon | Irish Unionist | 2906 |
| Ball, Francis Elrington | Independent Unionist | 1539 |