December 1910 General Election - South County Dublin
| Year | 1910 |
| General election | December 1910 General Election |
| Constituency | South County Dublin |
| Turnout | 85.9% |
Results
| Candidate | Party | Votes |
| Cotton, William Francis | Irish Parliamentary | 5,223 |
| Cooper, Bryan Ricco | Irish Unionist | 5,090 |