1880 General Election - Sligo
| Year | 1880 |
| General election | 1880 General Election |
| Constituency | Sligo |
| Turnout | 67.7% |
Results
| Candidate | Party | Votes |
| Sexton, Thomas | Home Rule League (Parnellite) | 1,591 |
| O'Conor, Denis Maurice | Home Rule League | 1,551 |
| King-Harman, Edward Robert | Home Rule League | 1,267 |