1880 General Election - Caithness
| Year | 1880 |
| General election | 1880 General Election |
| Constituency | Caithness |
| Turnout | 84.3% |
Results
| Candidate | Party | Votes |
| Sinclair, John | Liberal | 696 |
| Henderson, Alexander | Conservative | 369 |
| Year | 1880 |
| General election | 1880 General Election |
| Constituency | Caithness |
| Turnout | 84.3% |
| Candidate | Party | Votes |
| Sinclair, John | Liberal | 696 |
| Henderson, Alexander | Conservative | 369 |