1900 General Election - Caithness
| Year | 1900 |
| General election | 1900 General Election |
| Constituency | Caithness |
| Turnout | 78.3% |
Results
| Candidate | Party | Votes |
| Harmsworth, Robert Leicester | Liberal | 1,189 |
| Henderson, David Patrick | Conservative | 1,161 |
| Clark, Gavin Brown | Crofters | 673 |
| Auld, FC | Land Law Reform Association of Caithness | 141 |