1859 General Election - Portarlington
| Year | 1859 |
| General election | 1859 General Election |
| Constituency | Portarlington |
| Turnout | Election uncontested |
Results
| Candidate | Party |
| Dawson-Damer, Lionel Seymour William | Conservative |
| Year | 1859 |
| General election | 1859 General Election |
| Constituency | Portarlington |
| Turnout | Election uncontested |
| Candidate | Party |
| Dawson-Damer, Lionel Seymour William | Conservative |