Robert Henry Preston
| Election | Electoral District | Political Party | Votes | Elected |
|---|---|---|---|---|
| ON (Jan 1875) | Leeds South | .
Conservative Party of Ontario | 1481 | Yes |
| ON (Feb 1883) | Leeds South | .
Conservative Party of Ontario | 1553 | Yes |
| ON (Jun 1890) | Leeds | .
Conservative Party of Ontario | 1813 | Yes |
| ON (Dec 1886) | Leeds | .
Conservative Party of Ontario | 1964 | Yes |
Candidacy notes
Candidate's Parties
| Political Party | Candidacies |
|---|---|
.
Conservative Party of Ontario | 4 |