Isaac Mercer
| Election | Electoral District | Political Party | Votes | Elected |
|---|---|---|---|---|
| NL (May 1949) | Trinity South | .
Progressive Conservative Party of NFL | 1152 | No |
| NL (Nov 1951) | Port de Grave | .
Liberal Party of Newfoundland and Labrador | 1935 | Yes |
| NL (Oct 1956) | Fogo | .
Liberal Party of Newfoundland and Labrador | 0 | Yes |
| NL (Aug 1959) | Fogo | .
Liberal Party of Newfoundland and Labrador | 2551 | Yes |
Candidacy notes
Candidate's Parties
| Political Party | Candidacies |
|---|---|
.
Progressive Conservative Party of NFL | 1 |
.
Liberal Party of Newfoundland and Labrador | 3 |