Mark O'Brien
| Election | Electoral District | Political Party | Votes | Elected |
|---|---|---|---|---|
| CAN (Nov 2000) | Davenport | .
Green Party of Canada/Parti Vert du Canada | 642 | No |
| CAN (Jun 2004) | Davenport | .
Green Party of Canada/Parti Vert du Canada | 1384 | No |
| CAN (Jan 2006) | Davenport | .
Green Party of Canada/Parti Vert du Canada | 1440 | No |
| ON (Oct 2003) | Davenport (ON) | .
Green Party of Ontario | 907 | No |
Candidacy notes
Candidate's Parties
| Political Party | Candidacies |
|---|---|
.
Green Party of Canada/Parti Vert du Canada | 3 |
.
Green Party of Ontario | 1 |