By-election
MPP for York—Simcoe
- Held
Report a problem with this page
Source: elections.on.ca, checked (+1 more)By-election after Caroline Mulroney resigned on 2026-06-05; called 5 August 2026. Susan Lahey elected with 11,491 of 23,070 valid votes (official tabulation).
Results
| Candidate | Party | Votes | Result |
|---|---|---|---|
| Susan Lahey Report | Progressive Conservative Party of Ontario | 11,491 | Elected |
| Naomi Davison Report | Ontario Liberal Party | 8,942 | Not elected |
| Bobby Nikmard Report | New Democratic Party of Ontario | 974 | Not elected |
| Matt Pearce Report | Green Party of Ontario | 642 | Not elected |
| Sean Conroy Report | Ontario Libertarian Party | 394 | Not elected |
| David Ghobrial Report | New Blue Party of Ontario | 383 | Not elected |
| Gerald Auger Report | Ontario Party | 244 | Not elected |
Sources
- elections.on.ca · checked Elections Ontario media release, 5 August 2026: by-elections called for Hamilton East—Stoney Creek, Scarborough Southwest and York—Simcoe. For: Date and type of vote
- elections.on.ca · checked Elections Ontario, Vote Totals Report from Official Tabulation (printed 2026-09-05). For: Date and type of vote
- ola.org · checked Party affiliation: Progressive Conservative Party of Ontario. For: Susan Lahey (candidate)
- elections.on.ca · checked Official tabulation total for Susan Lahey: 11491 votes. For: Susan Lahey (candidate)
- en.wikipedia.org · checked Liberal candidate Naomi Davison is the regional councillor for the Town of Georgina elected in 2022 (person 1107); candidate re-pointed from duplicate person 20737 to 1107. For: Naomi Davison (candidate)
- cp24.com · checked Party affiliation: Ontario Liberal Party. For: Naomi Davison (candidate)
- elections.on.ca · checked Official tabulation total for Naomi Davison: 8942 votes. For: Naomi Davison (candidate)
- ctvnews.ca · checked Party affiliation corroboration: Ontario New Democratic Party. For: Bobby Nikmard (candidate)
- en.wikipedia.org · checked Party affiliation: New Democratic Party of Ontario (Wikipedia results table; CTV News Barrie, 2026-09-03, "York-Simcoe's MPP; who's running in the by-election?", says Nikmard represents the Ontario NDP). For: Bobby Nikmard (candidate)
- elections.on.ca · checked Official tabulation total for Bobby Nikmard: 974 votes. For: Bobby Nikmard (candidate)
- gpo.ca · checked Party affiliation: Green Party of Ontario. For: Matt Pearce (candidate)
- elections.on.ca · checked Official tabulation total for Matt Pearce: 642 votes. For: Matt Pearce (candidate)
- finances.elections.on.ca · checked Corroboration: Elections Ontario party registry (fetched 2026-10-11) lists Sean Conroy as leader of the Ontario Libertarian Party. For: Sean Conroy (candidate)
- en.wikipedia.org · checked Party affiliation: Ontario Libertarian Party (Wikipedia results table; CTV News Barrie 2026-09-03). For: Sean Conroy (candidate)
- elections.on.ca · checked Official tabulation total for Sean Conroy: 394 votes. For: Sean Conroy (candidate)
- ctvnews.ca · checked Party affiliation corroboration: New Blue Party of Ontario. For: David Ghobrial (candidate)
- en.wikipedia.org · checked Party affiliation: New Blue Party of Ontario (Wikipedia results table; corroborated by CTV News Barrie 2026-09-03). For: David Ghobrial (candidate)
- elections.on.ca · checked Official tabulation total for David Ghobrial: 383 votes. For: David Ghobrial (candidate)
- ctvnews.ca · checked Party affiliation corroboration: Ontario Party. For: Gerald Auger (candidate)
- en.wikipedia.org · checked Party affiliation: Ontario Party (Wikipedia results table; CTV News Barrie 2026-09-03). For: Gerald Auger (candidate)
- elections.on.ca · checked Official tabulation total for Gerald Auger: 244 votes. For: Gerald Auger (candidate)