# Sarnia—Lambton (provincial electoral district)

Sarnia—Lambton is a provincial electoral district in southwestern Ontario, Canada. It elects one member to the Legislative Assembly of Ontario.
The riding was created in 1999 from Sarnia and from part of Lambton when ridings in Ontario were redrawn to match federal ridings.
From 1999 to 2007, the riding consisted of the municipalities of Sarnia, Point Edward, St. Clair and Sarnia 45. For the 2007 election, it gained the municipalities of Petrolia, Plympton-Wyoming, Oil Springs and Enniskillen.

## Members of Provincial Parliament

Sarnia—Lambton :
| Assembly | Years | Member | Party |
| Riding created from Sarnia and Lambton |||||
| 37th | 1999–2003 | Caroline Di Cocco | Liberal |
| 38th | 2003–2007 | Caroline Di Cocco | Liberal |
| 39th | 2007–2011 | Bob Bailey | Progressive Conservative |
| 40th | 2011–2014 | Bob Bailey | Progressive Conservative |
| 41st | 2014–2018 | Bob Bailey | Progressive Conservative |
| 42nd | 2018–2022 | Bob Bailey | Progressive Conservative |
| 43rd | 2022–present | Bob Bailey | Progressive Conservative |

## Election results

2025 Ontario general election :
| ** Preliminary results — Not yet official ** |||||||||
| Party | Candidate | Votes | % | ±% | Expenditures |
| | Progressive Conservative | Bob Bailey | 22,726 | 52.0 | –0.7 |
| | New Democratic | Candace Young | 8,716 | 19.9 | –3.7 |
| | Liberal | Rachel Willsie | 8,134 | 18.6 | +8.1 |
| | New Blue | Keith Benn | 1,923 | 4.4 | –2.4 |
| | Independent | Nathan Colquhoun | 890 | 2.0 | N/A |
| | Green | Pamela Reid | 840 | 1.9 | –1.3 |
| | Libertarian | Jacques Boudreau | 590 | 1.3 | N/A |
| | Ontario Party | Mark Lamore | 359 | 0.8 | –0.1 |
| | Populist | Tom Stoukas | 151 | 0.3 | –2.1 |
| Total valid votes/expense limit | Total valid votes/expense limit | Total valid votes/expense limit | |
| Total rejected, unmarked, and declined ballots | Total rejected, unmarked, and declined ballots | Total rejected, unmarked, and declined ballots | |
| Turnout | Turnout | Turnout | | 50.3 | +3.6 |
| Eligible voters | Eligible voters | Eligible voters | 88,116 |
| | Progressive Conservative hold | Progressive Conservative hold | Swing | Swing | +1.5 |
| Source: Elections Ontario |||||||
vte2022 Ontario general election :
| Party | Candidate | Votes | % | ±% | Expenditures |
| | Progressive Conservative | Bob Bailey | 21,184 | 52.72 | −0.02 | $29,549 |
| | New Democratic | Dylan Stelpstra | 9,489 | 23.62 | −13.75 | $34,373 |
| | Liberal | Mark Russell | 4,200 | 10.45 | +6.03 | $0 |
| | New Blue | Keith Benn | 2,719 | 6.77 | | $13,739 |
| | Green | Mason Bourdeau | 1,266 | 3.15 | −0.50 | $0 |
| | Populist | Carla Olson | 972 | 2.42 | | $0 |
| | Ontario Party | Ian Orchard | 351 | 0.87 | | $0 |
| Total valid votes/expense limit | Total valid votes/expense limit | Total valid votes/expense limit | 40,181 | 99.22 | +0.19 | $121,429 |
| Total rejected, unmarked, and declined ballots | Total rejected, unmarked, and declined ballots | Total rejected, unmarked, and declined ballots | 315 | 0.78 | -0.19 |
| Turnout | Turnout | Turnout | 40,496 | 46.69 | -14.20 |
| Eligible voters | Eligible voters | Eligible voters | 86,320 |
| | Progressive Conservative hold | Progressive Conservative hold | Swing | Swing | +6.86 |
| Source(s) "Summary of Valid Votes Cast for Each Candidate" (PDF). Elections Ontario. 2022. Archived from the original on 2023-05-18."Statistical Summary by Electoral District" (PDF). Elections Ontario. 2022. Archived from the original on 2023-05-21. |||||||
2018 Ontario general election :
| Party | Candidate | Votes | % | ±% |
| | Progressive Conservative | Bob Bailey | 26,811 | 52.75 | +10.74 |
| | New Democratic | Kathy Alexander | 18,995 | 37.37 | +1.60 |
| | Liberal | Neil Wereley | 2,246 | 4.42 | -13.55 |
| | Green | Kevin Shaw | 1,856 | 3.65 | -0.96 |
| | Trillium | Andy Bruziewicz | 601 | 1.18 | |
| | None of the Above | Jeff Lozier | 250 | 0.49 | |
| | Independent | Fanina R. Kodre | 71 | 0.14 | |
| Total valid votes | Total valid votes | Total valid votes | 50,830 | 100.0 |
| Turnout | Turnout | Turnout | | 61.56 |
| Eligible voters | Eligible voters | Eligible voters | 82,566 |
| Source: Elections Ontario |||||||
2014 Ontario general election :
| Party | Candidate | Votes | % | ±% |
| | Progressive Conservative | Bob Bailey | 18,722 | 41.01 | -7.23 |
| | New Democratic | Brian White | 16,327 | 35.77 | +10.28 |
| | Liberal | Anne Marie Gillis | 8,152 | 17.86 | -3.97 |
| | Green | Kevin Shaw | 2,109 | 4.62 | +3.22 |
| | Libertarian | Andrew K. Falby | 340 | 0.74 | +0.35 |
| Total valid votes | Total valid votes | Total valid votes | 45,650 | 100.00 |
| | Progressive Conservative hold | Progressive Conservative hold | Swing | Swing | -8.76 |
| Source: Elections Ontario |||||||
2011 Ontario general election :
| Party | Candidate | Votes | % | ±% |
| | Progressive Conservative | Bob Bailey | 19,570 | 48.32 | +10.16 |
| | New Democratic | Brian White | 10,307 | 25.45 | -1.37 |
| | Liberal | Stephanie Barry | 8,819 | 21.78 | -7.63 |
| | Independent | Andy Bruziewicz | 1,077 | 2.66 | |
| | Green | Jason Vermette | 567 | 1.40 | -4.22 |
| | Freedom | Andrew K. Falby | 160 | 0.40 | |
| Total valid votes | Total valid votes | Total valid votes | 40,500 | 100.00 |
| Total rejected, unmarked and declined ballots | Total rejected, unmarked and declined ballots | Total rejected, unmarked and declined ballots | 199 | 0.49 |
| Turnout | Turnout | Turnout | 40,699 | 51.75 |
| Eligible voters | Eligible voters | Eligible voters | 78,646 |
| | Progressive Conservative hold | Progressive Conservative hold | Swing | Swing | +5.77 |
| Source: Elections Ontario |||||||
2007 Ontario general election :
| Party | Candidate | Votes | % | ±% |
| | Progressive Conservative | Bob Bailey | 16,145 | 38.16 | +6.29 |
| | Liberal | Caroline Di Cocco | 12,443 | 29.41 | -16.80 |
| | New Democratic | Barb Millitt | 11,349 | 26.82 | +10.36 |
| | Green | Tim van Bodegom | 2,376 | 5.62 | |
| Total valid votes | Total valid votes | Total valid votes | 42,313 | 100.00 |
| | Progressive Conservative gain from Liberal | Progressive Conservative gain from Liberal | Swing | +11.54 |
^ Change is from redistributed results
2003 Ontario general election :
| Party | Candidate | Votes | % | ±% |
| | Liberal | Caroline Di Cocco | 18,179 | 47.54 | -1.37 |
| | Progressive Conservative | Henk Vanden Ende | 11,852 | 30.99 | -10.97 |
| | New Democratic | Glenn Sonier | 6,482 | 16.95 | +9.13 |
| | Green | Bradley Gray | 1,414 | 3.70 | |
| | Freedom | Andrew K. Falby | 316 | 0.83 | -0.47 |
| Total valid votes | Total valid votes | Total valid votes | 38,243 | 100.00 |
Swing: 4.80% from PC to Lib (Lib hold)
1999 Ontario general election :
| Party | Candidate | Votes | % |
| | Liberal | Caroline Di Cocco | 19,440 | 48.91 |
| | Progressive Conservative | David Boushy | 16,679 | 41.96 |
| | New Democratic | Mark Kotanen | 3,110 | 7.82 |
| | Freedom | Andrew K. Falby | 517 | 1.30 |
| Total valid votes | Total valid votes | Total valid votes | 39,746 | 100.00 |

## 2007 electoral reform referendum

2007 Ontario electoral reform referendum :
| Side | Votes | % |
| First Past the Post | 27,801 | 67.2 |
| Mixed member proportional | 13,594 | 32.8 |
| Total valid votes | 41,395 | 100.0 |

## Sources

* ↑ "Sarnia—Lambton Unofficial Election Results". Elections Ontario. 28 February 2025. Retrieved 28 February 2025.
* ↑ "Summary of Valid Votes Cast for each Candidate" (PDF). Elections Ontario. p. 9. Retrieved 20 January 2019.
* ↑ Elections Ontario. "General Election Results by District, 078 Sarnia-Lambton". Archived from the original on 14 June 2014. Retrieved 13 June 2014.
* ↑ Elections Ontario (2011). "Official return from the records / Rapports des registres officiels - Sarnia—Lambton" (PDF). Retrieved 2 June 2014.
* Elections Ontario Past Election Results
* Map of riding for 2018 election
42°54′N 82°10′W﻿ / ﻿42.90°N 82.17°W﻿ / 42.90; -82.17