Template:2004 Canadian federal election/on-c

Electoral district	Candidates												Incumbent
	Liberal		Conservative		NDP		Green		Christian Heritage		Other
Barrie		Aileen Carroll 21,233 42.66%		Patrick Brown 19,938 40.06%		Peter Bursztyn 5,312 10.67%		Erich Jacoby-Hawkins 3,288 6.61%						Aileen Carroll Barrie—Simcoe—Bradford
Clarington—Scugog—Uxbridge		Tim Lang 19,548 38.27%		Bev Oda 20,813 40.74%		Bruce Rogers 7,721 15.11%		Virginia Ervin 2,085 4.08%		Durk Bruinsma 915 1.79%				Alex Shepherd Durham
Dufferin—Caledon		Murray Calder 17,557 39.00%		David Tilson 19,270 42.81%		Rita Landry 3,798 8.44%		Ted Alexander 3,947 8.77%		Ursula Ellis 443 0.98%				Murray Calder Dufferin—Peel—Wellington—Grey
Grey—Bruce—Owen Sound		Ovid Jackson 17,824 35.78%		Larry Miller 22,411 44.99%		Sebastian Ostertag 6,516 13.08%		Alex Drossos 2,076 4.17%		Steven J. Taylor 982 1.97%				Ovid Jackson
Haliburton—Kawartha Lakes—Brock		John O'Reilly 19,294 34.51%		Barry Devolin 24,731 44.23%		Gil J. McElroy 8,427 15.07%		Tim Holland 2,637 4.72%		Peter Vogel 493 0.88%		Charles Olito (Ind.) 330 0.59%		John O'Reilly Haliburton—Victoria—Brock
Newmarket—Aurora		Martha Hall Findlay 21,129 41.08%		Belinda Stronach 21,818 42.42%		Ed Chudak 5,111 9.94%		Daryl Wyatt 2,298 4.47%				Dorian Baxter (PC) 1,079 2.10%		New district
Northumberland—Quinte West		Paul Macklin 22,989 39.85%		Doug Galt 22,676 39.31%		Russ Christianson 9,007 15.61%		Steve Haylestrom 3,016 5.23%						Paul Macklin Northumberland
Peterborough		Peter Adams 25,099 43.55%		James Jackson 18,393 31.92%		Linda Slavin 10,957 19.01%		Brent Wood 3,182 5.52%						Peter Adams
Simcoe—Grey		Paul Bonwick 22,396 40.44%		Helena Guergis 22,496 40.62%		Colin Mackinnon 5,532 9.99%		Peter Ellis 2,668 4.82%		Peter Vander Zaag 2,285 4.13%				Paul Bonwick
Simcoe North		Paul DeVillers 23,664 43.36%		Peter Stock 20,570 37.69%		Jen Hill 6,162 11.29%		Mary Lou Kirby 3,486 6.39%		Adrian Kooger 544 1.00%		Ian Woods (CAP) 145 0.27%		Paul DeVillers
York—Simcoe		Kate Wilson 16,763 35.47%		Peter Van Loan 21,343 45.17%		Sylvia Gerl 5,314 11.25%		Bob Burrows 2,576 5.45%		Vicki Gunn 588 1.24%		Stephen Sircelj (PC) 670 1.42%		Karen Kraft Sloan York North