# List of House members of the 40th Parliament of Canada

This is a list of members of the House of Commons of Canada in the 40th Canadian Parliament (November 18, 2008 to March 26, 2011).

## Members

Party leaders are italicized. Cabinet ministers are in boldface. The Prime Minister is both.

### Alberta

| Name | Party | Electoral district |
| Lee Richardson | Conservative | Calgary Centre |
| Jim Prentice | Conservative | Calgary Centre-North |
| Vacant | Vacant | | Calgary Centre-North |
| Deepak Obhrai | Conservative | Calgary East |
| Devinder Shory | Conservative | Calgary Northeast |
| Diane Ablonczy | Conservative | Calgary—Nose Hill |
| Jason Kenney | Conservative | Calgary Southeast |
| Stephen Harper | Conservative | Calgary Southwest |
| Rob Anders | Conservative | Calgary West |
| Kevin Sorenson | Conservative | Crowfoot |
| Laurie Hawn | Conservative | Edmonton Centre |
| Peter Goldring | Conservative | Edmonton East |
| James Rajotte | Conservative | Edmonton—Leduc |
| Mike Lake | Conservative | Edmonton—Mill Woods—Beaumont |
| Linda Duncan | New Democratic | Edmonton—Strathcona |
| Brent Rathgeber | Conservative | Edmonton—St. Albert |
| Tim Uppal | Conservative | Edmonton—Sherwood Park |
| Rona Ambrose | Conservative | Edmonton—Spruce Grove |
| Brian Jean | Conservative | Fort McMurray—Athabasca |
| Rick Casson | Conservative | Lethbridge |
| Ted Menzies | Conservative | Macleod |
| LaVar Payne | Conservative | Medicine Hat |
| Chris Warkentin | Conservative | Peace River |
| Earl Dreeshen | Conservative | Red Deer |
| Leon Benoit | Conservative | Vegreville—Wainwright |
| Brian Storseth | Conservative | Westlock—St. Paul |
| Blaine Calkins | Conservative | Wetaskiwin |
| Blake Richards | Conservative | Wild Rose |
| Rob Merrifield | Conservative | Yellowhead |

### British Columbia

| Name | Party | Electoral district |
| Ed Fast | Conservative | Abbotsford |
| Alex Atamanenko | New Democratic | British Columbia Southern Interior |
| Bill Siksay | New Democratic | Burnaby—Douglas |
| Peter Julian | New Democratic | Burnaby—New Westminster |
| Richard Harris | Conservative | Cariboo—Prince George |
| Chuck Strahl | Conservative | Chilliwack—Fraser Canyon |
| John Cummins | Conservative | Delta—Richmond East |
| Keith Martin | Liberal | Esquimalt—Juan de Fuca |
| Nina Grewal | Conservative | Fleetwood—Port Kells |
| Cathy McLeod | Conservative | Kamloops—Thompson—Cariboo |
| Ron Cannan | Conservative | Kelowna—Lake Country |
| Jim Abbott | Conservative | Kootenay—Columbia |
| Mark Warawa | Conservative | Langley |
| James Lunney | Conservative | Nanaimo—Alberni |
| Jean Crowder | New Democratic | Nanaimo—Cowichan |
| Dawn Black | New Democratic | New Westminster—Coquitlam |
| Fin Donnelly | New Democratic | New Westminster—Coquitlam |
| Sukh Dhaliwal | Liberal | Newton—North Delta |
| Andrew Saxton | Conservative | North Vancouver |
| Stockwell Day | Conservative | Okanagan—Coquihalla |
| Colin Mayes | Conservative | Okanagan—Shuswap |
| Randy Kamp | Conservative | Pitt Meadows—Maple Ridge—Mission |
| James Moore | Conservative | Port Moody—Westwood—Port Coquitlam |
| Jay Hill | Conservative | Prince George—Peace River |
| Vacant | Vacant | | Prince George—Peace River |
| Alice Wong | Conservative | Richmond |
| Gary Lunn | Conservative | Saanich—Gulf Islands |
| Russ Hiebert | Conservative | South Surrey—White Rock—Cloverdale |
| Nathan Cullen | New Democratic | Skeena—Bulkley Valley |
| Dona Cadman | Conservative | Surrey North |
| Hedy Fry | Liberal | Vancouver Centre |
| Libby Davies | New Democratic | Vancouver East |
| John Duncan | Conservative | Vancouver Island North |
| Don Davies | New Democratic | Vancouver Kingsway |
| Joyce Murray | Liberal | Vancouver Quadra |
| Ujjal Dosanjh | Liberal | Vancouver South |
| Denise Savoie | New Democratic | Victoria |
| John Weston | Conservative | West Vancouver—Sunshine Coast—Sea to Sky Country |

### Manitoba

| Name | Party | Electoral district |
| Merv Tweed | Conservative | Brandon—Souris |
| Steven Fletcher | Conservative | Charleswood—St. James—Assiniboia |
| Niki Ashton | New Democratic | Churchill |
| Inky Mark | Conservative | Dauphin—Swan River—Marquette |
| Robert Sopuck | Conservative | Dauphin—Swan River—Marquette |
| Jim Maloway | New Democratic | Elmwood—Transcona |
| Joy Smith | Conservative | Kildonan—St. Paul |
| Candice Hoeppner | Conservative | Portage—Lisgar |
| Vic Toews | Conservative | Provencher |
| Shelly Glover | Conservative | Saint Boniface |
| James Bezan | Conservative | Selkirk—Interlake |
| Pat Martin | New Democratic | Winnipeg Centre |
| Judy Wasylycia-Leis | New Democratic | Winnipeg North |
| Kevin Lamoureux | Liberal | Winnipeg North |
| Rod Bruinooge | Conservative | Winnipeg South |
| Anita Neville | Liberal | Winnipeg South Centre |

### New Brunswick

| Name | Party | Electoral district |
| Yvon Godin | New Democratic | Acadie—Bathurst |
| Dominic LeBlanc | Liberal | Beauséjour |
| Keith Ashfield | Conservative | Fredericton |
| Rob Moore | Conservative | Fundy Royal |
| Jean-Claude D'Amours | Liberal | Madawaska—Restigouche |
| Tilly O'Neill-Gordon | Conservative | Miramichi |
| Brian Murphy | Liberal | Moncton—Riverview—Dieppe |
| Greg Thompson | Conservative | New Brunswick Southwest |
| Rodney Weston | Conservative | Saint John |
| Mike Allen | Conservative | Tobique—Mactaquac |

### Newfoundland and Labrador

| Name | Party | Electoral district |
| Scott Andrews | Liberal | Avalon |
| Scott Simms | Liberal | Bonavista—Gander—Grand Falls—Windsor |
| Gerry Byrne | Liberal | Humber—St. Barbe—Baie Verte |
| Todd Russell | Liberal | Labrador |
| Judy Foote | Liberal | Random—Burin—St. George's |
| Jack Harris | New Democratic | St. John's East |
| Siobhán Coady | Liberal | St. John's South—Mount Pearl |

### Nova Scotia

| Name | Party | Electoral district |
| Rodger Cuzner | Liberal | Cape Breton—Canso |
| Peter MacKay | Conservative | Central Nova |
| Bill Casey | Independent | Cumberland—Colchester—Musquodoboit Valley |
| Scott Armstrong | Conservative | Cumberland—Colchester—Musquodoboit Valley |
| Michael Savage | Liberal | Dartmouth—Cole Harbour |
| Megan Leslie | New Democratic | Halifax |
| Geoff Regan | Liberal | Halifax West |
| Scott Brison | Liberal | Kings—Hants |
| Peter Stoffer | New Democratic | Sackville—Eastern Shore |
| Gerald Keddy | Conservative | South Shore—St. Margaret's |
| Mark Eyking | Liberal | Sydney—Victoria |
| Greg Kerr | Conservative | West Nova |

### Ontario

| Name | Party | Electoral district |
| Mark Holland | Liberal | Ajax—Pickering |
| Carol Hughes | New Democratic | Algoma—Manitoulin—Kapuskasing |
| David Sweet | Conservative | Ancaster—Dundas—Flamborough—Westdale |
| Patrick Brown | Conservative | Barrie |
| Maria Minna | Liberal | Beaches—East York |
| Gurbax Malhi | Liberal | Bramalea—Gore—Malton |
| Ruby Dhalla | Liberal | Brampton—Springdale |
| Andrew Kania | Liberal | Brampton West |
| Phil McColeman | Conservative | Brant |
| Larry Miller | Conservative | Bruce—Grey—Owen Sound |
| Mike Wallace | Conservative | Burlington |
| Gary Goodyear | Conservative | Cambridge |
| Gordon O'Connor | Conservative | Carleton—Mississippi Mills |
| Dave Van Kesteren | Conservative | Chatham-Kent—Essex |
| Mario Silva | Liberal | Davenport |
| Yasmin Ratansi | Liberal | Don Valley East |
| Rob Oliphant | Liberal | Don Valley West |
| David Tilson | Conservative | Dufferin—Caledon |
| Bev Oda | Conservative | Durham |
| Joe Volpe | Liberal | Eglinton—Lawrence |
| Joe Preston | Conservative | Elgin—Middlesex—London |
| Jeff Watson | Conservative | Essex |
| Borys Wrzesnewskyj | Liberal | Etobicoke Centre |
| Michael Ignatieff | Liberal | Etobicoke—Lakeshore |
| Kirsty Duncan | Liberal | Etobicoke North |
| Pierre Lemieux | Conservative | Glengarry—Prescott—Russell |
| Frank Valeriote | Liberal | Guelph |
| Diane Finley | Conservative | Haldimand—Norfolk |
| Barry Devolin | Conservative | Haliburton—Kawartha Lakes—Brock |
| Lisa Raitt | Conservative | Halton |
| David Christopherson | New Democratic | Hamilton Centre |
| Wayne Marston | New Democratic | Hamilton East—Stoney Creek |
| Chris Charlton | New Democratic | Hamilton Mountain |
| Ben Lobb | Conservative | Huron—Bruce |
| Greg Rickford | Conservative | Kenora |
| Peter Milliken | Liberal | Kingston and the Islands |
| Stephen Woodworth | Conservative | Kitchener Centre |
| Harold Albrecht | Conservative | Kitchener—Conestoga |
| Peter Braid | Conservative | Kitchener—Waterloo |
| Bev Shipley | Conservative | Lambton—Kent—Middlesex |
| Scott Reid | Conservative | Lanark—Frontenac—Lennox and Addington |
| Gord Brown | Conservative | Leeds—Grenville |
| Irene Mathyssen | New Democratic | London—Fanshawe |
| Glen Pearson | Liberal | London North Centre |
| Ed Holder | Conservative | London West |
| John McCallum | Liberal | Markham—Unionville |
| Navdeep Bains | Liberal | Mississauga—Brampton South |
| Albina Guarnieri | Liberal | Mississauga East—Cooksville |
| Bob Dechert | Conservative | Mississauga—Erindale |
| Paul Szabo | Liberal | Mississauga South |
| Bonnie Crombie | Liberal | Mississauga—Streetsville |
| Pierre Poilievre | Conservative | Nepean—Carleton |
| Lois Brown | Conservative | Newmarket—Aurora |
| Rob Nicholson | Conservative | Niagara Falls |
| Dean Allison | Conservative | Niagara West—Glanbrook |
| Claude Gravelle | New Democratic | Nickel Belt |
| Anthony Rota | Liberal | Nipissing—Timiskaming |
| Rick Norlock | Conservative | Northumberland—Quinte West |
| Terence Young | Conservative | Oakville |
| Paul Calandra | Conservative | Oak Ridges—Markham |
| Colin Carrie | Conservative | Oshawa |
| Paul Dewar | New Democratic | Ottawa Centre |
| Royal Galipeau | Conservative | Ottawa—Orléans |
| David McGuinty | Liberal | Ottawa South |
| Mauril Bélanger | Liberal | Ottawa—Vanier |
| John Baird | Conservative | Ottawa West—Nepean |
| Dave MacKenzie | Conservative | Oxford |
| Gerard Kennedy | Liberal | Parkdale—High Park |
| Tony Clement | Conservative | Parry Sound—Muskoka |
| Gary Schellenberger | Conservative | Perth—Wellington |
| Dean Del Mastro | Conservative | Peterborough |
| Dan McTeague | Liberal | Pickering—Scarborough East |
| Daryl Kramp | Conservative | Prince Edward—Hastings |
| Cheryl Gallant | Conservative | Renfrew—Nipissing—Pembroke |
| Bryon Wilfert | Liberal | Richmond Hill |
| Pat Davidson | Conservative | Sarnia—Lambton |
| Tony Martin | New Democratic | Sault Ste. Marie |
| Jim Karygiannis | Liberal | Scarborough—Agincourt |
| John Cannis | Liberal | Scarborough Centre |
| John McKay | Liberal | Scarborough—Guildwood |
| Michelle Simson | Liberal | Scarborough Southwest |
| Derek Lee | Liberal | Scarborough—Rouge River |
| Helena Guergis | Conservative | Simcoe—Grey |
| Helena Guergis | Independent | Simcoe—Grey |
| Bruce Stanton | Conservative | Simcoe North |
| Rick Dykstra | Conservative | St. Catharines |
| Carolyn Bennett | Liberal | St. Paul's |
| Guy Lauzon | Conservative | Stormont—Dundas—South Glengarry |
| Glenn Thibeault | New Democratic | Sudbury |
| Peter Kent | Conservative | Thornhill |
| John Rafferty | New Democratic | Thunder Bay—Rainy River |
| Bruce Hyer | New Democratic | Thunder Bay—Superior North |
| Charlie Angus | New Democratic | Timmins—James Bay |
| Bob Rae | Liberal | Toronto Centre |
| Jack Layton | New Democratic | Toronto—Danforth |
| Olivia Chow | New Democratic | Trinity—Spadina |
| Maurizio Bevilacqua | Liberal | Vaughan |
| Julian Fantino | Conservative | Vaughan |
| Malcolm Allen | New Democratic | Welland |
| Michael Chong | Conservative | Wellington—Halton Hills |
| Jim Flaherty | Conservative | Whitby—Oshawa |
| Martha Hall Findlay | Liberal | Willowdale |
| Joe Comartin | New Democratic | Windsor—Tecumseh |
| Brian Masse | New Democratic | Windsor West |
| Ken Dryden | Liberal | York Centre |
| Peter Van Loan | Conservative | York—Simcoe |
| Alan Tonks | Liberal | York South—Weston |
| Judy Sgro | Liberal | York West |

### Prince Edward Island

| Name | Party | Electoral district |
| Lawrence MacAulay | Liberal | Cardigan |
| Shawn Murphy | Liberal | Charlottetown |
| Gail Shea | Conservative | Egmont |
| Wayne Easter | Liberal | Malpeque |

### Quebec

| Name | Party | Electoral district |
| Yvon Lévesque | Bloc Québécois | Abitibi—Baie-James—Nunavik—Eeyou |
| Marc Lemay | Bloc Québécois | Abitibi—Témiscamingue |
| Maria Mourani | Bloc Québécois | Ahuntsic |
| Robert Carrier | Bloc Québécois | Alfred-Pellan |
| Mario Laframboise | Bloc Québécois | Argenteuil—Papineau—Mirabel |
| Louis Plamondon | Bloc Québécois | Bas-Richelieu—Nicolet—Bécancour |
| Maxime Bernier | Conservative | Beauce |
| Claude DeBellefeuille | Bloc Québécois | Beauharnois—Salaberry |
| Sylvie Boucher | Conservative | Beauport—Limoilou |
| Guy André | Bloc Québécois | Berthier—Maskinongé |
| Denis Coderre | Liberal | Bourassa |
| Christian Ouellet | Bloc Québécois | Brome—Missisquoi |
| Alexandra Mendès | Liberal | Brossard—La Prairie |
| Yves Lessard | Bloc Québécois | Chambly—Borduas |
| Daniel Petit | Conservative | Charlesbourg—Haute-Saint-Charles |
| Carole Freeman | Bloc Québécois | Châteauguay—Saint-Constant |
| Robert Bouchard | Bloc Québécois | Chicoutimi—Le Fjord |
| France Bonsant | Bloc Québécois | Compton—Stanstead |
| Roger Pomerleau | Bloc Québécois | Drummond |
| Raynald Blais | Bloc Québécois | Gaspésie—Îles-de-la-Madeleine |
| Richard Nadeau | Bloc Québécois | Gatineau |
| Jean-Yves Roy | Bloc Québécois | Haute-Gaspésie—La Mitis—Matane—Matapédia |
| Vacant | Vacant | | Haute-Gaspésie—La Mitis—Matane—Matapédia |
| Réal Ménard | Bloc Québécois | Hochelaga |
| Daniel Paillé | Bloc Québécois | Hochelaga |
| Pablo Rodriguez | Liberal | Honoré-Mercier |
| Marcel Proulx | Liberal | Hull—Aylmer |
| Thierry St-Cyr | Bloc Québécois | Jeanne-Le Ber |
| Pierre Paquette | Bloc Québécois | Joliette |
| Jean-Pierre Blackburn | Conservative | Jonquière—Alma |
| Francine Lalonde | Bloc Québécois | La Pointe-de-l'Île |
| Francis Scarpaleggia | Liberal | Lac-Saint-Louis |
| Lise Zarac | Liberal | LaSalle—Émard |
| Johanne Deschamps | Bloc Québécois | Laurentides—Labelle |
| Gilles Duceppe | Bloc Québécois | Laurier—Sainte-Marie |
| Nicole Demers | Bloc Québécois | Laval |
| Raymonde Folco | Liberal | Laval—Les Îles |
| Steven Blaney | Conservative | Lévis—Bellechasse |
| Jean Dorion | Bloc Québécois | Longueuil—Pierre-Boucher |
| Jacques Gourde | Conservative | Lotbinière—Chutes-de-la-Chaudière |
| Pascal-Pierre Paillé | Bloc Québécois | Louis-Hébert |
| Josée Verner | Conservative | Louis-Saint-Laurent |
| Gérard Asselin | Bloc Québécois | Manicouagan |
| Serge Ménard | Bloc Québécois | Marc-Aurèle-Fortin |
| Christian Paradis | Conservative | Mégantic—L'Érable |
| Roger Gaudet | Bloc Québécois | Montcalm |
| Paul Crête | Bloc Québécois | Montmagny—L'Islet—Kamouraska—Rivière-du-Loup |
| Bernard Généreux | Conservative | Montmagny—L'Islet—Kamouraska—Rivière-du-Loup |
| Michel Guimond | Bloc Québécois | Montmorency—Charlevoix—Haute-Côte-Nord |
| Irwin Cotler | Liberal | Mount Royal |
| Marlene Jennings | Liberal | Notre-Dame-de-Grâce—Lachine |
| Thomas Mulcair | New Democratic | Outremont |
| Justin Trudeau | Liberal | Papineau |
| Bernard Patry | Liberal | Pierrefonds—Dollard |
| Lawrence Cannon | Conservative | Pontiac |
| André Arthur | Independent | Portneuf—Jacques-Cartier |
| Christiane Gagnon | Bloc Québécois | Québec |
| Nicolas Dufour | Bloc Québécois | Repentigny |
| André Bellavance | Bloc Québécois | Richmond—Arthabaska |
| Claude Guimond | Bloc Québécois | Rimouski-Neigette—Témiscouata—Les Basques |
| Luc Desnoyers | Bloc Québécois | Rivière-des-Mille-Îles |
| Monique Guay | Bloc Québécois | Rivière-du-Nord |
| Denis Lebel | Conservative | Roberval—Lac-Saint-Jean |
| Bernard Bigras | Bloc Québécois | Rosemont—La Petite-Patrie |
| Carole Lavallée | Bloc Québécois | Saint-Bruno—Saint-Hubert |
| Ève-Mary Thaï Thi Lac | Bloc Québécois | Saint-Hyacinthe—Bagot |
| Claude Bachand | Bloc Québécois | Saint-Jean |
| Josée Beaudin | Bloc Québécois | Saint-Lambert |
| Stéphane Dion | Liberal | Saint-Laurent—Cartierville |
| Massimo Pacetti | Liberal | Saint-Léonard—Saint-Michel |
| Jean-Yves Laforest | Bloc Québécois | Saint-Maurice—Champlain |
| Robert Vincent | Bloc Québécois | Shefford |
| Serge Cardin | Bloc Québécois | Sherbrooke |
| Diane Bourgeois | Bloc Québécois | Terrebonne—Blainville |
| Paule Brunelle | Bloc Québécois | Trois-Rivières |
| Meili Faille | Bloc Québécois | Vaudreuil—Soulanges |
| Luc Malo | Bloc Québécois | Verchères—Les Patriotes |
| Marc Garneau | Liberal | Westmount—Ville-Marie |

### Saskatchewan

| Name | Party | Electoral district |
| Gerry Ritz | Conservative | Battlefords—Lloydminster |
| Lynne Yelich | Conservative | Blackstrap |
| David L. Anderson | Conservative | Cypress Hills—Grasslands |
| Rob Clarke | Conservative | Desnethé—Missinippi—Churchill River |
| Ray Boughen | Conservative | Palliser |
| Randy Hoback | Conservative | Prince Albert |
| Tom Lukiwski | Conservative | Regina—Lumsden—Lake Centre |
| Andrew Scheer | Conservative | Regina—Qu'Appelle |
| Bradley Trost | Conservative | Saskatoon—Humboldt |
| Kelly Block | Conservative | Saskatoon—Rosetown—Biggar |
| Maurice Vellacott | Conservative | Saskatoon—Wanuskewin |
| Ed Komarnicki | Conservative | Souris—Moose Mountain |
| Ralph Goodale | Liberal | Wascana |
| Garry Breitkreuz | Conservative | Yorkton—Melville |

### Territories

| Name | Party | Electoral district |
| Leona Aglukkaq | Conservative | Nunavut |
| Dennis Bevington | New Democratic | Western Arctic |
| Larry Bagnell | Liberal | Yukon |

## Changes since the 40th election

The party standings have changed as follows:
| Number of members per party by date | Number of members per party by date | 2008 | 2009 | 2009 | 2009 | 2009 | 2009 | 2010 | 2010 | 2010 | 2010 | 2010 | 2010 | 2010 | 2010 |
| Number of members per party by date | Number of members per party by date | Oct 14 | Apr 13 | Apr 30 | May 21 | Sep 16 | Nov 9 | Apr 9 | Apr 30 | Sep 2 | Sep 15 | Oct 22 | Oct 25 | Nov 14 | Nov 29 |
| | Conservative | 143 | 143 | 143 | 143 | 143 | 145 | 144 | 144 | 144 | 143 | 143 | 142 | 141 | 143 |
| | Liberal | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 76 | 76 | 76 | 76 | 76 | 77 |
| | Bloc Québécois | 49 | 49 | 49 | 48 | 47 | 48 | 48 | 48 | 48 | 48 | 47 | 47 | 47 | 47 |
| | New Democratic | 37 | 36 | 36 | 36 | 36 | 37 | 37 | 36 | 36 | 36 | 36 | 36 | 36 | 36 |
| | Independent | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| | Independent Conservative | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| | Total members | 308 | 307 | 306 | 305 | 304 | 308 | 308 | 307 | 306 | 305 | 304 | 303 | 302 | 305 |
| | Vacant | 0 | 1 | 2 | 3 | 4 | 0 | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 3 |
| | Government majority | -22 | -21 | -20 | -19 | -18 | -18 | -20 | -19 | -18 | -19 | -18 | -19 | -20 | -19 |

### Membership changes

Membership changes in the 40th Parliament :
| Date | Name | District | Party | Reason |
| October 14, 2008 | See List of Members | See List of Members | See List of Members | Election day of the 40th federal election |
| April 13, 2009 | Dawn Black | New Westminster—Coquitlam | New Democratic | Resigned to run in the 2009 B.C. election |
| April 30, 2009 | Bill Casey | Cumberland—Colchester—Musquodoboit Valley | Independent | Resigned to work as Nova Scotias' senior representative in Ottawa. |
| May 21, 2009 | Paul Crête | Montmagny—L'Islet—Kamouraska—Rivière-du-Loup | Bloc Québécois | Resigned to run in provincial Rivière-du-Loup by-election. |
| September 16, 2009 | Réal Ménard | Hochelaga | Bloc Québécois | Resigned to run in Montreal municipal election. |
| November 9, 2009 | Scott Armstrong | Cumberland—Colchester—Musquodoboit Valley | Conservative | Elected in a by-election |
| November 9, 2009 | Fin Donnelly | New Westminster—Coquitlam | New Democratic | Elected in a by-election |
| November 9, 2009 | Bernard Généreux | Montmagny—L'Islet—Kamouraska—Rivière-du-Loup | Conservative | Elected in a by-election |
| November 9, 2009 | Daniel Paillé | Hochelaga | Bloc Québécois | Elected in a by-election |
| April 9, 2010 | Helena Guergis | Simcoe—Grey | Independent Conservative | Removed from the Conservative caucus |
| April 30, 2010 | Judy Wasylycia-Leis | Winnipeg North | New Democratic | Resigned to run for mayor of Winnipeg. |
| September 2, 2010 | Maurizio Bevilacqua | Vaughan | Liberal | Resigned to run for mayor of Vaughan, Ontario. |
| September 15, 2010 | Inky Mark | Dauphin—Swan River—Marquette | Conservative | Resigned to run for mayor of Dauphin, Manitoba. |
| October 22, 2010 | Jean-Yves Roy | Haute-Gaspésie—La Mitis—Matane—Matapédia | Bloc Québécois | Resigned due to health issues |
| October 25, 2010 | Jay Hill | Prince George—Peace River | Conservative | Resigned seat |
| November 14, 2010 | Jim Prentice | Calgary Centre-North | Conservative | Resigned seat to become vice-chairman of CIBC |
| November 29, 2010 | Julian Fantino | Vaughan | Conservative | Elected in a by-election |
| November 29, 2010 | Kevin Lamoureux | Winnipeg North | Liberal | Elected in a by-election |
| November 29, 2010 | Robert Sopuck | Dauphin—Swan River—Marquette | Conservative | Elected in a by-election |