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The New Democratic Party (NDP; , ) is a federal
political party in Canada This article lists political parties in Canada. Federal parties In contrast with the political party systems of many nations, Canadian parties at the federal level are often only loosely connected with parties at the provincial level, despite ha ...
. Widely described as
social democratic Social democracy is a Social philosophy, social, Economic ideology, economic, and political philosophy within socialism that supports Democracy, political and economic democracy and a gradualist, reformist, and democratic approach toward achi ...
,The party is widely described as social democratic: * * * * * * * * * * * * * The Editors of ''Encyclopædia Britannica'' (April 28, 2025).
"New Democratic Party"
''Encyclopædia Britannica''. Retrieved April 28, 2025
the party sits at the
centre-left Centre-left politics is the range of left-wing political ideologies that lean closer to the political centre. Ideologies commonly associated with it include social democracy, social liberalism, progressivism, and green politics. Ideas commo ...
to
left-wing Left-wing politics describes the range of Ideology#Political ideologies, political ideologies that support and seek to achieve social equality and egalitarianism, often in opposition to social hierarchy either as a whole or of certain social ...
of the Canadian
political spectrum A political spectrum is a system to characterize and classify different Politics, political positions in relation to one another. These positions sit upon one or more Geometry, geometric Coordinate axis, axes that represent independent political ...
, generally to the left of the
Liberal Party The Liberal Party is any of many political parties around the world. The meaning of ''liberal'' varies around the world, ranging from liberal conservatism on the right to social liberalism on the left. For example, while the political systems ...
. The party was founded in 1961 by the
Co-operative Commonwealth Federation The Co-operative Commonwealth Federation (CCF; , FCC) was a federal democratic socialism, democratic socialistThe following sources describe the CCF as a democratic socialist political party: * * * * * * and social democracy, social-democ ...
and the
Canadian Labour Congress The Canadian Labour Congress, or CLC ( or ), is a national trade union centre, the central labour body in Canada to which most Canadian trade union, labour unions are affiliated. History Formation The CLC was founded on April 23, 1956, thro ...
. As of 2025, it is the fourth-largest party in the House of Commons, with seven seats. The federal and provincial (or territorial) level NDPs are more integrated than other political parties in Canada, and have shared membership. The NDP has never won the largest share of seats at the federal level and thus has never formed government. From 2011 to 2015, it formed the
Official Opposition Parliamentary opposition is a form of political opposition to a designated government, particularly in a Westminster-based parliamentary system. This article uses the term ''government'' as it is used in Parliamentary systems, i.e. meaning ''t ...
; apart from this, it has been the third or fourth-largest party in the
House of Commons The House of Commons is the name for the elected lower house of the Bicameralism, bicameral parliaments of the United Kingdom and Canada. In both of these countries, the Commons holds much more legislative power than the nominally upper house of ...
. However, the party has held the balance of power, and with it considerable influence, during periods of Liberal
minority government A minority government, minority cabinet, minority administration, or a minority parliament is a government and cabinet formed in a parliamentary system when a political party or coalition of parties does not have a majority of overall seats in ...
s. Sub-national branches of the NDP have formed the government in six provinces (
Ontario Ontario is the southernmost Provinces and territories of Canada, province of Canada. Located in Central Canada, Ontario is the Population of Canada by province and territory, country's most populous province. As of the 2021 Canadian census, it ...
,
Manitoba Manitoba is a Provinces and territories of Canada, province of Canada at the Centre of Canada, longitudinal centre of the country. It is Canada's Population of Canada by province and territory, fifth-most populous province, with a population ...
,
Saskatchewan Saskatchewan is a Provinces and territories of Canada, province in Western Canada. It is bordered on the west by Alberta, on the north by the Northwest Territories, on the east by Manitoba, to the northeast by Nunavut, and to the south by the ...
,
Alberta Alberta is a Provinces and territories of Canada, province in Canada. It is a part of Western Canada and is one of the three Canadian Prairies, prairie provinces. Alberta is bordered by British Columbia to its west, Saskatchewan to its east, t ...
,
British Columbia British Columbia is the westernmost Provinces and territories of Canada, province of Canada. Situated in the Pacific Northwest between the Pacific Ocean and the Rocky Mountains, the province has a diverse geography, with rugged landscapes that ...
, and
Nova Scotia Nova Scotia is a Provinces and territories of Canada, province of Canada, located on its east coast. It is one of the three Maritime Canada, Maritime provinces and Population of Canada by province and territory, most populous province in Atlan ...
) and the territory of
Yukon Yukon () is a Provinces and territories of Canada, territory of Canada, bordering British Columbia to the south, the Northwest Territories to the east, the Beaufort Sea to the north, and the U.S. state of Alaska to the west. It is Canada’s we ...
. The NDP supports a
mixed economy A mixed economy is an economic system that includes both elements associated with capitalism, such as private businesses, and with socialism, such as nationalized government services. More specifically, a mixed economy may be variously de ...
, broader
welfare Welfare may refer to: Philosophy *Well-being (happiness, prosperity, or flourishing) of a person or group * Utility in utilitarianism * Value in value theory Economics * Utility, a general term for individual well-being in economics and decision ...
,
LGBTQ rights Rights affecting lesbian, gay, bisexual, transgender and queer (LGBTQ) people vary greatly by country or jurisdiction—encompassing everything from the legal recognition of same-sex marriage to the death penalty for homosexuality. Nota ...
, international peace,
environmental Environment most often refers to: __NOTOC__ * Natural environment, referring respectively to all living and non-living things occurring naturally and the physical and biological factors along with their chemical interactions that affect an organism ...
stewardship, and expanding Canada's universal healthcare system to include dental care, mental health care, eye and hearing care, infertility procedures, and prescription drugs.


History


20th century


Origins and early history

In 1956, after the birth of the
Canadian Labour Congress The Canadian Labour Congress, or CLC ( or ), is a national trade union centre, the central labour body in Canada to which most Canadian trade union, labour unions are affiliated. History Formation The CLC was founded on April 23, 1956, thro ...
(CLC) by a merger of two previous labour congresses, negotiations began between the CLC and the
Co-operative Commonwealth Federation The Co-operative Commonwealth Federation (CCF; , FCC) was a federal democratic socialism, democratic socialistThe following sources describe the CCF as a democratic socialist political party: * * * * * * and social democracy, social-democ ...
(CCF) to bring about an alliance between
organized labour The labour movement is the collective organisation of working people to further their shared political and economic interests. It consists of the trade union or labour union movement, as well as political parties of labour. It can be considere ...
and the
political left Left-wing politics describes the range of political ideologies that support and seek to achieve social equality and egalitarianism, often in opposition to social hierarchy either as a whole or of certain social hierarchies. Left-wing politi ...
in Canada. In 1958 a joint CCF-CLC committee, the National Committee for the New Party (NCNP), was formed to create a new social democratic political party, with ten members from each group. The NCNP spent the next three years laying down the foundations of the New Party, the party's interim name pending a national convention. During this process, a large number of New Party Clubs were established to allow like-minded Canadians to join in its founding, and six representatives from New Party Clubs were added to the National Committee. In 1961, at the end of a five-day long founding convention which established its principles, policies and structures, the New Democratic Party was born, and
Tommy Douglas Thomas Clement Douglas (20 October 1904 – 24 February 1986) was a Scottish-born Canadian politician who served as the seventh premier of Saskatchewan from 1944 to 1961 and leader of the New Democratic Party from 1961 to 1971. A Bap ...
, the long-time CCF
Premier of Saskatchewan The premier of Saskatchewan is the first minister and head of government for the Canadian province of Saskatchewan. The current premier of Saskatchewan is Scott Moe, who was sworn in as premier on February 2, 2018, after winning the 2018 Saska ...
, was elected as its first leader.


David Lewis

At the 1971 leadership convention, an activist group called
the Waffle The Waffle (officially known as the Movement for an Independent Socialist Canada after 1972) was a radical wing of Canada's New Democratic Party (NDP) in the late 1960s and early 1970s. It later transformed into an independent political party, ...
tried to take control of the party but was defeated by David Lewis with the help of the union members. The following year, most of The Waffle split from the NDP and formed their own party. The NDP itself supported the minority government formed by the
Pierre Trudeau Joseph Philippe Pierre Yves Elliott Trudeau (October 18, 1919 – September 28, 2000) was a Canadian politician, statesman, and lawyer who served as the 15th prime minister of Canada from 1968 to 1979 and from 1980 to 1984. Between his no ...
–led Liberals from 1972 to 1974, although the two parties never entered into a
coalition A coalition is formed when two or more people or groups temporarily work together to achieve a common goal. The term is most frequently used to denote a formation of power in political, military, or economic spaces. Formation According to ''A G ...
. Together, they succeeded in passing several socially progressive initiatives into law such as pension indexing and the creation of the crown corporation
Petro-Canada Petro-Canada (colloquially known as Petro-Can) is a retail and wholesale marketing brand subsidiary of Suncor Energy. Until 1991, it was a federal Crown corporation (a state-owned enterprise). In August 2009, Petro-Canada merged with Suncor En ...
. In 1974, the NDP worked with the Progressive Conservatives to pass a motion of non-confidence, forcing an
election An election is a formal group decision-making process whereby a population chooses an individual or multiple individuals to hold Public administration, public office. Elections have been the usual mechanism by which modern representative d ...
. However, it backfired as Trudeau's Liberals regained a majority government, mostly at the expense of the NDP, which lost half its seats. Lewis lost his own riding and resigned as leader the following year.


Ed Broadbent

Under
Ed Broadbent John Edward Broadbent (March 21, 1936 – January 11, 2024) was a Canadian social democracy, social-democratic politician and political scientist. He was leader of the New Democratic Party (NDP) from 1975 to 1989, and a Member of Parliament (Ca ...
(1975–1989) the NDP attempted to find a more populist image to contrast with the governing parties, focusing on more pocketbook issues than on ideological fervour. The party played a critical role during
Joe Clark Charles Joseph Clark (born June 5, 1939) is a Canadian businessman, writer, and retired politician who served as the 16th prime minister of Canada from 1979 to 1980. He also served as Leader of the Official Opposition (Canada), leader of the ...
's minority government of 1979–1980, moving the
non-confidence motion A motion or vote of no confidence (or the inverse, a motion or vote of confidence) is a motion and corresponding vote thereon in a deliberative assembly (usually a legislative body) as to whether an officer (typically an executive) is deemed fit ...
on
John Crosbie John Carnell Crosbie (January 30, 1931 – January 10, 2020) was a Canadian provincial and federal politician who served as the 12th lieutenant governor of Newfoundland and Labrador, Canada. Prior to being lieutenant governor, he served as a ...
's 1979 budget that brought down the Progressive Conservative government and forced the 1980 election that brought the Liberal Party back to power. In the 1984 election, which saw the Progressive Conservatives under
Brian Mulroney Martin Brian Mulroney (March 20, 1939 – February 29, 2024) was a Canadian lawyer, businessman, and politician who served as the 18th prime minister of Canada from 1984 to 1993. Born in the eastern Quebec city of Baie-Comeau, Mulroney studi ...
win the most seats in Canadian history, the NDP won 30 seats, while the governing Liberals fell to 40 seats. The NDP set a then-record of 43 members of parliament (MPs) elected to the house in the election of 1988. The Liberals, however, had reaped most of the benefits of opposing the
Canada–United States Free Trade Agreement The Canada–United States Free Trade Agreement (CUSFTA), official name as the Free Trade Agreement between Canada and the United States of America (), was a bilateral trade agreement reached by negotiators for Canada and the United States on ...
to emerge as the dominant alternative to the ruling PC government. In 1989, Broadbent stepped down after 14 years as federal leader of the NDP.


Audrey McLaughlin

At the party's leadership convention in 1989, former BC Premier
Dave Barrett David Barrett (October 2, 1930 – February 2, 2018) was a Canadian politician and social worker in British Columbia. A member of the British Columbia New Democratic Party (BCNDP), he was the 26th premier of British Columbia from 1972 to 1 ...
and
Yukon Yukon () is a Provinces and territories of Canada, territory of Canada, bordering British Columbia to the south, the Northwest Territories to the east, the Beaufort Sea to the north, and the U.S. state of Alaska to the west. It is Canada’s we ...
MP
Audrey McLaughlin Audrey Marlene McLaughlin (name at birth, née Brown; born November 8, 1936) is a Canadian politician and former leader of the New Democratic Party (Canada), New Democratic Party from 1989 to 1995. She was the first female leader of a politica ...
were the main contenders for the leadership. During the campaign, Barrett argued that the party should be concerned with
western alienation Western alienation, in the context of Canadian politics, refers to the notion that the Western provinces—British Columbia, Alberta, Saskatchewan and Manitoba—have been marginalized within Confederation, particularly compared to Central Canada ...
, rather than focusing its attention on
Quebec Quebec is Canada's List of Canadian provinces and territories by area, largest province by area. Located in Central Canada, the province shares borders with the provinces of Ontario to the west, Newfoundland and Labrador to the northeast, ...
. The Quebec wing of the NDP strongly opposed Barrett's candidacy, with
Phil Edmonston Louis-Phillip Edmonston (26 May 1944 – 2 December 2022) was a Canadian consumer advocate, writer, journalist, and politician. Along with Andrew Scheer, he was one of the few politicians with dual American and Canadian citizenship to be electe ...
, the party's main spokesman in Quebec, threatening to resign from the party if Barrett won. McLaughlin ran on a more traditional approach, and became the first woman to lead a major federal political party in Canada. Although enjoying strong support among organized labour and rural voters in the Prairies, McLaughlin tried to expand their support into Quebec without much success. Under McLaughlin, the party did manage to win an election in Quebec for the first time when Edmonston won the
1990 Chambly by-election A by-election was held in the federal riding of Chambly in Quebec, Canada on February 12, 1990, following the resignation of Progressive Conservative Richard Grisé. Phil Edmonston won a huge victory pushing the PCs into third place becoming the ...
. McLaughlin and the NDP were routed in the 1993 election, where the party won only nine seats, three seats short of
official party status Official party status refers to the Westminster system, Westminster practice which is used in the Parliament of Canada and the provincial legislatures of recognizing Parliamentary group, parliamentary caucuses of political parties. In parliamentar ...
in the House of Commons. This was, until
2025 So far, the year has seen the continuation of major armed conflicts, including the Russian invasion of Ukraine, the Sudanese civil war (2023–present), Sudanese civil war, and the Gaza war. Internal crises in Bangladesh post-resignation v ...
, the NDP's lowest seat total in any election since the party's founding in 1961; the election also resulted in the lowest-ever total number of votes ever received by the NDP in a federal election. The loss was blamed on the unpopularity of NDP provincial governments under
Bob Rae Robert Keith Rae (born August 2, 1948) is a Canadian diplomat and former politician who is the current Canadian Ambassador to the United Nations since 2020. He previously served as the 21st premier of Ontario from 1990 to 1995, leader of the ...
in Ontario and
Mike Harcourt Michael Franklin Harcourt Officer of the Order of Canada, OC (born January 6, 1943) is a Canadian lawyer and politician who served as the 30th premier of British Columbia from 1991 to 1996, and before that as the 34th List of mayors of Vancouver ...
in British Columbia and the loss of a significant portion of the Western vote to the Reform Party, which promised a more decentralized and democratic federation along with right-wing economic reforms.


Alexa McDonough

McLaughlin resigned in 1995 and was succeeded by
Alexa McDonough Alexa Ann McDonough ( Shaw; August 11, 1944 – January 15, 2022) was a Canadian politician who served as leader of the New Democratic Party from 1995 to 2003. She was the first woman to lead a major, recognized political party in Nova Scotia ...
, the former leader of the Nova Scotia NDP. In contrast to traditional Canadian practice, where an MP for a safe seat stands down to allow a newly elected leader a chance to enter Parliament via a
by-election A by-election, also known as a special election in the United States and the Philippines, or a bypoll in India, is an election used to fill an office that has become vacant between general elections. A vacancy may arise as a result of an incumben ...
, McDonough opted to wait until the next election to enter Parliament. The party recovered somewhat in the 1997 election, electing 21 members. The NDP made a breakthrough in
Atlantic Canada Atlantic Canada, also called the Atlantic provinces (), is the list of regions of Canada, region of Eastern Canada comprising four provinces: New Brunswick, Newfoundland and Labrador, Nova Scotia, and Prince Edward Island. As of 2021, the landma ...
, a region where they had been practically nonexistent at the federal level. Before 1997, they had won only three seats in Atlantic Canada. However, in 1997 they won eight seats in that region. The party was able to harness the discontent of voters in Atlantic Canada, who were upset over cuts to
employment insurance Employment is a relationship between two parties regulating the provision of paid labour services. Usually based on a contract, one party, the employer, which might be a corporation, a not-for-profit organization, a co-operative, or any other ...
and other social programs implemented by
Jean Chrétien Joseph Jacques Jean Chrétien (; born January 11, 1934) is a retired Canadian politician, statesman, and lawyer who served as the 20th prime minister of Canada from 1993 to 2003. He served as Leader of the Liberal Party of Canada, leader of t ...
's Liberal majority government. In the November 2000 election, the NDP campaigned primarily on the issue of Medicare but lost significant support. The governing Liberals ran an effective campaign on their economic record and managed to recapture some of the Atlantic ridings lost to the NDP in the 1997 election. The initial high electoral prospects of the
Canadian Alliance The Canadian Alliance (), formally the Canadian Reform Conservative Alliance (), was a centre-right to right-wing federal political party in Canada that existed under that name from 2000 to 2003. The Canadian Alliance was the new name of the ...
under new leader
Stockwell Day Stockwell Burt Day Jr. (born August 16, 1950) is a former Canadian politician who served as leader of the Canadian Alliance from 2000 to 2001 and later as a member of the Conservative Party of Canada. A provincial cabinet minister from Alber ...
also hurt the NDP as many supporters strategically voted Liberal to keep the Alliance from winning. The NDP finished with 13 MPs—just barely over the threshold for official party status. McDonough announced her resignation as party leader for family reasons in June 2002 (effective upon her successor's election).


21st century


Jack Layton

A Toronto city councillor and recent President of the
Federation of Canadian Municipalities The Federation of Canadian Municipalities (FCM, ''Fédération canadienne des municipalités'') is an advocacy group representing over 2000 Canadian municipalities. It is an organization with no formal power but significant ability to influence ...
,
Jack Layton John Gilbert Layton (July 18, 1950 – August 22, 2011) was a Canadian politician and academic who served as the leader of the New Democratic Party (NDP) from 2003 to 2011 and leader of the Official Opposition in 2011. He previously sat on T ...
was elected at the party's
leadership election A leadership election is a political contest held in various countries by which the members of a political party determine who will be the leader of their party. Generally, any political party can determine its own rules governing how and when a ...
in Toronto on January 25, 2003. The
2004 election The following elections occurred in the year 2004. Africa * 2004 Algerian presidential election * 2004 Botswana general election * 2004 Cameroonian presidential election * 2004 Comorian legislative election * 2004 Equatorial Guinean legislativ ...
produced mixed results for the NDP. It increased its total vote by more than a million votes; however, despite Layton's optimistic predictions of reaching 40 seats, the NDP only gained five seats in the election, for a total of 19. The party was disappointed to see its two
Saskatchewan Saskatchewan is a Provinces and territories of Canada, province in Western Canada. It is bordered on the west by Alberta, on the north by the Northwest Territories, on the east by Manitoba, to the northeast by Nunavut, and to the south by the ...
incumbents defeated in close races by the new Conservative Party (created by merger of the Canadian Alliance and Progressive Conservative parties), perhaps because of the unpopularity of the NDP provincial government. The Liberals were re-elected, though this time as a
minority government A minority government, minority cabinet, minority administration, or a minority parliament is a government and cabinet formed in a parliamentary system when a political party or coalition of parties does not have a majority of overall seats in ...
. Combined, the Liberals and NDP had 154 seats – one short of the total needed for the balance of power. As has been the case with Liberal minorities in the past, the NDP were in a position to make gains on the party's priorities, such as fighting health care
privatization Privatization (rendered privatisation in British English) can mean several different things, most commonly referring to moving something from the public sector into the private sector. It is also sometimes used as a synonym for deregulation w ...
, fulfilling Canada's obligation to the
Kyoto Protocol The was an international treaty which extended the 1992 United Nations Framework Convention on Climate Change (UNFCCC) that commits state parties to reduce greenhouse gas emissions, based on the scientific consensus that global warming is oc ...
, and
electoral reform Electoral reform is a change in electoral systems that alters how public desires, usually expressed by cast votes, produce election results. Description Reforms can include changes to: * Voting systems, such as adoption of proportional represen ...
. The party used Prime Minister
Paul Martin Paul Edgar Philippe Martin (born August 28, 1938), also known as Paul Martin Jr., is a Canadian lawyer and retired politician who served as the 21st prime minister of Canada and the leader of the Liberal Party of Canada from 2003 to 2006. Th ...
's politically precarious position caused by the
sponsorship scandal The sponsorship scandal, AdScam or Sponsorgate, was a scandal in Canada that came as a result of a federal government " sponsorship program" in the province of Quebec involving the Liberal Party of Canada, which was in power from 1993 to 2006. ...
to force investment in multiple federal programs, agreeing not to help topple the government provided that some major concessions in the federal budget were ceded to. On November 9, 2005, after the findings of the Gomery Inquiry were released, Layton notified the Liberal government that continued NDP support would require a ban on private healthcare. When the Liberals refused, Layton announced that he would introduce a motion on November 24 that would ask Martin to call a federal election in February to allow for several pieces of legislation to be passed. The Liberals turned down this offer. On November 28, 2005, Conservative leader
Stephen Harper Stephen Joseph Harper (born April 30, 1959) is a Canadian politician who served as the 22nd prime minister of Canada from 2006 to 2015. He is to date the only prime minister to have come from the modern-day Conservative Party of Canada, ser ...
's motion of no confidence was seconded by Layton and it was passed by all three opposition parties, forcing an election. During the
election An election is a formal group decision-making process whereby a population chooses an individual or multiple individuals to hold Public administration, public office. Elections have been the usual mechanism by which modern representative d ...
, the NDP won 29 seats, a significant increase of 10 seats from the 19 won in 2004. It was the fourth-best performance in party history, approaching the level of popular support enjoyed in the 1980s. The NDP kept all of the 18 seats it held at the dissolution of Parliament. While the party gained no seats in Atlantic Canada, Quebec, or the Prairie provinces, it gained five seats in British Columbia, five more in Ontario and the
Western Arctic Northwest Territories () is a federal electoral district represented in the House of Commons of Canada. The electoral district covers the entire territory. This riding was created in 1962 from Mackenzie River riding. It was composed of the ...
riding of the
Northwest Territories The Northwest Territories is a federal Provinces and territories of Canada, territory of Canada. At a land area of approximately and a 2021 census population of 41,070, it is the second-largest and the most populous of Provinces and territorie ...
. The Conservatives won a minority government in the 2006 election, and initially the NDP was the only party that would not be able to pass legislation with the Conservatives. However, following a series of floor crossings, the NDP also came to hold the balance of power. The NDP voted against the government in all four confidence votes in the 39th parliament, the only party to do so. However, it worked with the Conservatives on other issues, including in passing the
Federal Accountability Act The ''Federal Accountability Act'' ("FedAA":United Nations Office on Drugs and Crime"Best Practices to Fight Corruption" - Canada: Selected Programs published November 2007, accessed September 9, 2024 ) is a statute introduced as Bill C-2 in t ...
and pushing for changes to the Clean Air Act. Following that election, the NDP caucus rose to 30 members with the victory of NDP candidate
Thomas Mulcair Thomas Joseph Mulcair (born October 24, 1954) is a Canadian lawyer and retired politician who served as the leader of the New Democratic Party (NDP) from 2012 to 2017 and leader of the Official Opposition from 2012 to 2015. He was elected to ...
in a by-election in Outremont. This marked the second time ever (and first time in seventeen years) that the NDP won a riding in Quebec. The party won 37 seats in the 2008 federal election, the best performance since the 1988 total of 43. This included a breakthrough in the riding of Edmonton-Strathcona, only the second time the NDP had managed to win a seat in Alberta in the party's history. In the 2011 federal election, the NDP won a record 103 seats, becoming the
Official Opposition Parliamentary opposition is a form of political opposition to a designated government, particularly in a Westminster-based parliamentary system. This article uses the term ''government'' as it is used in Parliamentary systems, i.e. meaning ''t ...
for the first time in the party's history. The party had a historic breakthrough in
Quebec Quebec is Canada's List of Canadian provinces and territories by area, largest province by area. Located in Central Canada, the province shares borders with the provinces of Ontario to the west, Newfoundland and Labrador to the northeast, ...
, where they won 59 out of 75 seats, dominating
Montreal Montreal is the List of towns in Quebec, largest city in the Provinces and territories of Canada, province of Quebec, the List of the largest municipalities in Canada by population, second-largest in Canada, and the List of North American cit ...
and sweeping
Quebec City Quebec City is the capital city of the Provinces and territories of Canada, Canadian province of Quebec. As of July 2021, the city had a population of 549,459, and the Census Metropolitan Area (including surrounding communities) had a populati ...
and the
Outaouais Outaouais (, ; also commonly called The Outaouais) is a region of western Quebec, Canada. It includes the city of Gatineau, the municipality of Val-des-Monts, the municipality of Cantley, Quebec, Cantley and the Papineau Regional County Municipal ...
. This meant that a majority of the party's MPs now came from a province where they had only ever had two candidates elected in the party's history. The NDP's success in Quebec was mirrored by the collapse of the
Bloc Québécois The Bloc Québécois (, , BQ) is a centre-left politics, centre-left and list of federal political parties in Canada, federal political party in Canada devoted to Quebec nationalism, Quebecois nationalism, social democracy, and the promotion o ...
, which lost all but four of its 47 seats, and the collapse of the Liberal Party nationally, which was cut down to just 34 seats, its worst-ever result. This also marked the first time in history where the Liberal Party was neither the government nor the Official Opposition, as the NDP had taken over the latter role. The NDP was now the second largest party in the House of Commons opposing a Conservative majority government. In July 2011, Layton announced that he was suffering from a new cancer and would take a leave of absence, projected to last until the resumption of Parliament in September. He would retain his position of NDP Leader and Leader of the Opposition. The party confirmed his suggestion of Hull—Aylmer MP Nycole Turmel to carry out the functions of party leader in his absence. Layton
died Death is the end of life; the irreversible cessation of all biological functions that sustain a living organism. Death eventually and inevitably occurs in all organisms. The remains of a former organism normally begin to decompose sho ...
from his cancer on August 22, 2011.


Tom Mulcair

In his final letter, Layton called for a leadership election to be held in early 2012 to choose his successor, which was held on March 24, 2012, and elected new leader
Tom Mulcair Thomas Joseph Mulcair (born October 24, 1954) is a Canadian lawyer and retired politician who served as the leader of the New Democratic Party (NDP) from 2012 to 2017 and Leader of the Official Opposition (Canada), leader of the Official Oppos ...
. Despite early campaign polls which showed the NDP in first place, the party lost 59 seats in the 2015 election and fell back to third place in Parliament. By winning 44 seats, Mulcair was able to secure the second best showing in the party's history, winning one more seat than Ed Broadbent managed in the 1988 election, but with a smaller share of the popular vote. NDP seat gains in Saskatchewan and British Columbia were offset by numerical losses in almost every other region, while in Alberta and Manitoba the party maintained its existing seat counts. The party was locked out of Atlantic Canada and the Territories, and lost over half of its seats in Ontario, including all of its seats in Toronto. In Quebec, the NDP lost seats to all three of the other major parties, namely the Liberals, Conservatives, and Bloc Québécois, though it managed to place second in both vote share (25.4%) and seats (16) behind the Liberals in the province. The election resulted in a Liberal majority government. Mulcair's leadership faced criticism following the election, culminating in his losing a
leadership review In Canadian politics, a leadership review is a vote held at a political party convention in which delegates decide whether to endorse the incumbent party leader or schedule a leadership convention to elect a new leader. In most parties at present, ...
vote held at the NDP's policy convention in
Edmonton Edmonton is the capital city of the Provinces and territories of Canada, Canadian province of Alberta. It is situated on the North Saskatchewan River and is the centre of the Edmonton Metropolitan Region, which is surrounded by Central Alberta ...
,
Alberta Alberta is a Provinces and territories of Canada, province in Canada. It is a part of Western Canada and is one of the three Canadian Prairies, prairie provinces. Alberta is bordered by British Columbia to its west, Saskatchewan to its east, t ...
on April 10, 2016. This marked the first time in Canadian federal politics that a leader was defeated in a confidence vote. Consequently, his successor was to be chosen at a
leadership election A leadership election is a political contest held in various countries by which the members of a political party determine who will be the leader of their party. Generally, any political party can determine its own rules governing how and when a ...
to be held no later than October 2017, with Mulcair agreeing to remain as leader until then.


Jagmeet Singh

On October 1, 2017,
Jagmeet Singh Jagmeet Singh Jimmy Dhaliwal (born January 2, 1979) is a Canadian former politician who served as the leader of the New Democratic Party (NDP) from 2017 to 2025 and as the Member of Parliament (Canada), member of Parliament (MP) for Burnaby Sou ...
, the first person of a
visible minority In Canada, a visible minority () is defined by the Government of Canada as "persons, other than aboriginal peoples, who are non-Caucasian in race or non-white in colour". The term is used primarily as a demographic category by Statistics Canada ...
group to lead a major Canadian federal political party on a permanent basis, won the leadership vote to head the NDP on the first ballot. In the 2019 federal election, the NDP won only 24 seats in its worst result since 2004, shedding 15 seats. Alexandre Boulerice, who was elected to his third term in Rosemont—La Petite-Patrie, was the only NDP candidate to win a seat in Quebec, while the party lost all three of its Saskatchewan ridings (
Desnethé—Missinippi—Churchill River Desnethé—Missinippi—Churchill River (; formerly known as Churchill River) is a federal electoral district (Canada), electoral district in Saskatchewan, Canada, that has been represented in the House of Commons of Canada since 1997. Geogra ...
,
Regina—Lewvan Regina—Lewvan is a federal electoral district (Canada), riding in Saskatchewan, made up of parts of the former Palliser (Saskatchewan electoral district), Palliser and Regina—Lumsden—Lake Centre ridings within the city limits of Regina, S ...
, and
Saskatoon West Saskatoon West () is a federal electoral district (Canada), electoral district in Saskatchewan, Canada, that was represented in the House of Commons of Canada from 1979 to 1988, and again in 2015. History This Riding (division), riding was ...
) to the Conservatives. The party remained shut out of Toronto and lost two of its MPs ( Cheryl Hardcastle in Windsor—Tecumseh and Tracey Ramsey in
Essex Essex ( ) is a Ceremonial counties of England, ceremonial county in the East of England, and one of the home counties. It is bordered by Cambridgeshire and Suffolk to the north, the North Sea to the east, Kent across the Thames Estuary to the ...
) in the rest of Ontario, while making small or no gains in the popular vote in Manitoba, Newfoundland and Labrador, Alberta and Nunavut. In British Columbia, the NDP lost three seats ( Kootenay—Columbia, Port Moody—Coquitlam, and, after having lost it at a by-election,
Nanaimo—Ladysmith Nanaimo—Ladysmith is a federal electoral district in British Columbia, in southeastern Vancouver Island. Nanaimo—Ladysmith was created by the 2012 federal electoral boundaries redistribution and was legally defined in the 2013 representat ...
); however, they retained most of their support in the province. Following the election, the NDP held the balance of power as the Liberals won a minority government, although it fell back to fourth place behind the resurgent Bloc Québécois. During the
COVID-19 pandemic The COVID-19 pandemic (also known as the coronavirus pandemic and COVID pandemic), caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), began with an disease outbreak, outbreak of COVID-19 in Wuhan, China, in December ...
, the NDP used its leverage to lobby the Liberals to be more generous in their financial aid to Canadians, including by extending of the Canada Emergency Response Benefit (CERB) program, which was a key demand in order to provide confidence to the government in the autumn of 2020. In the
snap Snap or SNAP may refer to: Arts and entertainment * ''Snap'' (film), the initial release title for the 2013 film ''Enter the Dangerous Mind'' * '' The Stanly News and Press'', a newspaper in Albemarle, North Carolina, US * "Snap" (''Duty Free'') ...
2021 federal election, the NDP made minor gains in both vote share and seat count, winning in 25 ridings. The party won a second seat in Alberta for the first time when Blake Desjarlais picked up
Edmonton Griesbach Edmonton Griesbach is a federal electoral district in Alberta. Edmonton Griesbach was created by the 2012 federal electoral boundaries redistribution and was legally defined in the 2013 representation order. It came into effect upon the call o ...
and Heather McPherson won her second term at Edmonton Strathcona. The party also picked up two seats in British Columbia with
Lisa Marie Barron Lisa Marie Barron is a Canadian politician from British Columbia. She was elected to represent the riding of Nanaimo—Ladysmith in the House of Commons of Canada in the 2021 Canadian federal election. She is a member of the New Democratic P ...
reclaiming Nanaimo—Ladysmith and
Bonita Zarrillo Bonita M. Zarrillo (born ) is a Canadian politician and who was the Member of Parliament for Port Moody—Coquitlam (federal electoral district), Port Moody—Coquitlam elected in the 2021 Canadian federal election. She had previously narrowly l ...
reclaiming Port Moody—Coquitlam. These gains were offset by losses to the Liberals in St. John's East and
Hamilton Mountain Hamilton, Ontario, Hamilton is located on the western end of the Niagara Peninsula and wraps around the westernmost part of the Lake Ontario. Most of the city including the downtown section lies along the south shore. Situated in the geographic c ...
, where incumbent NDP MPs Jack Harris and Scott Duvall did not stand for re-election. Overall, the election resulted in no change to the balance of power in the House of Commons. In March 2022, the NDP agreed to a
confidence and supply In parliamentary system, parliamentary democracies based on the Westminster system, confidence and supply is an arrangement under which a minority government (one which does not control a majority in the legislature) receives the support of one ...
deal with the Liberal Party, led by
Prime Minister A prime minister or chief of cabinet is the head of the cabinet and the leader of the ministers in the executive branch of government, often in a parliamentary or semi-presidential system. A prime minister is not the head of state, but r ...
Justin Trudeau Justin Pierre James Trudeau (born December 25, 1971) is a Canadian politician who served as the 23rd prime minister of Canada from 2015 to 2025. He led the Liberal Party from 2013 until his resignation in 2025 and was the member of Parliament ...
. Among the policies included in the deal were the establishment of a national dental care program for low income Canadians, progress towards a national
pharmacare Pharmacare is a Canadian proposal for a publicly funded insurance program for medications, similar to Medicare (Canada), Medicare for health insurance. Limited pharmacare programs exist in the provinces of Ontario, Manitoba, and British Columbia. Mu ...
program, labour reforms for federally regulated workers, and new taxes on financial institutions. In September 2024, the NDP faced two competitive by-elections in
Elmwood—Transcona Elmwood—Transcona (formerly Winnipeg—Transcona) is a federal electoral district (Canada), electoral district in Manitoba, Canada, that has been represented in the House of Commons of Canada since 1988. Its population in 2021 was 101,691. ...
in
Manitoba Manitoba is a Provinces and territories of Canada, province of Canada at the Centre of Canada, longitudinal centre of the country. It is Canada's Population of Canada by province and territory, fifth-most populous province, with a population ...
and
LaSalle—Émard—Verdun LaSalle—Émard—Verdun is a federal electoral district (Canada), electoral district in Montreal, Quebec. It was created by the Canadian federal electoral redistribution, 2012, 2012 federal electoral boundaries redistribution and was legally ...
in
Quebec Quebec is Canada's List of Canadian provinces and territories by area, largest province by area. Located in Central Canada, the province shares borders with the provinces of Ontario to the west, Newfoundland and Labrador to the northeast, ...
. The NDP successfully defended the Elmwood—Transcona seat, with Leila Dance elected as MP with a much reduced margin. This was the NDP's first by-election victory in five years. However, the party finished a close third in LaSalle—Émard—Verdun, behind the Liberals and the Bloc Québécois. Further to this, the NDP ended their confidence and supply agreement with the Liberal Party. The deal had run from March 2022 but was pulled nine months early. Following the appointment of
Mark Carney Mark Joseph Carney (born March 16, 1965) is a Canadian politician and economist who has served as the 24th and current Prime Minister of Canada, prime minister of Canada since 2025. He has served as Leader of the Liberal Party of Canada, lead ...
as prime minister, the NDP suffered poor polling. At the 2025 federal election, the NDP has suffered its worst seat result in its history, losing 17 of their 24 seats to both Liberal and Conservative candidates, and lost
official party status Official party status refers to the Westminster system, Westminster practice which is used in the Parliament of Canada and the provincial legislatures of recognizing Parliamentary group, parliamentary caucuses of political parties. In parliamentar ...
in the
House of Commons The House of Commons is the name for the elected lower house of the Bicameralism, bicameral parliaments of the United Kingdom and Canada. In both of these countries, the Commons holds much more legislative power than the nominally upper house of ...
. Singh lost his own riding of
Burnaby Central Burnaby Central is a federal electoral district in British Columbia, Canada. Its boundaries came into effect upon the call of the 2025 Canadian federal election. Geography Under the 2022 Canadian federal electoral redistribution the riding re ...
, and announced that he would resign as party leader after the selection of an interim leader. He was replaced by
Vancouver Kingsway Vancouver Kingsway is a federal electoral district in British Columbia, Canada, that has been represented in the House of Commons of Canada from 1953 to 1988 and since 1997. It is located in Vancouver. Demographics This riding's population is ...
MP
Don Davies Donald Vincent Davies (born January 16, 1963) is a Canadian politician who has served as the interim leader of the New Democratic Party since 2025 and as the Member of Parliament (Canada), member of Parliament for Vancouver Kingsway since 20 ...
on an interim basis until a new party leader is elected.


Ideology and policies

The NDP evolved in 1961 from a merger of the
Canadian Labour Congress The Canadian Labour Congress, or CLC ( or ), is a national trade union centre, the central labour body in Canada to which most Canadian trade union, labour unions are affiliated. History Formation The CLC was founded on April 23, 1956, thro ...
(CLC) and the
Co-operative Commonwealth Federation The Co-operative Commonwealth Federation (CCF; , FCC) was a federal democratic socialism, democratic socialistThe following sources describe the CCF as a democratic socialist political party: * * * * * * and social democracy, social-democ ...
(CCF). The CCF grew from
populist Populism is a contested concept used to refer to a variety of political stances that emphasize the idea of the " common people" and often position this group in opposition to a perceived elite. It is frequently associated with anti-establis ...
, agrarian and
socialist Socialism is an economic ideology, economic and political philosophy encompassing diverse Economic system, economic and social systems characterised by social ownership of the means of production, as opposed to private ownership. It describes ...
roots into a modern social democratic party. Although the CCF was part of the
Christian left The Christian left, otherwise referred to as the religious left, is a range of Christian political and social movements that largely embrace social justice principles and uphold a social doctrine or social gospel based on their interpreta ...
and the
Social Gospel The Social Gospel is a social movement within Protestantism that aims to apply Christian ethics to social problems, especially issues of social justice such as economic inequality, poverty, alcoholism, crime, racial tensions, slums, unclean en ...
movement, the NDP is
secular Secularity, also the secular or secularness (from Latin , or or ), is the state of being unrelated or neutral in regards to religion. The origins of secularity can be traced to the Bible itself. The concept was fleshed out through Christian hi ...
and pluralistic. It has broadened to include concerns of the
New Left The New Left was a broad political movement that emerged from the counterculture of the 1960s and continued through the 1970s. It consisted of activists in the Western world who, in reaction to the era's liberal establishment, campaigned for freer ...
, and advocates issues such as
LGBT rights Rights affecting lesbian, Gay men, gay, Bisexuality, bisexual, transgender and queer (LGBTQ) people vary greatly by country or jurisdiction—encompassing everything from the legal recognition of same-sex marriage to the Capital punishmen ...
, international peace, and
environmental Environment most often refers to: __NOTOC__ * Natural environment, referring respectively to all living and non-living things occurring naturally and the physical and biological factors along with their chemical interactions that affect an organism ...
stewardship. The NDP also supports a
mixed economy A mixed economy is an economic system that includes both elements associated with capitalism, such as private businesses, and with socialism, such as nationalized government services. More specifically, a mixed economy may be variously de ...
and broader
welfare Welfare may refer to: Philosophy *Well-being (happiness, prosperity, or flourishing) of a person or group * Utility in utilitarianism * Value in value theory Economics * Utility, a general term for individual well-being in economics and decision ...
, and has a
left-wing Left-wing politics describes the range of Ideology#Political ideologies, political ideologies that support and seek to achieve social equality and egalitarianism, often in opposition to social hierarchy either as a whole or of certain social ...
,
democratic socialist Democratic socialism is a left-wing economic and political philosophy that supports political democracy and some form of a socially owned economy, with a particular emphasis on economic democracy, workplace democracy, and workers' self-mana ...
faction. The NDP is a member of the
Progressive Alliance The Progressive Alliance (PA) is a political international of progressive and social democratic political parties and organisations founded on 22 May 2013 in Leipzig, Germany. The alliance was formed as an alternative to the existing Socia ...
, a
political international A political international is a transnational organization of political parties having similar ideology or political orientation (e.g. liberalism, socialism, Islamism). The international works together on points of agreement to co-ordinate activ ...
of progressive and social democratic parties.


Ideological orientation

The NDP's constitution states that both
social democracy Social democracy is a Social philosophy, social, Economic ideology, economic, and political philosophy within socialism that supports Democracy, political and economic democracy and a gradualist, reformist, and democratic approach toward achi ...
and
democratic socialism Democratic socialism is a left-wing economic ideology, economic and political philosophy that supports political democracy and some form of a socially owned economy, with a particular emphasis on economic democracy, workplace democracy, and wor ...
are influences on the party. Specific inclusion of the party's history as the continuation of the more radical Co-operative Commonwealth Federation, and specific identification of the "democratic socialist" tradition as a continuing influence on the party are part of the language of the preamble to the party's constitution:


Health care

The NDP states that it is committed to public health care. The party states that it fights for "a national, universal, public pharmacare program to make sure that all Canadians can access the prescription medicine they need with their health card, not their credit card – saving money and improving health outcomes for everyone". The party also states its support for expanding services covered under the national health care system to include dental care, mental health care, eye and hearing care, infertility procedures, and prescription drugs. Regarding dentistry, the NDP notes that "one in three Canadians has no dental insurance and over six million people don't visit the dentist every year because they can't afford to. Too many people are forced to go without the care they need until the pain is so severe that they are forced to seek relief in hospital emergency rooms".


Palestine

The NDP supports the
Palestinian state Palestine, officially the State of Palestine, is a country in West Asia. Recognized by 147 of the UN's 193 member states, it encompasses the Israeli-occupied West Bank, including East Jerusalem, and the Gaza Strip, collectively known as th ...
. In March 2024, an NDP motion on Palestine was passed after significant amendments were agreed with the Liberals. In particular, the motion called on the government to "officially recognize the State of Palestine"; however, this was amended to "work...towards the establishment of the State of Palestine as part of a negotiated
two-state solution The two-state solution is a proposed approach to resolving the Israeli–Palestinian conflict, by creating two states on the territory of the former Mandatory Palestine. It is often contrasted with the one-state solution, which is the esta ...
."


Electoral achievements

Since its formation, the party has had a presence in the House of Commons. It was the third largest political party from 1965 to 1993, when the party dropped to fourth and lost
official party status Official party status refers to the Westminster system, Westminster practice which is used in the Parliament of Canada and the provincial legislatures of recognizing Parliamentary group, parliamentary caucuses of political parties. In parliamentar ...
. The NDP's peak period of policy influence in those periods was during the minority Liberal governments of
Lester B. Pearson Lester Bowles Pearson (23 April 1897 – 27 December 1972) was a Canadian politician, diplomat, statesman, and scholar who served as the 14th prime minister of Canada from 1963 to 1968. He also served as Leader of the Liberal Party of C ...
(1963–68) and
Pierre Trudeau Joseph Philippe Pierre Yves Elliott Trudeau (October 18, 1919 – September 28, 2000) was a Canadian politician, statesman, and lawyer who served as the 15th prime minister of Canada from 1968 to 1979 and from 1980 to 1984. Between his no ...
(1972–74). The NDP regained official status in 1997, and played a similar role in the Liberal and Conservative minority governments of 2004–2006 and 2006–2011, respectively. Following the 2011 election, the party became the second-largest party and formed the
Official Opposition Parliamentary opposition is a form of political opposition to a designated government, particularly in a Westminster-based parliamentary system. This article uses the term ''government'' as it is used in Parliamentary systems, i.e. meaning ''t ...
in the
41st Canadian Parliament The 41st Canadian Parliament was in session from June 2, 2011 to August 2, 2015, with the membership of its House of Commons having been determined by the results of the 2011 federal election held on May 2, 2011. Parliament convened on June 2, ...
. Provincial New Democratic parties, which are organizationally sections of the federal party, have governed in six of the ten provinces and one territory. As of 2025, the NDP governs the provinces of
British Columbia British Columbia is the westernmost Provinces and territories of Canada, province of Canada. Situated in the Pacific Northwest between the Pacific Ocean and the Rocky Mountains, the province has a diverse geography, with rugged landscapes that ...
and
Manitoba Manitoba is a Provinces and territories of Canada, province of Canada at the Centre of Canada, longitudinal centre of the country. It is Canada's Population of Canada by province and territory, fifth-most populous province, with a population ...
, forms the
Official Opposition Parliamentary opposition is a form of political opposition to a designated government, particularly in a Westminster-based parliamentary system. This article uses the term ''government'' as it is used in Parliamentary systems, i.e. meaning ''t ...
in
Alberta Alberta is a Provinces and territories of Canada, province in Canada. It is a part of Western Canada and is one of the three Canadian Prairies, prairie provinces. Alberta is bordered by British Columbia to its west, Saskatchewan to its east, t ...
,
Nova Scotia Nova Scotia is a Provinces and territories of Canada, province of Canada, located on its east coast. It is one of the three Maritime Canada, Maritime provinces and Population of Canada by province and territory, most populous province in Atlan ...
,
Ontario Ontario is the southernmost Provinces and territories of Canada, province of Canada. Located in Central Canada, Ontario is the Population of Canada by province and territory, country's most populous province. As of the 2021 Canadian census, it ...
, and
Saskatchewan Saskatchewan is a Provinces and territories of Canada, province in Western Canada. It is bordered on the west by Alberta, on the north by the Northwest Territories, on the east by Manitoba, to the northeast by Nunavut, and to the south by the ...
, and has sitting members in every provincial legislature except those of
New Brunswick New Brunswick is a Provinces and Territories of Canada, province of Canada, bordering Quebec to the north, Nova Scotia to the east, the Gulf of Saint Lawrence to the northeast, the Bay of Fundy to the southeast, and the U.S. state of Maine to ...
,
Prince Edward Island Prince Edward Island is an island Provinces and territories of Canada, province of Canada. While it is the smallest province by land area and population, it is the most densely populated. The island has several nicknames: "Garden of the Gulf", ...
, and
Quebec Quebec is Canada's List of Canadian provinces and territories by area, largest province by area. Located in Central Canada, the province shares borders with the provinces of Ontario to the west, Newfoundland and Labrador to the northeast, ...
. The NDP has previously formed the government in the provinces of BC, Alberta, Saskatchewan, Manitoba, Ontario, Nova Scotia, and the
Yukon Yukon () is a Provinces and territories of Canada, territory of Canada, bordering British Columbia to the south, the Northwest Territories to the east, the Beaufort Sea to the north, and the U.S. state of Alaska to the west. It is Canada’s we ...
Territory. The NDP has since its founding in 1961 had at least one sitting member in every provincial legislature except that of Quebec. While members of the party are active in municipal politics, the party does not organize at that level. For example, though former Toronto mayor David Miller was an NDP member during his successful 2003 and 2006 mayoral campaigns, his campaigns were not affiliated with the NDP. This is also the case with incumbent Toronto mayor
Olivia Chow Olivia Chow (born March 24, 1957) is a Canadian politician who has been the 66th and current mayor of Toronto since July 12, 2023. Previously, Chow served as the New Democratic Party (NDP) member of Parliament (MP) for Trinity—Spadina fro ...
, Hamilton mayor
Andrea Horwath Andrea Lynn Horwath (; born October 24, 1962) is a Canadian politician who has served as the 58th List of mayors of Hamilton, Ontario, mayor of Hamilton since 2022. Horwath served as the leader of the Ontario New Democratic Party (NDP) from 200 ...
, and former Vancouver mayor Kennedy Stewart.


Provincial and territorial wings

Unlike most other Canadian federal parties, the NDP is integrated with its provincial and territorial parties. Holding membership of a provincial or territorial section of the NDP includes automatic membership in the federal party, and this precludes a person from being a member of different parties at the federal and provincial levels. Membership lists are maintained by the provinces and territories. This has the effect of there being different minimum membership ages depending on the province, with age ranges from 12 to 14 years old. There have been three exceptions:
Nunavut Nunavut is the largest and northernmost Provinces and territories of Canada#Territories, territory of Canada. It was separated officially from the Northwest Territories on April 1, 1999, via the ''Nunavut Act'' and the Nunavut Land Claims Agr ...
, the
Northwest Territories The Northwest Territories is a federal Provinces and territories of Canada, territory of Canada. At a land area of approximately and a 2021 census population of 41,070, it is the second-largest and the most populous of Provinces and territorie ...
, and
Quebec Quebec is Canada's List of Canadian provinces and territories by area, largest province by area. Located in Central Canada, the province shares borders with the provinces of Ontario to the west, Newfoundland and Labrador to the northeast, ...
. In Nunavut and in the Northwest Territories, whose territorial legislatures have non-partisan consensus governments, the federal NDP is promoted by its riding associations, since each territory is composed of only one federal riding. In Quebec, the historical New Democratic Party of Quebec was integrated with the federal party from 1963 until 1989, when the two agreed to sever their structural ties after the Quebec party adopted a
sovereigntist Sovereigntism, sovereignism or souverainism (from , , meaning "the ideology of sovereignty") is the notion of having control over one's conditions of existence, whether at the level of the self, social group, region, nation or globe. Typically ...
platform. For the next two decades, the federal NDP was represented in Quebec only by their Quebec Section, whose activities in the province were limited to the federal level. In 2014, the
New Democratic Party of Quebec New Democratic Party of Quebec or Nouveau Parti démocratique du Québec may refer to: * New Democratic Party of Quebec (1963), a Canadian provincial political party which served as the Quebec section of the federal New Democratic Party before disa ...
(NDPQ) was re-established as a
federalist The term ''federalist'' describes several political beliefs around the world. It may also refer to the concept of parties, whose members or supporters call themselves ''Federalists''. History Europe federation In Europe, proponents of deep ...
party, unaffiliated with the federal NDP. The NDPQ dissolved at the end of 2024. The New Democratic Party currently forms government in British Columbia and Manitoba, and has previously formed government in Alberta, Nova Scotia, Ontario, Saskatchewan, and Yukon.


Current members of Parliament


Federal leadership


Leaders

A list of leaders (including interim leaders) since 1961. ; Notes


Presidents

The party president is the administrative chairperson of the party, chairing party conventions, councils and executive meetings. *
Michael Kelway Oliver Michael Kelway Oliver (February 2, 1925 – September 29, 2004) was a Canadian academic, political organizer and the sixth president of Carleton University in Ottawa, Ontario, Canada. Oliver was born in North Bay, Ontario on February 2, 1925. ...
(1961–1963) * Merv Johnson (1963–1965) *
Eamon Park George Eamon Park (26 November 1916 – 28 April 1975) was a Canadian politician and political organizer for the Co-operative Commonwealth Federation and the New Democratic Party of Canada, New Democratic Party. He was elected in the Toronto r ...
(1965–1967) * James Renwick (1967–1969) *
Allan Blakeney Allan Emrys Blakeney (September 7, 1925April 16, 2011) was a Canadian politician who served as the tenth premier of Saskatchewan from 1971 to 1982. Originally from Bridgewater, Nova Scotia, Blakeney moved to Regina, Saskatchewan, and worked in t ...
(1969–1971) *
Donald C. MacDonald Donald Cameron MacDonald (December 7, 1913 – March 8, 2008) was a Canadians, Canadian politician. Referred to in the media as the "best Premier of Ontario, premier Ontario never had," he represented the provincial riding of York South ( ...
(1971–1975) * Joyce Nash (1975–1977) * Alvin Hewitt (1977–1981) *
Tony Penikett Antony David John Penikett (born November 14, 1945) is a mediator and negotiator and former politician in Yukon, Canada, who served as the third premier of Yukon from 1985 to 1992. Early life and political activity Born in Sussex, England, o ...
(1981–1985) *
Marion Dewar Marion Hilda Dewar (February 17, 1928 – September 15, 2008) was a prominent member of the New Democratic Party (NDP), List of mayors of Ottawa, mayor of Ottawa from 1978 to 1985 and a member of the House of Commons of Canada from 1987 to ...
(1985–1987) * Johanna den Hertog (1987–1989) * Sandra Mitchell (1989–1991) * Nancy Riche (1991–1995) * Iain Angus (1995–1997) * Ed Tchorzewski (1997–1999) * Dave MacKinnon (c. 1999–2000) * Adam Giambrone (2001–2006) * Anne McGrath (2006–2009) *
Peggy Nash Peggy A. Nash (born 28 June 1951) is a Canadian labour official and politician from Toronto, Ontario, Canada. She was the New Democratic Party (NDP) Member of Parliament (MP) for the Parkdale—High Park electoral district (riding) in Toront ...
(2009–2011) *
Brian Topp Brian Topp (born July 4, 1960) is a Canadian political strategist, union leader, and writer and was chief of staff to then Alberta Premier Rachel Notley. He was the runner-up for the federal leadership of the New Democratic Party (NDP) during it ...
(2011) * Rebecca Blaikie (2011–2016) *
Marit Stiles Marit Stiles (born September 20, 1969) is a Canadian politician who has been the leader of the Ontario New Democratic Party (NDP) and the Leader of the Official Opposition (Ontario), leader of the Official Opposition since February 4, 2023. She ...
(2016–2018) * Mathieu Vick (2018–2021) * Dhananjai Kohli (2021–2023) *
Mary Shortall Mary Shortall (born October 24, 1958) is a Canadian politician and labour activist who was elected as president of the New Democratic Party in 2023. She also ran as the candidate for St. John's East in the 2021 and 2025 federal elections. Sh ...
(2023–present)


Federal secretaries and national directors

Federal secretaries * Terry Grier (1962–1966) * Clifford Scotton (1966–1974) * Robin Sears (1974 – 1980) * Mary Ellen McQuay ( – ) * Gerry Caplan (1982–1984) * Dennis Young () *
Bill Knight William George Knight (born October 24, 1947) is a former senior executive and Member of Parliament (MP) in the House of Commons of Canada. Knight was born in Estevan, Saskatchewan. A teacher by profession, Knight was first elected as a New D ...
(1988–1989) *
Dick Proctor Dick Proctor (born February 12, 1941, in Toronto, Ontario) is a Canadian political activist, former New Democratic Party (NDP) Member of Parliament, and a former journalist. Career Politics Proctor has been active with the NDP in a number of ...
(1989–1992) *
Peter Julian Peter S. Julian (born April 16, 1962) is a Canadian politician who was a Member of Parliament for the New Democratic Party (NDP) from 2004 to 2025. He represented the ridings of Burnaby—New Westminster from 2004 to 2015 and New Westminste ...
(acting; ) * David Woodbury () * Jill Marzetti (1997 – 2000) * Chris Watson () * Eric Hébert-Daly (2004–2008) National directors *
Dick Proctor Dick Proctor (born February 12, 1941, in Toronto, Ontario) is a Canadian political activist, former New Democratic Party (NDP) Member of Parliament, and a former journalist. Career Politics Proctor has been active with the NDP in a number of ...
(interim;  – 2009) * Brad Lavigne (2009–2011) * Nathan Rotman (2012–2014) * Anne McGrath (2014–2015) *
Karl Bélanger Karl Bélanger (born 1975) is a former political operative. He was the interim National Director of the New Democratic Party (NDP) of Canada from January 23, 2016 to September 12, 2016. He was principal secretary to NDP Leader Tom Mulcair du ...
(interim; 2016) * Robert Fox (2016–2018) * Melissa Bruno (2018–2019) * Anne McGrath (2019–2024) * Lucy Watson (since 2024)


Election results


House of Commons


Logos


See also

* List of CCF/NDP MPs Progressive think tanks: *
Broadbent Institute Broadbent Institute is a Canadian progressive and social democratic think tank founded by Ed Broadbent. History Broadbent Institute is a Canadian progressive and social democratic think tank. It was founded by Ed Broadbent, the leader of the ...
*
Douglas–Coldwell Foundation The Douglas Coldwell Layton Foundation (formerly known as the Douglas-Coldwell Foundation) is a left-wing Canadian think tank devoted, in the words of its slogan, to "promoting education and research into social democracy". It was founded in 1971, ...
Factions of the NDP: * Left Caucus * New Democratic Party Socialist Caucus *
New Politics Initiative The New Politics Initiative (NPI) was a faction of Canada's New Democratic Party. It was generally viewed to be further left than Alexa McDonough's leadership, but not as far left as the New Democratic Party Socialist Caucus, Socialist Caucus. T ...
Affiliated Provincial and Territorial parties: *
BC NDP The New Democratic Party of British Columbia (BC NDP) is a social democratic political party in British Columbia, Canada. The party sits on the centre-left of the political spectrum and is one of the two major parties in British Columbia; since ...
*
Alberta NDP The Alberta New Democratic Party (Alberta NDP; ), is social democratic political party in Alberta, Canada. The party sits on the centre-left to left-wing of the political spectrum and is a provincial Alberta affiliate of the federal New Democrat ...
* Saskatchewan NDP *
Manitoba NDP The New Democratic Party of Manitoba (Manitoba NDP; ), branded as Manitoba's NDP, is a social democratic political party in Manitoba, Canada. It is the provincial section of the federal New Democratic Party, and is a successor to the Manitoba ...
*
Ontario NDP The Ontario New Democratic Party (NDP; , NPD) is a social democracy, social democratic List of political parties in Ontario, political party in Ontario, Canada. The party sits on the Centre-left politics, centre-left of the political spectrum. I ...
*
New Brunswick NDP The New Brunswick New Democratic Party (NB NDP; ) is a social democracy, social democratic List of political parties in New Brunswick, political party in New Brunswick, Canada. It is the provincial section of the federal New Democratic Party. H ...
* Nova Scotia NDP * PEI NDP * Newfoundland and Labrador NDP *
Yukon NDP The Yukon New Democratic Party (YNDP; ) is a social democratic political party in the Yukon, Canada. It is the territorial section of the federal New Democratic Party. The Yukon NDP first formed the government of the territory under the leaders ...


Notes


References


External links

*
New Democratic Party – Canadian Political Parties and Political Interest Groups
– Web Archive created by the University of Toronto Libraries
Co-operative Commonwealth Federation and New Democratic Party fonds
at
Library and Archives Canada Library and Archives Canada (LAC; ) is the federal institution tasked with acquiring, preserving, and providing accessibility to the documentary heritage of Canada. The national archive and library is the 16th largest library in the world. T ...
{{Authority control 1961 establishments in Canada Political parties established in 1961 Social democratic parties in Canada Non-interventionist parties Centre-left parties Progressive Alliance Socialism in Canada Labour parties in Canada Federal political parties in Canada Progressivism in Canada