Diane Lebouthillier

Diane Lebouthillier (/diˈæn ləˌbuːtɪˈlɪər/; French: [djan ləbutije]; born February 5, 1959) is a Canadian politician who served as Minister of National Revenue from 2015 to 2023 and Minister of Fisheries, Oceans and the Canadian Coast Guard from 2023 to 2025. A member of the Liberal Party, she was elected to the House of Commons in the 2015 federal election and represented the riding of Gaspésie—Les Îles-de-la-Madeleine for ten years. She was unseated by the Bloc Québécois candidate Alexis Deschênes in the 2025 election.

The Honourable Diane Lebouthillier PC
Lebouthillier in 2024
Minister of Fisheries, Oceans and the Canadian Coast Guard
In office July 26, 2023 – March 14, 2025
Prime Minister	Justin Trudeau
Preceded by	Joyce Murray
Succeeded by	Joanne Thompson
Minister of National Revenue
In office November 4, 2015 – July 26, 2023
Prime Minister	Justin Trudeau
Preceded by	Kerry-Lynne Findlay
Succeeded by	Marie-Claude Bibeau
Member of Parliament for Gaspésie—Les Îles-de-la-Madeleine
In office October 19, 2015 – March 23, 2025
Preceded by	Philip Toone
Succeeded by	Alexis Deschênes
Personal details
Born	(1959-02-05) February 5, 1959 (age 66) Newport, Quebec, Canada
Political party	Liberal
Residence(s)	Sainte-Thérèse-de-Gaspé, Quebec[1]
Alma mater	Université de Moncton
Profession	Social worker

Background

Lebouthillier's parents were born in the city of Gaspé, and they returned when she was four.^[2] She graduated with a bachelor's degree in social work from the Université de Moncton. Prior to her career in politics, she was a local social worker, managing clients out of the CLSC (provincial community clinic) in Chandler. She worked with long-time Member of the National Assembly (MNA) Georges Mamelonet on social service issues in the region. She is a mother of three sons and has two grandsons.^[3]

Political career

Municipal politics

Lebouthillier was elected in 2010 as the Prefect of Le Rocher-Percé Regional County Municipality.^[3]

Federal politics

Lebouthillier was elected in the riding of Gaspésie—Les Îles-de-la-Madeleine during the 2015 federal election.^[4] She was appointed Minister of National Revenue in the federal Cabinet, headed by Justin Trudeau, on November 4, 2015.^[5] She was re-elected in the 2019 and 2021 federal elections.^[6][7]

On July 26, 2023, Lebouthillier was appointed Minister of Fisheries, Oceans, and the Canadian Coast Guard.^[8] In 2025, she was dropped from cabinet when Mark Carney formed the 30th Canadian Ministry.^[9]

In the 2025 federal election Lebouthillier was unseated by Bloc Québécois candidate Alexis Deschênes.^[10]

Electoral record

v t e 2025 Canadian federal election: Gaspésie—Les Îles-de-la-Madeleine—Listuguj
Party	Candidate	Votes	%	±%	Expenditures
	Bloc Québécois	Alexis Deschênes	26,091	45.79	+1.45
	Liberal	Diane Lebouthillier	21,817	38.29	-1.47
	Conservative	Jean-Pierre Pigeon	7,047	12.37	+4.11
	New Democratic	Denise Giroux	1,005	1.76	-2.51
	Rhinoceros	Shawn Grenier	572	1.00	N/A
	People's	Christian Rioux	452	0.79	-1.22
Total valid votes/expense limit			56,984	98.54
Total rejected ballots			845	1.46
Turnout			57,829	60.48
Eligible voters			95,615
	Bloc Québécois notional hold		Swing		+1.46
Source: Elections Canada[11][12]
Note: number of eligible voters does not include voting day registrations.

v t e 2021 Canadian federal election: Gaspésie—Les Îles-de-la-Madeleine
Party	Candidate	Votes	%	±%	Expenditures
	Liberal	Diane Lebouthillier	17,099	46.4	+3.9	$82,566.31
	Bloc Québécois	Guy Bernatchez	14,481	39.3	-1.5	$12,869.61
	Conservative	Jean-Pierre Pigeon	3,010	8.2	+0.3	$9,458.03
	New Democratic	Lisa Phung	1,358	3.7	-0.8	$744.35
	People's	Christian Rioux	621	1.7	+1.2	$995.81
	Free	Monique Leduc	289	0.8	N/A	$1,116.77
Total valid votes/expense limit			36,858	97.9	–	$112,788.79
Total rejected ballots			778	2.1
Turnout			37,636	57.5
Registered voters			65,501
	Liberal hold		Swing		+2.7
Source: Elections Canada[13]

v t e 2019 Canadian federal election: Gaspésie—Les Îles-de-la-Madeleine
Party	Candidate	Votes	%	±%	Expenditures
	Liberal	Diane Lebouthillier	16,296	42.5	+3.8	$53,469.21
	Bloc Québécois	Guy Bernatchez	15,659	40.8	+19.9	none listed
	Conservative	Jean-Pierre Pigeon	3,022	7.9	+1.8	$9,786.76
	New Democratic	Lynn Beaulieu	1,722	4.5	-28.0	none listed
	Green	Dennis Drainville	1,130	2.9	+1.9	none listed
	Rhinoceros	Jay Cowboy	353	0.9	+0.1	$0.00
	People's	Eric Hébert	198	0.5		$2,821.16
Total valid votes/expense limit			38,380	100.0
Total rejected ballots			783
Turnout			39,163	60.5
Eligible voters			64,748
	Liberal hold		Swing		-8.05
Source: Elections Canada[14][15] and CBC[16]

v t e 2015 Canadian federal election: Gaspésie—Les Îles-de-la-Madeleine
Party	Candidate	Votes	%	±%	Expenditures
	Liberal	Diane Lebouthillier	15,345	38.73	+21.69	$34,217.07
	New Democratic	Philip Toone	12,885	32.52	+3.69	$45,644.59
	Bloc Québécois	Nicholas Roussy	8,289	20.92	-12.15	$51,177.09
	Conservative	Jean-Pierre Pigeon	2,398	6.05	-13.02	$9,215.28
	Green	Jim Morrison	400	1.01	-0.98	–
	Rhinoceros	Max Boudreau	300	0.76	–	–
Total valid votes/expense limit			39,617	100.0		$215,809.52
Total rejected ballots			395	–	–
Turnout			40,012	60.97	–
Eligible voters			65,623
Source: Elections Canada[17][18]