Billy Denault

William Denault MPP (born 2000 or 2001) is a Canadian politician and Progressive Conservative member of Provincial Parliament (MPP) for Renfrew—Nipissing—Pembroke.^[1] He previously served as a member of city council in Arnprior as a councillor since 2022, and worked in accounting as a staff accountant at a local accounting firm.

Billy Denault MPP
Member of the Ontario Provincial Parliament for Renfrew—Nipissing—Pembroke
Incumbent
Assumed office February 27, 2025
Preceded by	John Yakabuski
Personal details
Born	2000 or 2001 (age 24–25)
Political party	Progressive Conservative
Alma mater	Sprott School of Business, Carleton University (BCom) Sprott School of Business, Carleton University (MAcc) (currently enrolled)
Profession	Accountant Politician

Election results

Winning party in each polling division of Renfrew—Nipissing—Pembroke at the 2025 Ontario general election

2025 Ontario general election
Party	Candidate	Votes	%	±%
	Progressive Conservative	Billy Denault	24,297	53.79	-7.33
	Liberal	Oliver Jacob	9,804	22.64	+12.87
	New Democratic	Marshall Buchanan	6,607	15.25	-1.85
	Ontario Party	Kevin Holm	1,587	3.66	+0.77
	Green	Anna Dolan	1,123	2.59	-1.07
	New Blue	Mark Dickson	893	2.06	-2.59
Total valid votes/expense limit			43,311	99.23	–0.18
Total rejected, unmarked, and declined ballots			336	0.77	+0.18
Turnout			43,647
Eligible voters
	Progressive Conservative hold		Swing		–10.10
Source: Elections Ontario[2]