2026 Terrebonne federal by-election

2026 Terrebonne federal by-election

April 13, 2026

Riding of Terrebonne
 
LPC
BQ
CPC
Candidate Tatiana Auguste Nathalie Sinclair-Desgagné Adrienne Charles
Party Liberal Bloc Québécois Conservative
Last election 38.74% 38.74% 18.18%

Incumbent MP

Vacant



A by-election will be held on April 13, 2026, to elect a member of Parliament (MP) to represent Terrebonne, Quebec, in the House of Commons for the remainder of the 45th Parliament after the riding's result in the 2025 general election was annulled by the Supreme Court of Canada on February 13, 2026, vacating the seat held by the then-Liberal Party MP Tatiana Auguste.