Terrebonne in the 2025 Canadian federal election

Terrebonne in the 2025 Canadian federal election

28 April 2025

Riding of Terrebonne
Registered89,725
Turnout61,118 (68.12%)
  First party Second party Third party
 
Lib
BQ
Con
Candidate Tatiana Auguste Nathalie Sinclair-Desgagné Adrienne Charles
Party Liberal Bloc Québécois Conservative
Popular vote 23,352 23,351 10,961
Percentage 38.741% 38.739% 18.18%
Swing 9.37pp 2.66pp 7.72pp


MP before election

Nathalie Sinclair-Desgagné
Bloc Québécois

Elected MP

Tatiana Auguste
Liberal

As part of the 2025 Canadian federal election on April 28, 2025, an election took place for the federal electoral district of Terrebonne, Quebec. This election was a close contest between the incumbent Bloc Québécois candidate, Nathalie Sinclair-Desgagné, and the Liberal candidate Tatiana Auguste.

On the initial count, Liberal candidate Auguste had a 35 vote lead. After the Elections Canada validated the vote, Bloc Québécois Sinclair-Desgagné was declared the winner by 44 votes. A subsequent judicial recount declared Liberal candidate Auguste the winner by 1 vote.

On February 13, 2026, the Supreme Court of Canada annulled the result of the election in the riding, requiring a by-election be held.