Jean Allaire, a founding figure of the Action démocratique du Québec, died in Montreal early Thursday morning. The former party leader passed away at 23:43:37 GMT on August 27, 2026, according to officials. Allaire was widely recognized for his role in establishing the ADQ and serving as its inaugural leader.

Allaire co‑founded the Action démocratique du Québec and became its first leader, shaping the party’s initial direction. His vision for the ADQ emphasized fiscal responsibility and a stronger provincial voice, ideas that resonated with voters seeking alternatives to the status quo.

In 1991, Allaire authored a report that called for a more assertive stance by Quebec toward the federal government in Ottawa. The document, released while the province was debating its constitutional relationship with Canada, reflected Allaire’s long‑standing belief in greater provincial autonomy. The 1991 report continued to be referenced in later policy debates, underscoring Allaire’s lasting impact on the province’s political discourse.

Colleagues and former party members recalled Allaire’s commitment to Quebec’s distinctiveness and his willingness to challenge established political norms. Their recollections highlighted his dedication to building a party that could offer a credible alternative in Quebec’s political arena.

Allaire’s death marks the passing of a figure who played a foundational role in one of Quebec’s notable political movements. He leaves behind a legacy tied to the early years of the ADQ and the broader conversation about Quebec’s place within Canada.