Ordinaries • Joseph Alfred Archambault (1904–1913) • Joseph-Guillaume-Laurent Forbes (1913–1928), appointed Archbishop of Ottawa, Ontario • Joseph Arthur Papineau (1928–1968) • René Audet (1968–1990) • Gilles Lussier (1991–2015) • Raymond Poisson (2015-2018), appointed Coadjutor Bishop of Saint-Jérôme, Québec • Louis Corriveau (2019-)
Auxiliary bishop •
Édouard Jetté (1948-1968)
Other priest of this diocese who became bishop •
Vital Massé, appointed Auxiliary Bishop of Saint-Jérôme, Québec in 1993 ==External links and references==