Note: Before 1938, the leaders of the Quebec Liberal Party were chosen by the party caucus.
(Held June 11, 1938) Télesphore-Damien Bouchard and Édouard Lacroix withdrew before balloting.
[1] (Held May 20, 1950) George Carlyle Marler declined nomination; Horace Phillipon, Jean-Marie Nadeau withdrew before balloting.
Following the COVID-19 pandemic, the leadership election was initially postponed indefinitely.
On May 11, 2020, after candidate Alexandre Cusson withdrew from the race, Dominique Anglade was chosen as Leader by acclamation.