This is a list of the leaders of the opposition party at the Montreal City Hall. Party colours do not indicate affiliation or resemblance to a provincial or a federal party.

Name Electoral district Took office Left office Party Michael Fainstat City Councillor, Notre-Dame-de-Grâce 1974 1978 RCM Nick Auf der Maur City Councillor, Côte-des-Neiges 1978 1982 GAM Michael Fainstat City Councillor, La Confédération 1982 1984 RCM Jean Doré City Councillor, Saint-Jean-Baptiste 1984 1986 RCM Germain Prégent City Councillor, Saint-Henri 1986 1988 Prégent crossed the floor to sit as an Independent in 1988. Civic Party Nick Auf der Maur City Councillor, Peter-McGill 1988 1989 Auf der Maur crossed the floor and joined the Parti Municipal in 1989. Civic Party     Nick Auf der Maur City Councillor, Peter-McGill 1989 1990 Municipal Party     Alain André City Councillor, Ahuntsic 1990 1991 Municipal Party Sam Boskey City Councillor, Décarie 1991 1992 Democratic Coalition Nick Auf der Maur City Councillor, Peter-McGill 1992 1994 Civic PartyDuring the summer of 1994, Jérôme Choquette's Parti des Montréalais (Montrealers’ Party) absorbs the Parti Civique de Montréal (Civic Party of Montreal). André Lavallée City Councillor, Bourbonnière 1994 1997 Lavallée crossed the floor to sit as an Independent in 1997. RCM Thérèse Daviau City Councillor, Plateau-Mont-Royal 1997 1998 Daviau crossed the floor to sit as an Independent in 1998. RCM Jack Chadirdjian City Councillor, Darlington 1998 1998 New Montreal Nouveau Montréal à l'opposition officielle, May 26, 1998 Michel Prescott City Councillor, Jeanne-Mance 1998 2001 RCMIn July 2001, Gérald Tremblay's Union de l’Île de Montréal absorbs the Rassemblement des citoyens et des citoyennes de Montréal (RCM) to become Union des citoyens et des citoyennes de l’Île de Montréal (UCIM). Pierre Bourque City Councillor, Marie-Victorin, Rosemont–La Petite-Patrie 2001 2003 Vision Montreal Martin LemayMartin Lemay served as Acting Leader of Vision Montreal and as Acting Leader of the Opposition, when Pierre Bourque unsuccessfully ran as an ADQ candidate for a seat to the provincial legislature. City Councillor, Sainte-Marie, Ville-Marie 2003 2003 Vision Montreal Pierre Bourque City Councillor, Marie-Victorin, Rosemont–La Petite-Patrie 2003 2006 Vision Montreal Noushig EloyanFollowing the resignation of Pierre Bourque, François Purcell (district of Saint-Édouard) was selected as Acting Leader of Vision Montreal; Noushig Eloyan, as Acting Leader of the Opposition. City Councillor, Bordeaux-Cartierville, Ahuntsic-Cartierville 2006 2008 Vision Montreal Benoit Labonté Borough Mayor, Ville-Marie 2008 2009 Vision Montreal Gaëtan PrimeauCatherine Solyom, "Where's the proof? Harel demands; Payoff rumours. She points to mayor as source of reports," Montreal Gazette, 18 October 2009, A1. City Councillor, Tétreaultville, Mercier–Hochelaga-Maisonneuve 2009 2009 Vision Montreal Louise Harel City Councillor, Maisonneuve–Longue-Pointe, Mercier–Hochelaga-Maisonneuve 2009 2013 Vision Montreal Richard Bergeron City Councillor, Saint-Jacques, Ville-Marie 2013 2014 Projet Montreal Luc Ferrandez Borough Mayor, Le Plateau Mont-Royal 2014 2016 Projet Montreal Valérie Plante City Councillor, Sainte-Marie, Ville-Marie 2016 2017 Projet Montreal Lionel Perez City Councillor, Darlington, Côte-des-Neiges–Notre-Dame-de-Grâce 2017 2021 Ensemble Montréal Aref Salem City Councillor, Norman-McLaren, Saint-Laurent 2021 2025 Ensemble Montréal Ericka Alneus City Councillor, Étienne-Desmarteau, Rosemont–La Petite-Patrie 2025 Projet Montréal

Footnotes

See also List of mayors of Montreal Montreal City Council History of Quebec