The 34th National Assembly of Quebec was the provincial legislature in Quebec, Canada that was elected in the 1989 Quebec general election and sat from November 28, 1989, to March 18, 1992; from March 19, 1992, to March 10, 1994; and from March 17, 1994, to June 14, 1994. The Quebec Liberal Party government was led by Robert Bourassa throughout most of the mandate except in the final months of the government prior to the 1994 elections, when Daniel Johnson Jr. succeeded Bourassa as Premier of Quebec.

This was the list of members of the National Assembly of Quebec that were elected in the 1989 election:

Other MNAs were elected in by-elections in this mandate

• Jean Filion, Parti Québécois, Montmorency, August 12, 1991 ^[1]
• Pierre Bélanger, Parti Québécois, Anjou, January 20, 1992 ^[2]
• Roger Bertrand, Parti Québécois, Portneuf, July 5, 1993 ^[3]
• Serge Ménard, Parti Québécois, Laval-des-Rapides, December 13, 1993 ^[4]
• Marcel Landry, Parti Québécois, Bonaventure, February 21, 1994 ^[5]
• Bernard Brodeur, Quebec Liberal Party, Shefford, February 28, 1994 ^[6]

An electoral map reform was made in 1992 and the changes were in effect starting in the 1994 elections.^[7]

The following electoral districts were created:

• Bertrand (in the Laurentides region, unrelated to the previous Bertrand in the Montérégie region)
• Blainville
• Borduas
• Laurier-Dorion
• Marguerite-D'Youville
• Saint-Henri–Sainte-Anne
• Westmount–Saint-Louis

The following electoral districts disappeared:

• Bertrand (in the Montérégie region), unrelated to the new Bertrand (in the Laurentides region)
• Dorion
• Laurier
• Saint-Henri
• Saint-Louis
• Sainte-Anne
• Westmount