Serge Cardin is a Quebec politician. He was a Parti Québécois member of the National Assembly of Quebec for the Sherbrooke electoral district from 2012 to 2014, and was formerly a Bloc Québécois Member of Parliament for the federal riding of Sherbrooke from 1998 to 2011.

The 2012 Quebec general election took place in the Canadian province of Quebec on September 4, 2012. Lieutenant Governor Pierre Duchesne dissolved the National Assembly on August 1, 2012, following Premier Jean Charest's request. The Parti Québécois were elected to a minority government, with Pauline Marois becoming the first woman to be Premier of Quebec. The Quebec Liberal Party took second place, with Premier Jean Charest losing his seat. The newly formed party Coalition Avenir Québec led by François Legault took third place, while Québec solidaire took 2 seats out of the 125.