Rosaire Bertrand (born October 25, 1936, in Saint-Fabien-de-Panet, Quebec) is an insurance broker and a former Quebec politician.
He was also an administration member of the Junior Chambers of French Canada, the Canadian Life Insurance Association, the Association of Quebec City Life underwriters, the Provincial Association of Quebec Life Underwriters and the Insurance Brokers Association of Quebec.
Bertrand entered politics in 1994 and was elected for the first of four mandates in Charlevoix.
After being re-elected in 1998, he was the Delegate Minister responsible for the Capitale-Nationale region from 2001 to 2003.
On August 13, 2007, Bertrand announced his retirement as MNA for Charlevoix, making way for PQ leader Pauline Marois to be the candidate in a by-election.