| Pierre DesMarais | |
| Office: | Chair of the Montreal Executive Committee |
| Term Start: | 1954 |
| Term End: | 1957 |
| Predecessor: | J.-Omer Asselin |
| Successor: | Joseph-Marie Savignac |
| Office1: | Member of the Montreal City Council |
| Term Start1: | 1940 |
| Term End1: | 1950 |
| Party: | Civic Action League |
Pierre DesMarais was a Canadian politician who served as a member of the Montreal City Council from 1940 to 1950.
DesMarais ran for a seat on the Montreal City Council in 1940 and won. He was re-elected in 1942, 1944 and 1947, but did not run for re-election in 1950.
He co-founded the Civic Action League in 1951, with other good government activists who were known as the Public Morality Committee. He was re-elected in 1954 and 1957.[1] [2] He served as chairman of the Montreal Executive Committee during Drapeau's first term as mayor from 1954 to 1957.[3]
In 1960, he lost the support of Jean Drapeau who founded the Civic Party of Montreal and lost his bid for re-election. He also was defeated in the district of Saint-Jacques in 1962.