Jacques Grenier was a Canadian businessman and politician.
Background
He was born in Berthierville.
Career
He was mayor of Montreal. Grenier was a in Montreal from 1857 to 1860, from 1861 to 1865, from 1872 to 1873 and from 1874 to 1889. He resigned in 1889 to run for Mayor.
He was elected in 1889, was re-elected in 1890, but was defeated in 1891.