Background
Cauchon was born in Louisiana Malbaie, Quebec and became a stenographer.
Cauchon was born in Louisiana Malbaie, Quebec and became a stenographer.
He became an alderman of Valleyfield, Quebec in 1943. The following year, he became the municipality"s mayor of that municipality and remained in that role until 1947. He was re-elected to a second term in 1949, then with a riding change to Beauharnois—Salaberry he was re-elected to Parliament in 1953 and 1957.
In the 1958 election, Cauchon was defeated by Gérard Bruchési of the Progressive Conservative party.
He died aged 80.