Background
He was born in Sainte-Clotilde, Quebec, the son of Fridolin Chenail and Évelina Catman, and was educated there, at Sainte-Marguerite-du-Lac-Masson, at the Collège de Laprairie and at Saint-Rémi.
He was born in Sainte-Clotilde, Quebec, the son of Fridolin Chenail and Évelina Catman, and was educated there, at Sainte-Marguerite-du-Lac-Masson, at the Collège de Laprairie and at Saint-Rémi.
He represented Beauharnois-Huntingdon from 1989 to 2003 and Huntingdon in the National Assembly of Quebec from 2003 to 2007 as a Liberal. He was prefect for the regional municipality of Jardins-de-Napierville in 1987 and 1988. Chenail was elected in the 2003 election but was defeated by Albert De Martin of the ADQ when he ran for reelection in 2007.
In 2009, three men were accused of plotting to kill Chenail.
Chenail was a member of the municipal council for Sainte-Clotilde from 1973 to 1975 and 1976 to 1980 and mayor from 1982 to 1989.