Catherine was the daughter of unknown parents. The date and place of her birth have not been found.
She had three marriages/partners. Her first husband was Jean-Baptiste Rousseau. They were married, but the date and place have not been found. They had no known children.
Her second husband was Charles Vaillancourt. They were married, but the date and place have not been found. They had no known children.
Her third husband was Félix Bérubé, who she married on 11 FEB 1771 in Rivière-Ouelle, Kamouraska, Bas-Saint-Laurent QC . They had no known children.