Joseph DEMERS-DUMAIS, son of Etienne DEMERS-DUMAIS and Marguerite PELLETIER , . He married Marguerite SIRARD July 23, 1822 in L'Assomption, Québec, Canada. Marguerite SIRARD, daughter of Louis SIRARD and Anne DUGAS , .


Sources for Marguerite SIRARD:

  1. La Famille Sirard 1753 - 1991, 30