Catherine Demers was born on 22 Oct 1654 in Montréal, Québec, Canada; was christened on 22 Oct 1654 in Basilique Notre-Dame de Montréal, Montréal, Québec, Canada; died on 20 Nov 1654 in Montréal, Québec, Canada; was buried on 20 Nov 1654 in Basilique Notre-Dame de Montréal, Montréal, Québec, Canada.