 Two rivers located in the Seigneurie de Beloeil, Montérégie Region of Québec, carry the family name - Ruisseau Préfontaine (33 kilometres) and Ruisseau Préfontaine-Brodeur (32 kilometres).A neighborhood in the town of Sainte-Agathe-des-Monts, Québec is named Quartier Préfontaine.There is a street named Préfontaine in each of the cities of Montréal, QC, Longueuil, QC, Laval, QC, Beloeil, QC, Seattle, WA and Las Vegas, NV, an avenue or drive in each of the towns of Sainte-Agathe-des-Monts, QC, Coos Bay, OR and Rifle (Garfield County), CO, a street in the village of Saint-Pierre-Jolys, MB and a long east-west road named Préfontaine that crosses a large part of south-east Manitoba.