There are already 40 users and 1,190 genealogy profiles with the Castonguay surname on Geni. Explore Castonguay genealogy and family history in the World's Largest Family Tree.
Notes * Location info: Saint-Roch-des-Aulnaies (birth,death), Saint-Jean-Port-Joli (marriage)* NOTE: Date of birth inferred from date of baptism. Place of birth inferred from place of baptism.
Notes * Location info: Isle de France, France (birth), Québec (marriage,death)* Pionnière de la Nouvelle-France . Arrive au Québec en 1673 avec ses parents et frères et sœurs.* Contract de mariage entr...
Notes * Location info: Saint-Michel (birth), Québec (marriage,death)* Contrat de mariage entre Mathieu Guay dit Gastonguay et Marguerite Balan dite Lacombe le 29 juillet 1695 par notaire Roger .
When coming to Canada the name Gaston Guay was combined by immigration several generations ago and Gastoguay became Castonguay.
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