Find Guillaume O'Brien in the Genealogy Quebec archives. Explore the historical documents in which this first-name and last-name combination appears in Quebec.
Genealogy Quebec's archives contain mentions of Guillaume O'Brien across several types of records.
These documents may relate to several different people who shared the first name Guillaume and last name O'Brien.
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Number of documents by decade
Mentions of Guillaume O'Brien are particularly numerous between 1760 and 1769 in the records currently indexed by Genealogy Quebec.
Main associated localities, by number of documents.
Origin, meaning and popularity of the first name.
Origin, history and meaning of the last name.
Search for Guillaume O'Brien in Genealogy Quebec's collections and explore available records, censuses and other historical documents.