Sophie Raby was born on March 11, 1816 in Vaudreuil, Vaudreuil District, Quebec (known as "Bas Canada" at the time). She was of French Canadian origin. Her parents were Louis Raby and his wife Suzanne (Lalonde) Raby.  Her father's original surname was "Payant" and he used the "dit" name "La Liberte" as well. Her mother's ancestors came from Rouen, France, and had been among the 1st French settlers in Sainte Anne de Bellevue, Quebec, in the 1640s. 
On January 22, 1856, in a Roman Catholic ceremony at Saint Clet, Vaudreuil District, Quebec, Canada, Sophie Raby married widower, Pierre Bissonette, b: August 7, 1815 in Saint Polycarpe, Vaudreuil District, Bas Canada (Quebec). The couple soon moved to a farm in Alfred (later North Plantagenet) Township, Prescott County, Ontario, Canada. This area borders Quebec Province and was largely French-speaking at the time.
"Québec, recensement, 1861," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:MMWK-PYV : 7 November 2014), Sophie Raby, Vaudreuil, Vaudreuil, Quebec, Canada; citing line number 1, p. 186; Library and Archives Canada film number C-1328-1329, Archives Publiques, Ottawa (Board of Registration and Statistics. Public Archives, Ottawa); FHL microfilm 517,435.
"Canada Census, 1871," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:M47W-CR4 : 2 April 2016), Pierre Bissonette, Alfred, Prescott, Ontario, Canada; citing p. 30, line 1; Library and Archives Canada film number C-10011, Public Archives, Ottawa, Ontario; FHL microfilm 4,396,628.
"Canada Census, 1881," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:MVX4-5HK : 30 June 2017), Pierre Bissonette, Alfred, Prescott, Ontario, Canada; citing p. 45; Library and Archives Canada film number C-13228, Library and Archives Canada, Ottawa, Ontario; FHL microfilm 1,375,864.
"Ontario Marriages, 1869-1927," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:FMKW-XQY : 10 April 2015), Sophie Raby in entry for Leonidas Bissonnet and Zephirine Pitre, 03 Oct 1894; citing registration , Curran, Prescott, Ontario, Canada, Archives of Ontario, Toronto; FHL microfilm 1,870,706.