See main article: article and 2012 Challenger Banque Nationale de Saguenay.
Tímea Babos and Jessica Pegula were the defending champions, but Babos chose not to participate. Pegula partnered up with Eugenie Bouchard, but they lost in the Quarterfinals to Macall Harkins and Nicole Rottmann.
Gabriela Dabrowski and Alla Kudryavtseva won the title with a 6–2, 6–2 win over Sharon Fichman and Marie-Ève Pelletier.