Thérèse Tanguay-Dion, MSM (born 20 March 1927), popularly known as Maman Dion, is a Canadian television personality and the mother of singer Céline Dion.
She was born on the Gaspé Peninsula, in Saint-Bernard-des-Lacs, Quebec, as was her late husband, Adhémar-Charles Dion.
Her parents were Antoinette (née Sergerie) and Laureat Achille Tanguay.Already well known in Quebec as a stage mother involved in her daughter's career, she later launched her own line of food products, Pâtés de Maman Dion, and became host of a cooking show for TVA.
She is also a sponsor of the Fondation Maman Dion, an educational foundation which provides school supplies, clothing and eyewear to underprivileged children.