Thérèse Dion was born on March 20, 1927 in Canada. She was a composer, known for Céline Dion: Ce n'était qu'un rêve (1981), 75e, elles se souviennent (2015) and Le match de la vie (1988). She was married to Adhémar-Charles Dion . She died on January 17, 2020 in Québec, Canada.