Hélène Pelletier-Baillargeon (born 1932) is a Canadian femme de lettres, journalist, essayist, and biographer from Quebec.

After obtaining a Master of Arts degree from the Université de Montréal in 1954, she completed two years of post-graduate studies, from 1957 to 1959, at the Sorbonne and at the School for Advanced Studies in the Social Sciences,[2] and did research at the Bibliothèque nationale de France for a doctorate in literature,[3] with a doctoral thesis in stylistics devoted to the work of François Mauriac.

[5] She was a freelance journalist from 1974 to 1981, including at Châtelaine as a political and union columnist, at the magazine Critère, as vice-president of the Board of Directors and editor, as well as at Le Devoir, Revue Desjardins, Communauté chrétienne, La Presse, Possibles, and others.

She continues to participate in a large number of collective works and cultural, historical and religious periodicals in Quebec and Canada.

She participated in many conferences as a guest speaker on education, the status of women, ecclesial life, family or cultural politics.