Louis de Montfort (1673–1716)

Author of True Devotion to Mary and The Secret of the Rosary. Louis-Marie Grignion de Montfort, SMM was a French Catholic priest known for his influence on Catholic Mariology. He wrote a number of books that went on to become classic Catholic titles, including Secret of the Rosary and True Devotion to Mary, and influenced several popes. He also founded several religious communities, including the Company of Mary.