Saint Louis-Marie Grignion de Montfort (31 January 1673 - 28 April 1716) was a French Roman Catholic priest and Confessor.
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Montfort is known for his particular devotion to the Blessed Virgin Mary and the practice of consistently praying the Rosary.
As well as preaching, Montfort found time to write a number of books which went on to become classic Catholic titles and influenced several popes.
He was known in his time as a preacher and was made a missionary apostolic by Pope Clement XI.
Saint Louis-Marie Grignion de Montfort (31 January 1673 - 28 April 1716) was a French Roman Catholic priest and Confessor