St. Catherine of Siena Biography

Theologian, Saint, Nun (1347–1380)
St. Catherine of Siena was a Dominican tertiary who worked to return the papacy from France to Italy. She is one of two patron saints of Italy.


St. Catherine of Siena took vows as a Dominican tertiary (a member of a monastic order but able to live outside of a convent). During her life she lead a crusade against the Muslims and successfully returned the papacy of Pope Gegory XI from France to Italy. All of her writings were bound in the Dialogo. In 1970, she was proclaimed a Doctor of the Church and one of two patron saints of Italy.

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