Saint of the Day

01 · Read · A life to discover

St. Peter Damian

Peter Damian was a monk, church reformer, and theological writer from Ravenna. After a difficult childhood and education supported by his brother, he entered the community of Fonte Avellana. As prior, he promoted a disciplined life of solitude, prayer, and monastic renewal.

His brother Damiano's assistance is remembered in the name Peter adopted. At Fonte Avellana, his teaching attracted attention beyond his own community, and invitations to other monasteries followed. His reorganization of the hermitage and encouragement of new houses made monastic leadership the foundation of his wider responsibilities.

Pope Stephen IX called him to Rome in 1057 and made him cardinal and bishop of Ostia. His reforming work opposed the buying of church offices and failures of clerical discipline. Missions took him to Milan and Cluny; at Cluny he defended the abbots' rights against the archbishop of Mâcon.

He continued to value contemplative life while carrying out these public assignments. Returning from a peace mission to Ravenna, he died at Faenza. Popular recognition of his holiness followed, and Leo XII declared him a Doctor of the Church in 1828. His career connects the formation of religious communities with the difficult work of ecclesiastical reform.

This saint is included on this recurring date in the U.S. Roman Rite calendar published by the USCCB. This reading guide gives U.S. calendar saints priority; the Mass celebrated on a particular year’s date can differ because of Sundays, seasons or higher-ranking celebrations.