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Saint profile
St. Francis of Jerome
1642–1716
Associated with Healing, Conversion, Religious, Family; patronage includes Jesuit missionary and preacher; patron of missionaries..
Biography and devotion
St. Francis of Jerome: life, patronage, and devotion
St. Francis of Jerome, also known as St. Francis de Geronimo, was born Francesco de Geronimo in Grottaglie near Taranto, Italy, in 1642. A Jesuit priest, preacher, and missionary within southern Italy, he is remembered for tireless evangelization, popular missions, confession, and care for the poor.
Francis showed early signs of piety and intellectual ability. After studies in Taranto and Naples, he was ordained a priest and entered the Society of Jesus. Though he desired foreign missions, obedience kept him in Italy. Naples became his mission field, and he served there for decades with extraordinary zeal.
His apostolate was intensely practical. He preached in churches, streets, prisons, hospitals, and public squares. He organized processions, catechized children, visited the sick, reconciled enemies, and called sinners to confession. His sermons were direct and emotional because he wanted conversion, not applause. People from every class came to hear him, but he was especially drawn to those who were poor, neglected, imprisoned, or spiritually lost.
He was also known for the confessional. Long lines formed because penitents trusted his discernment and fatherly firmness. He promoted devotion to the Sacred Heart, the Blessed Virgin, and frequent reception of the sacraments. Many accounts describe graces and conversions connected with his ministry, and tradition credits him with prophetic insight and healings.
Although he never reached the foreign missions, his work in Naples had missionary breadth. The city’s crowded streets, moral dangers, and spiritual needs became his Indies. He brought Jesuit discipline and apostolic fire to a Catholic population that needed renewal from within.
Francis died in Naples in 1716 and was canonized in 1839. His life shows that missionary holiness is not measured only by distance traveled. A priest can cross into the deepest mission territory by entering prisons, alleys, sickrooms, and hardened hearts with the Gospel of Christ.
Many came to him after hearing his sermons in the streets. He was known to interrupt public sin, reconcile enemies, and bring hardened souls to confession. The crowded city became his mission territory, and his Jesuit obedience gave structure to a ministry that might otherwise have burned itself out through sheer intensity.
At a glance
- Life dates
- 1642–1716
- Feast day
- May 11
- Patronage
- Jesuit missionary and preacher; patron of missionaries.
Relic in the Chasing Saints collection
A relic of St. Francis of Jerome is present in the Chasing Saints Relic Collection. Private registry details, certificate IDs, provenance notes, and storage information are intentionally not shown publicly.
Reported favors


