St. Nicholas of Flue (1417–1487) is one of the beloved saints of the Catholic Church. St. Nicholas of Flue, known as 'Brother Klaus,' was a Swiss hermit, mystic, and the patron saint of Switzerland. The Church celebrates St. Nicholas of Flue's feast on 03-21.
Catholic Daily brings you the life of St. Nicholas of Flue as part of our commitment to helping Catholics encounter the saints of the liturgical calendar every morning. Whether you are discovering St. Nicholas of Flue for the first time or deepening a long-standing devotion, this page offers biography, prayers, and practical guidance for honoring this holy patron in your daily life.
Early Life and Calling of St. Nicholas of Flue
St. Nicholas of Flue, known as 'Brother Klaus,' was a Swiss hermit, mystic, and the patron saint of Switzerland. After serving as a soldier, farmer, magistrate, and father of ten children, he received his wife's permission to become a hermit at age 50, living for 20 years in a chapel at Ranft gorge reportedly without any food or drink except the Eucharist. His intervention at the Diet of Stans in 1481 prevented civil war among the Swiss cantons.
The vocation of St. Nicholas of Flue reminds us that holiness is not the exclusive domain of monks and nuns but the universal call of every baptized Christian. The Second Vatican Council's Dogmatic Constitution Lumen Gentium teaches that all the faithful are called to the fullness of Christian life and the perfection of charity — and St. Nicholas of Flue's life is a shining example of that universal call answered with total generosity.
Patron Saint: Switzerland, peace, councilors
St. Nicholas of Flue is honored as the patron saint of Switzerland, peace, councilors. The designation of patron saints is a beautiful expression of the Catholic doctrine of the Communion of Saints — the belief that the saints in heaven are not distant figures from the past but active intercessors who accompany us in our earthly journey.
Those who work in or are associated with Switzerland have traditionally invoked St. Nicholas of Flue's intercession for protection, guidance, and grace in their particular circumstances. The patronage of St. Nicholas of Flue is grounded in the specific details of Flue's life and ministry, which created a lasting bond between this saint and those who share similar callings or needs.
How to Honor St. Nicholas of Flue in Your Daily Life
The Church's tradition offers many beautiful ways to honor St. Nicholas of Flue and seek Flue's intercession:
On the Feast Day (03-21): Attend Mass if possible, as the liturgy on Flue's feast day will often include readings and prayers that illuminate Flue's particular sanctity. Light a candle before an image of St. Nicholas of Flue and spend a few minutes in prayer.
Daily Devotion: Place an image or icon of St. Nicholas of Flue in your home — in your prayer corner, on your desk, or in your car. A simple morning invocation, "St. Flue, pray for us," draws Flue's intercession into your day.
Novena: A nine-day novena to St. Nicholas of Flue can be prayed before the feast day (beginning nine days prior) or at any time of particular need. Many Catholics have reported profound graces through novena prayer.
Study: Read a biography of St. Nicholas of Flue. The lives of the saints are the living commentary on the Gospel — they show us what it looks like to follow Christ in a particular time, culture, and vocation.
Prayer to St. Nicholas of Flue
O glorious St. Nicholas of Flue, whose life was a testament to the love and power of Almighty God, look upon us with mercy from your place before His throne. You who walked the path of holiness with courage and fidelity, intercede for us who struggle in the pilgrimage of faith. Obtain for us from God the graces we most need — especially [state your intention here] — and help us to follow your example of love, courage, and total surrender to God's will. We ask this through Christ our Lord. Amen.
Feast Day Prayer (from the Roman Missal):Lord our God, you have given us St. Nicholas of Flue as a witness to your goodness and mercy. May we who honor Flue's memory imitate Flue's virtues and one day share Flue's joy in your presence. Through our Lord Jesus Christ, your Son, who lives and reigns with you in the unity of the Holy Spirit, God, for ever and ever. Amen.
St. Nicholas of Flue in Art and Catholic Tradition
St. Nicholas of Flue has been depicted in Catholic sacred art for centuries. Traditional iconography of the saints communicates theological truths through visual symbols — a language that transcends words and speaks directly to the heart.
Common symbols associated with St. Nicholas of Flue in Catholic art may include:
- A halo or nimbus, indicating canonized sainthood
- Specific objects or instruments associated with Flue's life or martyrdom
- Liturgical vestments corresponding to Flue's state of life (religious habit, episcopal robes, or lay clothing)
- A palm branch, if St. Nicholas of Flue is a martyr
A lesser-known fact about St. Nicholas of Flue: His claim to have lived without food for 20 years was investigated by civil and church authorities during his lifetime, who posted guards to verify it and found no evidence of deception.
When praying before an image of St. Nicholas of Flue, allow the symbols to draw your attention to the virtues they represent. Sacred art is not decoration but theology made visible — a window through which the heavenly reality shines into our earthly prayer.