ChristianFeast Day:

Altmann of Passau, Cyriacus, Dominic de Guzmán, founder of theDominican Order., Four Crowned Martyrs, Largus, Mary MacKillop, Saint Smaragdus(and companions), Severus of Vienne, August 8 (Eastern Orthodox liturgics)

A liturgical commemoration of several Christian saints and martyrs observed on August 8.
This feast brings together the remembrance of Altmann of Passau, Cyriacus, Dominic de Guzmán (founder of the Dominican Order), the Four Crowned Martyrs, Largus, Mary MacKillop (Australia's first saint), Saint Smaragdus and companions, and Severus of Vienne. Churches around the world, particularly in Catholic and Eastern Orthodox traditions, honour these figures with special masses, prayers, and hymns. Each saint's story reflects dedication, faith, and sacrifice from the early centuries of Christianity through modern times. The day offers believers an opportunity to reflect on diverse examples of holiness and service. Communities may hold processions, readings of hagiographies, and charitable acts in the saints' names.
Feast Day Altmann of Passau Cyriacus Dominic de Guzmán Dominican Order Four Crowned Martyrs Largus Mary MacKillop Saint Smaragdus Severus of Vienne August 8 (Eastern Orthodox liturgics)

Altmann of Passau

Feast day honoring Saint Altmann, the 11th-century Bishop of Passau known for monastic reforms.
Saint Altmann served as Bishop of Passau from 1065 until his death in 1091, championing church autonomy and monastic renewal. He founded several Benedictine monasteries and reformed clergy education, earning respect across the Holy Roman Empire. His feast on August 8 is observed in parts of Bavaria with special masses and veneration of relics. The day commemorates his commitment to spiritual discipline and the revival of religious life in medieval Germany. Pilgrims and local faithful visit historic churches in Passau to honor his legacy and seek intercession.
Altmann of Passau

Cyriacus

Feast day commemorating Saint Cyriacus, a Christian martyr venerated on August 8.
Saint Cyriacus was a deacon martyred in Rome around 303 AD for refusing to renounce his faith during Diocletian's persecution. He is invoked as the patron saint of weavers and participants in liturgical services name him in prayer for courage. Churches celebrate his feast with readings from hagiographies, music, and intercessory prayers. Devotion to Cyriacus spread across Europe in the Middle Ages, and his relics are preserved in various cathedrals. The observance on August 8 honors his steadfastness and inspires faithful to uphold convictions under trial.
Cyriacus

Dominic de Guzmán, founder of theDominican Order.

Feast day of Saint Dominic de Guzmán, who founded the Dominican Order in the early 13th century.
Saint Dominic de Guzmán was born in 1170 in Castile, Spain. He devoted his life to preaching and combating heresy. In 1216, he established the Order of Preachers, later known as the Dominicans. The Dominican Order became renowned for its scholarship, teaching, and missionary work across Europe. Dominicans contributed significantly to theology and education in medieval universities. August 8 marks his feast day, celebrating his enduring legacy of faith, learning, and service.
Dominic de Guzmán Dominican Order

Four Crowned Martyrs

Feast day commemorating the Four Crowned Martyrs, early Christian sculptors who refused to worship pagan deities.
According to tradition, these four unknown sculptors lived during the early 4th century under Roman Emperor Diocletian. They refused to carve a pagan statue and were condemned to death. They became venerated as patrons of stoneworkers and sculptors. Their feast day honors courage and fidelity to faith. Over centuries, devotion spread through Europe and churches and guilds adopted them. August 8 invites reflection on artistic freedom and spiritual conviction.
Four Crowned Martyrs

Largus

Feast day of Saint Largus, venerated as an early Christian martyr.
Largus

Mary MacKillop

Feast of Saint Mary MacKillop, Australia's first canonized saint and co-founder of the Sisters of Saint Joseph.
Born in 1842 in Melbourne, Mary MacKillop dedicated her life to educating the poor in rural Australia. In 1866, she co-founded the Sisters of Saint Joseph of the Sacred Heart to serve marginalized communities. The order established schools, orphanages, and social services across Australia and New Zealand. Despite challenges and a temporary excommunication, her resilience and compassion inspired many. Canonized in 2010, she remains a symbol of faith and charitable service. August 8 celebrates her pioneering spirit and lasting impact on education and social welfare.
Mary MacKillop

Saint Smaragdus(and companions)

Feast day of Saint Smaragdus and his companions, revered as early Christian martyrs.
Tradition holds that Saint Smaragdus and his fellow believers faced persecution for their faith during the early centuries of Christianity. While historical records are scarce, their sacrifice became a powerful testament to unwavering devotion. Their collective memory is preserved in liturgical calendars and local veneration. Pilgrims and faithful honor their example of courage and unity. August 8 invites reflection on communal faith and the legacy of those who stood firm in adversity.
Saint Smaragdus

Severus of Vienne

Feast day of Saint Severus of Vienne, an early bishop and evangelist in Gaul.
Saint Severus of Vienne served as a bishop in the Lyon region during the 5th century. He is remembered for evangelizing rural communities and strengthening Christian practices after the decline of Roman authority. Local tradition credits him with founding churches and fostering spiritual education. Although few contemporary sources survive, his legacy endures in the diocese of Vienne. August 8 commemorates his pastoral leadership and missionary zeal.
Severus of Vienne

August 8 (Eastern Orthodox liturgics)

Observance of various saints and feasts according to the Eastern Orthodox liturgical calendar.
On August 8, the Eastern Orthodox Church commemorates a range of saints, martyrs, and sacred events drawn from centuries of tradition. The day’s liturgical readings and hymns may vary by jurisdiction and local custom. Common remembrances include early martyrs, hierarchs, and notable monastic figures. Faithful participate in services featuring special prayers, canons, and veneration of icons. This observance reflects the depth of Orthodox spirituality and the continuity of faith across generations. August 8 in the Orthodox calendar invites believers into a rhythm of prayer and remembrance.
August 8 (Eastern Orthodox liturgics)