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Optional Memorial · June 27

Saint Cyril of Alexandria, Bishop and Doctor of the Church

Saint Cyril of Alexandria, Bishop and Doctor of the Church, is commemorated on June 27, honoring his pivotal role in early Christian theology and his defense of the title 'Theotokos' for the Blessed Virgin Mary.

WhiteOptional_memorial Sat, June 27, 2026
Saint Cyril of Alexandria, Bishop and Doctor of the Church
What & why

Understanding Saint Cyril's Feast

Saint Cyril of Alexandria, born around 376 AD, served as the Patriarch of Alexandria from 412 to 444 AD. He is renowned for his theological writings and his vigorous defense of the doctrine of the Incarnation, particularly his role in affirming the title 'Theotokos' (God-bearer) for the Virgin Mary during the Council of Ephesus in 431 AD. This title emphasizes the unity of Christ's divine and human natures, a cornerstone of Christian belief.

His feast day on June 27 aligns with the date of his death, as recognized by the Catholic Church. This day serves as an opportunity for the faithful to honor his contributions to the Church and to reflect on the significance of sound doctrine in the life of the believer.

History

Life and Legacy of Saint Cyril

Saint Cyril was born into a Christian family in Alexandria, Egypt. He succeeded his uncle, Theophilus, as Patriarch in 412 AD. Throughout his tenure, Cyril was deeply involved in theological disputes, notably opposing Nestorius, the Patriarch of Constantinople, whose teachings threatened the unity of Christ's divine and human natures. Cyril's steadfast defense of orthodox Christology was instrumental in the Church's condemnation of Nestorianism as heretical.

Beyond his theological endeavors, Cyril's leadership extended to pastoral care and ecclesiastical governance. He was a prolific writer, producing numerous commentaries on Scripture and theological treatises that continue to influence Christian thought. His canonization as a Doctor of the Church in 1882 by Pope Leo XIII acknowledges his profound impact on Christian theology and doctrine.

"Theotokos"—Saint Cyril of Alexandria

— Saint Cyril of Alexandria

And the Word became flesh and dwelt among us.

John 1:14
In sacred art

Symbols & iconography

  • BookRepresents Saint Cyril's extensive theological writings.
  • PenSymbolizes his role as a prolific writer and theologian.
  • ScrollDenotes his scholarly contributions to Christian doctrine.
Living the feast

Customs & traditions

  • Attend Mass

    Participate in the Eucharistic celebration to honor Saint Cyril's contributions to the Church.

  • Read His Writings

    Explore selections from Saint Cyril's theological works to deepen understanding of his teachings.

  • Reflect on Doctrine

    Engage in family discussions about the significance of sound doctrine in the Christian faith.

Pray & worship

Prayers & readings

Why this date

About this date

The celebration falls on June 27, the date of Saint Cyril's death in 444 AD, as recognized by the Catholic Church.

Questions

Frequently asked

Why is Saint Cyril's feast day celebrated on June 27?

June 27 marks the date of Saint Cyril's death in 444 AD, as recognized by the Catholic Church.

What does 'Theotokos' mean?

'Theotokos' is a Greek term meaning 'God-bearer,' affirming the Virgin Mary's role as the mother of Jesus Christ.

What is the significance of Saint Cyril's writings?

Saint Cyril's writings were instrumental in defining the nature of Christ and affirming the title 'Theotokos' for the Virgin Mary.

Pray it as a household

Bring the feast into your family’s day

Solua walks your family through the day’s prayer together — a few unhurried minutes, shaped by the season.

Pray Together
Saint Cyril of Alexandria, Bishop and Doctor of the ChurchOptional_memorial · Sat, June 27, 2026