Feast Day: January 2

Joint Memorial of two fourth-century Cappadocian Fathers and Doctors of the Church. Saint Basil (d. 379) gave the Church its great Eastern monastic rule; Saint Gregory Nazianzen (d. 389) defended Trinitarian orthodoxy at the Council of Constantinople (USCCB Liturgical Calendar 2026).

Joint Memorial of two fourth-century Cappadocian Fathers and Doctors of the Church. Saint Basil (d. 379) gave the Church its great Eastern monastic rule; Saint Gregory Nazianzen (d. 389) defended Trinitarian orthodoxy at the Council of Constantinople (USCCB Liturgical Calendar 2026).

From the USCCB 2026 Liturgical Calendar.