Feast Day: August 5
Weekday with the Optional Memorial of the Dedication of the Basilica of Saint Mary Major in Rome, the principal Marian basilica of the West, dedicated by Pope Sixtus III in the 5th century after the Council of Ephesus (USCCB Liturgical Calendar 2026).
Saints Commemorated on August 5
From the USCCB 2026 Liturgical Calendar.