Feast Day: December 12
Feast in the United States of Our Lady of Guadalupe, commemorating the apparitions of the Blessed Virgin Mary to Saint Juan Diego at Tepeyac in 1531. Patroness of the Americas, declared by Pope Pius XII in 1945 (USCCB Liturgical Calendar 2026).
Saints Commemorated on December 12
From the USCCB 2026 Liturgical Calendar.