Christian feast day: Our Lady of the Miraculous Medal (Roman Catholic)

The Miraculous Medal, also known as the Medal of Our Lady of Graces or the Medal of the Immaculate Conception, is a devotional medal, the design of which was originated by Catherine Labouré following her apparitions of the Blessed Virgin Mary in the Chapel of Our Lady of the Miraculous Medal of Paris, France.

The Catholic Church, also known as the Roman Catholic Church, is the largest Christian church, with 1.27 to 1.41 billion baptized Catholics worldwide as of 2025. It is among the world's oldest and largest international institutions and has played a prominent role in the history and development of Western civilization. The Church consists of 24 sui iuris (autonomous) churches, including the Latin Church and 23 Eastern Catholic Churches, which comprise almost 3,500 dioceses and eparchies around the world, each overseen by one or more bishops. The pope, who is the bishop of Rome, is the chief pastor of the church.