Feast of the Circumcision of Christ of Jesus. Pope John XXIII's 1960 rubrical and calendrical revision called 1 January simply the Octave of the Nativity. (This 1960 calendar was incorporated into the 1962 Roman Missal, whose continued use is authorized by the motu proprio "Summorum Pontificum".) The 1969 revision states: "1 January, the Octave Day of the Nativity of the Lord, is the Solemnity of Mary, the Holy Mother of God, and also the commemoration of the conferral of the Most Holy Name of Jesus." The Anglican communion's "Book of Common Prayer" liturgy celebrates this day as the Circumcision of Christ. Since 2000, the "Common Worship"
General Roman Calendar General Roman Calendar The General Roman Calendar is the liturgical calendar that indicates the dates of celebrations of saints and mysteries of the Lord (Jesus Christ) in the Roman Rite, wherever this liturgical rite is in use. These celebrations are a fixed annual date; or occur on a particular day of the week (examples are the Baptism of the Lord in January and the Feast of Christ the King in November); or relate to the date of Easter (examples are the celebrations of the Sacred Heart of Jesus and the Immaculate Heart of Mary). National and diocesan liturgical calendars, including