December
Universal Calendar
Liturgical Calendar
Universal Calendar
| Date | Celebration | Rank |
|---|---|---|
| Date | Celebration | Rank |
| 3 | St Francis Xavier, priest | memorial |
| 4 | St John Damascene, priest, doctor of the Church | |
| 6 | St Nicholas, bishop | |
| 7 | St Ambrose, bishop, doctor of the Church | memorial |
| 8 | The Immaculate Conception of the Virgin Mary | solemnity |
| 9 | St John Diego Cuahtlatoatzin | |
| 11 | St Damasus I, pope | |
| 12 | Our Lady of Guadalupe | |
| 13 | St Lucy, virgin, martyr | memorial |
| 14 | St John of the Cross, priest, doctor of the Church | memorial |
| 21 | St Peter Canisius, priest, doctor of the Church | |
| 23 | St John of Kanty, priest | |
| 25 | The Nativity of the Lord | solemnity |
| 26 | St Stephen, first martyr | feast |
| 27 | St John, apostle, evangelist | feast |
| 28 | The Holy Innocents, martyrs | feast |
| 29 | St Thomas Becket, bishop, martyr | |
| 31 | St Sylvester I, pope | |
| The Holy Family (Sunday within the octave of the Birth of the Lord or, if there is no Sunday within the octave, 30 December) |
feast |
- If no rank is given the celebration is an Optional Memorial.
- The Universal Calendar can be superseded by Regional, National & Diocesan Calendars