A Festival is a type of observance in the Churches of the Anglican Communion, considered to be less significant than a Principal Feast or Principal Holy Day, but more significant than a Lesser Festival or Commemoration. In Common Worship, each Festival is provided with a collect and an indication of liturgical colour.

• 1 January: The Naming and Circumcision of Jesus
• 25 January: The Conversion of Paul
• 19 March: Joseph of Nazareth
• 23 April: George, Martyr, Patron of England
• 25 April: Mark the Evangelist
• 1 May: Philip and James, Apostles
• 14 May: Matthias the Apostle
• 31 May: The Visit of the Blessed Virgin Mary to Elizabeth
• 11 June: Barnabas the Apostle
• 24 June: The Birth of John the Baptist
• 29 June: Peter and Paul, Apostles
• 3 July: Thomas the Apostle
• 22 July: Mary Magdalene
• 25 July: James the Apostle
• 6 August: The Transfiguration of Our Lord
• 15 August: The Blessed Virgin Mary
• 24 August: Bartholomew the Apostle
• 14 September: Holy Cross Day
• 21 September: Matthew, Apostle and Evangelist
• 29 September: Michael and All Angels
• 18 October: Luke the Evangelist
• 28 October: Simon and Jude, Apostles
• 30 November: Andrew the Apostle
• 26 December: Stephen, Deacon, First Martyr
• 27 December: John, Apostle and Evangelist
• 28 December: The Holy Innocents^[1]

• The Baptism of Christ - when the Epiphany is celebrated between 2 and 6 January, on the following Sunday; when the Epiphany is celebrated on 7 or 8 January, on the following Monday
• The Day of Thanksgiving for the Institution of Holy Communion (Corpus Christi) - Thursday after Trinity Sunday (observance optional)
• Christ the King - Sunday next before Advent

The Church of Ireland recognises 32principal festivals.^[2]

• Principal Feast
• Principal Holy Day
• Lesser Festival
• Commemoration (observance)