Dedicated to the Holy Name of Jesus
- January 1
- God, The Eternal Father
- Feast of the Circumcision of Our Lord, Jesus Christ
- January 2
- Feast of The Holy Name of Jesus
- St. Abel the Just (Gen. iv.)
- January 3
- St. Genevieve, Virgin
- January 4
- St. Elizabeth Ann Seton
- January 5
- Pope St. Telesphorus, Martyr
- St. Simeon Stylites
- January 6
- The Epiphany of Our Lord, Jesus Christ
- SS. Caspar, Melchior, and Baltassar, Kings and Martyrs
- January 7
- The Return of The Holy Family From Egypt
- January 8
- Our Lady of Prompt Succor
- St. Apollinaris the Apologist
- January 9
- SS. Julian and Basilissa
- January 10
- St. Nicanor, Deacon
- St. Agatho
- January 11
- Pope St. Hyginus I
- St. Theodosius, Abbot
- January 12
- St. Benedict Biscop, Abbot
- St. Margaret Bourgeoys, Foundress
- January 13
- The Baptism of Our Lord, Jesus Christ
- January 14
- St. Malachias the Minor Prophet
- St. Hillary of Poitiers
- St. Felix of Nola, Martyr
- January 15
- SS. Micheas and Habacuc the Minor Prophets
- St. Paul the Hermit
- St. Maurus, Benedictine Monk
- January 16
- Pope St. Marcellus I, Martyr
- The Five Franciscan Protomartyrs
- January 17
- Our Lady of Pontmain
- St. Anthony of the Desert, Hermit
- January 18
- The Chair of St. Peter at Rome
- St. Prisca, Virgin and Martyr
- January 19
- SS. Marius, Martha, Audifax, and Abachum, Martyrs
- St. Canute, King
- January 20
- Pope St. Fabian I
- St. Sebastian, Martyr
- January 21
- St. Agnes, Martyr
- January 22
- SS. Vincent of Saragossa and Anastasius, Martyrs
- January 23
- The Espousal of the Blessed Virgin Mary to St. Joseph
- St. Parmenas, Deacon
- January 24
- St. Timothy, Bishop and Martyr
- January 25
- The Conversion of St. Paul the Apostle
- January 26
- St. Polycarp, Martyr
- St. Paula
- January 27
- St. John Chrysostom, Doctor of the Church
- St. Julian of Le Mans, France
- January 28
- St. Peter Nolasco
- January 29
- St. Francis de Sales, Bishop
- January 30
- St. Martina, Martyr
- January 31
- St. John Bosco, Founder
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