January 30 - Eastern Orthodox liturgical calendar - February 1

All fixed commemorations below are observed on February 13 by Eastern Orthodox Churches on the Old Calendar.^{[note 1]}

For January 31st, Orthodox Churches on the Old Calendar commemorate the Saints listed on January 18.

• Martyr Tryphaena of Cyzicus (1st century)^[1][2][3][4]
• Martyrs Victorinus, Victor, Nicephorus, Claudius, Diodorus, Serapion, and Papias, at Corinth (251 or 258)^[1][3][5][6]
• Holy Wonderworkers and Unmercenaries Cyrus and John,^[7][8] and Martyrs Athanasia and her daughters Theoctista, Theodota, and Eudoxia, at Canopus in Egypt (311)^{[1][3][9][10]}
• Martyrs Saturninus, Thyrsus and Victor, at Alexandria.^[11]
• Martyrs Tharsicius, Zoticus, Cyriacus, and their companions, at Alexandaria.^[12]
• Saint Julius of Aegina (Julius of Novara), missionary priest to northern Italy (401)^{[13][14][note 2]}
• Saint Athanasius, Bishop of Methone (ca. 880)^{[1][16][note 3]}

• Saint Geminian of Modena, Deacon and later successor of the Bishop of Modena (348)^{[15][note 4]}
• Saint Marcella of Rome (410)^{[1][14][15][16][note 5]}
• Saint Madoes (Madianus), a saint who has left his name to a place in the Carse of Gowrie in Scotland.^[15]
• Saint Áedan (Maedoc), first Bishop of Ferns in Co. Wexford in Ireland, where he also founded and became abbot of a monastery (626)^{[15][note 6]}
• Saint Adamnan (Adomnán), born in Ireland, he became a monk at Coldingham Priory, now in Scotland (681)^[15]
• Saint Wilgils, father of St Willibrord, born in Northumbria in England, he settled on the banks of the River Humber and lived as a hermit (c. 700)^[15][17]
• Saint Bobinus, monk at Moutier-la-Celle. Later he became Bishop of Troyes (c. 766)^[15]
• Saint Ulphia (Wulfia, Olfe, Wulfe), hermitess near Amiens in France (8th century)^[15]
• Saint Eusebius, monk at St Gall in Switzerland and later lived as a hermit on Mt St Victor in the Vorarlberg (884)^{[15][note 7]}
• Saint John Angelus, born in Venice in Italy, he became a monk at Pomposa (c. 1050)^[15]

• Venerable Nikita, recluse of the Kiev Caves, Bishop of Novgorod (1108)^[1][18][19]
• Venerable Pachomius, abbot of Keno Lake Monastery (1525)^[16] (see also May 15)
• New Monk-martyr Elias (Ardunis) of Mt. Athos and Kalamata (1686)^{[1][3][20][note 8]}
• Saint Arsenius the New, of Paros (1877)^{[1][16][21][22]}

• Synaxis of the Icon of the Most Holy Theotokos Koroniotissa or Dakryrroousis, at Lixouri, Cephalonia (1867)^[23]
• Repose of Eugene Poselyanin (Pogozhev), spiritual writer (1931)^[1]
• Repose of Elder Codratus (Condratus) of Karakalou monastery, Mt. Athos (1940)^[1]
• Repose of Hieroschemamonk Stephen (Ignatenko) of Kislovodsk (1973)^[1]
• Martyrdom of Paul (de Ballester-Convallier), Bishop of Nazianzus, in Mexico City (1984)^[24]

• Martyr Tryphaena of Cyzicus.
• Holy Wonderworkers and Unmercenaries Cyrus and John.
• Relics of Saint Julius of Aegina (Julius of Novara).
• St. Saint Geminian of Modena.
• Saint Áedan (Maedoc), stained glass window in Enniscorthy Cathedral.
• Bas relief of Ulphia in a chapel at the cathedral of Amiens.
• Venerable Nikita of Novgorod.
• Monument to Bp. Paul of Nazianzus in Naucalpan, Mexico.