June 3 - Eastern Orthodox Church calendar - June 5

All fixed commemorations below celebrated on June 17 by Orthodox Churches on the Old Calendar.^{[note 1]}

For June 4th, Orthodox Churches on the Old Calendar commemorate the Saints listed on May 22.

• Saints Mary and Martha, sisters of Saint Lazarus (1st century)^{[1][2][3][4][note 2]}
• Hieromartyr Astius, Bishop of Dyrrachium in Macedonia (2nd century)^[1][5][6][7]
• Saint Titus, Bishop of Byzantium (3rd century)^[1][5]
• Holy Martyrs of Niculitsel, Romania (320):^{[1][5][8][9][note 3]}

• Hieromartyr Apotacius and Martyrs Zoticus, Atallus, Camasius, Philip, and 31 others, including:
• Eutychius, Quirinus, Julia, Saturninus, Ninita, Fortunio, Gaddanus, and Amasus, beheaded at Noviodunum (Niculitel), in Scythia Minor.^[10]

• Saint Metrophanes of Byzantium, first Archbishop of Constantinople (c. 326)^{[1][3][11][12][13][note 4]}
• Venerable Alonius of Scetis in Egypt (5th century)^{[1][3][5][15]}
• Saint Zosimas of Cilicia, Bishop of Babylon in Egypt (6th century)^{[1][5][7][16]}
• Monk-martyr John, Abbot, of Monagria Monastery, in Cyprus (761)^{[1][3][5][17][note 5]}
• Venerable Sophia of Ainos, Thrace, Mother of Orphans (10th-11th centuries)^{[1][3][18][19]}

• Saint Clateus, one of the earliest Bishops of Brescia in Italy, martyred under Nero (c. 64)^[14][20][21]
• Martyrs Frontasius, Severinus, Severian, and Silanus, of Gaul (1st century)^{[1][5][7][22]}
• Martyr Concordius of Spoleto (c. 175)^{[1][5][7][23]}
• Martyrs Aretius (Arecius, Aregius) and Dacian, in Rome.^{[14][21][24][note 6]}
• Saint Saturnina, a virgin-martyr from Germany murdered near Arras in France.^[14][21]
• Saint Quirinus, a martyr in Tivoli near Rome.^[14][21]
• Saint Quirinus of Sescia, Bishop of Siscia (Sisak or Seseg), now in Croatia (308)^{[21][25][note 7][note 8]}
• Saint Rutilus and Companions, martyrs at Sabaria (Sabar) in Pannonia, now Hungary.^[14][21]
• Saint Optatus, Bishop of Milevum in Numidia (376)^{[1][5][14][21][note 9][note 10]}
• Venerable Nennocha (Ninnoca, Nennoc, Gwengustle), a holy virgin from Britain who followed St Germanus to France, becoming an abbess in Brittany at Ploërmel or Pleumeur-Gautier (c. 467)^{[21][27][28][note 11][note 12][note 13]}
• Venerable Breaca, a disciple of St Brigid who crossed from Ireland to Cornwall (c. 460) with several companions (5th-6th centuries)^{[21][32][note 14]}
• Venerable Petroc (Petrock, Pedrog, Perreux), Abbot, in Cornwall (c. 594)^{[1][5][21][30][34][35][note 15]}
• Saints Croidan, Medan and Degan, three disciples of St Petroc in Cornwall (6th century)^[21][36]
• Saint Buriana, born in Ireland, she lived as an anchoress in Cornwall (6th century)^{[21][note 16]}
• Saint Eadfrith of Lindisfarne (Edfrith), Bishop of Lindisfarne in England after St Edbert, he illuminated the Lindisfarne Gospels in honour of St Cuthbert (721)^[21][37]
• Saint Alexander, Bishop of Verona in Italy (8th century)^[14][21]
• Saint Aldegrin (Adalgrin), a noble who became a monk near Cluny in France (939)^[21]
• Saint Elsiar, a monk at Saint-Savin Abbey in Lavedan in France (c. 1050)^[21]

• Saint Metrophanes of Radonezh, elder and abbot (14th century)^[38][39]
• Venerable Methodius, founder of Peshnosha Monastery, Moscow, disciple of St. Sergius of Radonezh (1392)^{[1][5][7][40][41][note 17]}
• Saint Martirius, archbishop of Novgorod (1199)^[42]
• Saints Eleazar and Nazarius, Wonderworkers, of Olonets (15th century)^{[1][5][43][note 18]}

• Repose of Hieromonk Bartholomew of Neamts and Svir (1864)^[1]
• Repose of the righteous sisters Vera (June 4) and Lyubov (June 8), foundresses of the Shamordino Convent (1883)^[1]
• Uncovering of the relics (1999) of New Hieromartyr Peter (Zverev), Archbishop of Voronezh and Zadonsk (1929)^{[7][44][note 19]}

• Saints Mary and Martha, sisters of St. Lazarus
• Myrrh-Bearing women, including saints Mary and Martha.
• St. Optatus, Bishop of Milevum in Numidia.
• Venerable Nennocha (Nennoc, Ninnoc).
• St Breage's Church, Breage.
• Venerable Petroc, Abbot, in Cornwall.
• Incipit of the Gospel of Matthew from the Lindisfarne Gospels, an illuminated manuscript said to have been created by Eadfrith.
• New Hieromartyr Đorđe Bogić, protopresbyter, killed by Ustashas.
• New Hieromartyr Ioannicius (Lipovac), Metropolitan of Montenegro and the Littoral.
• New Hieromartyr Peter (Zverev), Archbishop of Voronezh and Zadonsk.