July 13 - Eastern Orthodox Church calendar - July 15
All fixed commemorations below are celebrated on July 27 by Old Calendar.
For July 14th, Orthodox Churches on the Old Calendar commemorate the Saints listed on July 1.
Apostle Aquila of the Seventy (1st century), and St. Priscilla (1st century) (see also: February 13, July 8)
Martyr Justus, a soldier martyred in Rome (1st century)
Saint Heraclius, Patriarch of Alexandria, first called by the term "Pope" (246)
Martyr Heraclius, clubbed to death.
Saint Onesimus of Magnesia, Monk and Wonderworker of Caesarea in Palestine (c. 284-305)
Martyrs Aquila and Hilary, by stoning.
Martyr Peter the New, Bishop of Crete.
Venerable Ellius (Hellius) of Egypt (4th century)
Saint Joseph the Confessor (Joseph I the Studite), Archbishop of Thessalonica (832)
New Martyr John of Merv, Turkmenistan (early 11th century)
Saint Felix of Como, the first Bishop of Como in Italy, he was a friend of St Ambrose (c. 390)
Saint Idus of Leinster, baptised by St Patrick, he became Bishop of Alt-Fadha in Leinster, Ireland (5th century)
Saint Optatian (Ottaziano), Bishop of Brescia in Italy c. 451-505 (c. 505)
Saint Deusdedit of Canterbury, the first Englishman to become Archbishop of Canterbury, succeeding St Honorius in 655 (664)
Saint Marcellinus (Marchelm, Marculf), Priest, of Utrecht (c. 762)