March 16 (Eastern Orthodox liturgics)
- Eastern Orthodox liturgical calendar - March 17
All fixed commemorations below are observed on March 29 by Orthodox Churches on the Old Calendar.
For March 16th, Orthodox Churches on the Old Calendar commemorate the Saints listed on March 3.Saints
- Apostle Aristobulus of the Seventy, Bishop of Britain
- Hieromartyr Alexander I, Pope of Rome
- Hieromartyrs Eventius and Theodoulus, Presbyters of the Church of Rome, martyred alongside Pope Alexander of Rome
- Holy Ten Martyrs of Phoenicia, by the sword.
- Martyr Sabinus of Hermopolis, Egypt
- Hieromartyrs Trophimus and Thalus, Priests of Laodicea
- Martyr Papas of Lycaonia
- Martyr Julian of Anazarbus, in Cilicia
- Venerable Aninas of Mesopotamia the Wonderworker.
- Hieromartyr Romanos, at Parium on the Hellespont.
Pre-Schism Western saints
- Martyrs Hilary of Aquileia and Tatian the Deacon, with Felix, Largus and Denis, under Numerian
- Saint Agapitus, Bishop of Ravenna
- Saint Finian Lobhar, Abbot of Swords Abbey near Dublin
- Saint Abbán of Kilabban, Ireland
- Saint Eusebia, Abbess at Hamay-les-Marchiennes near Arras, France
- Saint Dentlin, child-saint, considered a confessor of the faith
- Venerable John of Rufiana, ascetic of the Monasterium Rufianense, near Astorga, Spain.
- Saint Megingold von Rothenburg, Bishop of Würzburg
- Saint Gregory Makar, a monk who was elected Bishop of Nicopolis in Armenia, then fled to France and settled as a hermit in Pithiviers near Orleans
- Saint Heribert of Cologne, Archbishop of Cologne
Post-Schism Orthodox saints
- Venerable
- Venerable Pimen of Salosi, Fool-for-Christ, Enlightener of the Dagestani, and his companion Anthony of Meskhi, Georgia, the Censurer of Kings
- New Monk-martyr Malachi of Rhodes, who suffered at Jerusalem
- Saint Serapion of Novgorod, Archbishop of Novgorod
- Saint Ambrose the Confessor, Catholicos-Patriarch of All Georgia
- Venerable Eutropia of Kherson, clairvoyant
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