By Orthodox Reception

Saint Clement of Rome fl. c. 96 · 2 works
Polycarp c. 69–155 · 1 work
Saint Aristides of Athens fl. c. 125 · 2 works
Saint Ignatius of Antioch c. 35–108 · 2 works
Saint Irenaeus of Lyons c. 130–202 · 2 works
Saint Justin Martyr c. 100–165 · 9 works
Saint Papias of Hierapolis c. 60–130 · 1 work
Saint Cyprian of Carthage c. 210–258 · 2 works
Saint Dionysius of Alexandria d. c. 265 · 4 works
Saint Gregory Thaumaturgus c. 213–270 · 2 works
Saint Hippolytus of Rome c. 170–235 · 2 works
Saint Ambrose of Milan c. 339–397 · 9 works
Saint Athanasius of Alexandria c. 296–373 · 19 works
Saint Basil the Great c. 330–379 · 3 works
Saint Cyril of Jerusalem c. 313–386 · 1 work
Saint Ephraim the Syrian c. 306–373 · 1 work
Saint Gregory of Nazianzus c. 329–390 · 2 works
Saint Gregory of Nyssa c. 335–395 · 16 works
Saint Methodius of Olympus d. c. 311 · 8 works
Saint Cyril of Alexandria c. 376–444 · 2 works
Saint John Cassian c. 360–435 · 2 works
Saint John Chrysostom c. 347–407 · 27 works
Saint Leo the Great c. 400–461 · 1 work
Saint Vincent of Lérins d. c. 445 · 1 work
Saint Gregory the Great c. 540–604 · 2 works
Saint John of Damascus c. 675–749 · 1 work
Saint Theophylact of Ohrid c. 1055–1107 · 29 works
Saint Nektarios of Aegina 1846–1920 · 2 works St. Nektarios of Aegina (glorified 1961).
Saint Theophan the Recluse 1815–1894 · 2 works St. Theophan the Recluse (glorified 1988).

Blessed Augustine of Hippo 354–430 · 50 works Venerated as 'Blessed Augustine'; some of his teachings are critiqued in the East.
Blessed Jerome c. 347–420 · 10 works Venerated as 'Blessed Jerome'.
Blessed Theodoret of Cyrus c. 393–458 · 2 works Reconciled at Chalcedon; certain anti-Cyrilline writings were condemned in the Three Chapters.

Athenagoras of Athens fl. c. 175 · 2 works Dates approximate; biographical details are sparse and partly drawn from late, uncertain sources.
Clement of Alexandria c. 150–215 · 4 works Esteemed teacher; not formally numbered among the saints.
Fragments of the Second & Third Centuries 2nd–3rd c. · 11 works Fragments of various early writers.
Arnobius of Sicca d. c. 330 · 1 work Latin (Western) apologist, not an Orthodox/Eastern Father; included for early-Christian context.
Eusebius of Caesarea c. 260–340 · 2 works Father of Church History; his Arian sympathies kept him from canonization.
Lactantius c. 250–325 · 5 works A pre-Nicene Latin apologist; honored as a Church Father though not formally canonized as a saint.
Salaminius Hermias Sozomen c. 400–450 · 1 work Surviving text ends c. 425; dates are approximate.
Socrates Scholasticus c. 380–439 · 1 work Dates approximate; little is known of his life beyond what his own work reveals.
Sulpicius Severus c. 363–425 · 3 works Dates approximate; sometimes confused with the later St Sulpicius Severus, bishop of Bourges (d. 591).
St. Sebastian Dabović 1863–1940 · 2 works First American-born Orthodox priest; cause for glorification open.

The Seven Ecumenical Councils 325–787 · 16 works A council collection, not a person; the same seven are received by both Orthodox and Roman Catholic churches.
The Orthodox Church Byzantine rite · 1 work Texts follow Hapgood's 1906 English translation from Church-Slavonic, collated with the Greek service books.

Anonymous late 1st c. · 1 work Anonymous early Christian text (not a person); dating debated, commonly late 1st century.
Diognetus 2nd c. · 1 work The work is anonymous; its traditional attribution to Justin Martyr is rejected by scholars.
The Epistle of Barnabas late 1st–2nd c. · 1 work Anonymous text; attribution to Barnabas the companion of Paul is traditional and doubted by scholars.
The Shepherd of Hermas 2nd c. · 3 works The tradition numbering Hermas among the Seventy is Eastern; many scholars date the work to c. 140–155.

Tatian the Assyrian c. 120–180 · 3 works Apologist who later founded the Encratite sect.
Novatian of Rome c. 200–258 · 2 works Schismatic antipope (rival bishop of Rome, 251); orthodox on the Trinity but founder of the Novatianist schism.
Origen of Alexandria c. 185–253 · 5 works Hugely influential, but anathematized at the Fifth Ecumenical Council on certain teachings.
Tertullian c. 155–220 · 32 works Foundational Latin theologian who lapsed into Montanism.

Apocrypha & Pseudepigrapha 1st–4th c. · 45 works Non-canonical early Christian writings; not Holy Scripture. Diverse dates, authorship, and orthodoxy.
Pseudo-Clement 3rd–4th c. · 2 works Pseudonymous works falsely ascribed to St Clement of Rome; not by him.
The Apostolic Constitutions & Liturgies c. 380 · 4 works Describes a collection/genre, not a single author; attributions are pseudonymous.
The Pseudo-Isidorian Decretals 9th c. · 7 works "Isidore Mercator" is a pseudonym; the collection is a 9th-century forgery, not the work of St. Isidore of Seville.

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