The Armenian Apostolic Tradition

The Armenian Apostolic Church takes its name and its self-understanding from the tradition that it was founded by two of the Twelve — the apostles Thaddaeus and Bartholomew, honored together as the “First Illuminators” of Armenia. This file sets out that twofold apostolic tradition, its relation to the later national conversion under St. Gregory the Illuminator, and — as a neutral, dated fact — the Oriental Orthodox (non-Chalcedonian) status of the Armenian Church.

Tradition: Pan-Orthodox (Apostle)

The Two Apostles of Armenia

The Armenian tradition names not one apostle but two as the founders of its Church: Thaddaeus and Bartholomew. Thaddaeus (in the Armenian tradition associated with the apostle of the Edessa legend and the conversion of King Abgar, and distinguished in that tradition from the Thaddaeus of the Twelve in various ways) is held to have come first, in the reign of King Sanatruk, and to have been martyred in the southern district of Artaz; Bartholomew followed, preaching in the region of Vaspurakan and meeting his own martyrdom at Albanopolis (see The Enlightener of Armenia). The two are venerated jointly as the apostolic fathers of the Armenian Church, and from their preaching the Church derives the title by which it is most properly known: the Armenian Apostolic Church (Hayastaneayts Aṛakʻelakan Ekełetsʻi) — “Apostolic” precisely because of its claim to direct apostolic foundation (Moses of Khorene, History of the Armenians, trans. Thomson 1978; the standard accounts of the Armenian Church’s apostolic self-designation).

The pairing of Bartholomew with another apostle is, it may be noted, a recurring feature of his tradition: in the Gospel lists he is paired with Philip (see The Companion of Philip), and in the Armenian tradition with Thaddaeus. In both cases the apostle is remembered as a companion in mission rather than as a solitary figure.

The Apostolic Seed and the National Harvest

The apostolic foundation by Thaddaeus and Bartholomew is understood, in the Armenian tradition, as the seed of which the great national conversion was the harvest. That conversion came in the early fourth century through St. Gregory the Illuminator (Grigor Lusavorichʻ), who, after long imprisonment, converted King Trdat (Tiridates III) and with him the Armenian kingdom — by the traditional date around the year 301, which gives Armenia its claim to be the first state to adopt Christianity officially. Gregory is the Lusavorichʻ, “the Illuminator,” in the fullest sense, the founder of the organized Armenian Church and ancestor of its early catholicoi; the apostles Bartholomew and Thaddaeus are the first illuminators whose apostolic preaching prepared the ground (Agathangelos, History of the Armenians, trans. Thomson 1976; the date of the conversion is itself debated, with scholars proposing c. 301 or somewhat later, c. 314).

The historical relation between the apostolic and the Gregorian foundations is, like much in this early period, a matter where tradition outruns documentation. [Disputed: the apostolic foundation of the Armenian Church by Bartholomew and Thaddaeus is the Church's own ancient tradition (Moses of Khorene; Armenian liturgical and historiographical tradition), but it is attested in sources later than the apostolic age, and critical historians treat the apostolic-foundation narratives as traditional rather than independently documented, while the fourth-century conversion under Gregory the Illuminator and King Trdat rests on firmer (though still debated) ground. The traditional date of that conversion is c. 301; some scholars argue for c. 314. The apostolic tradition is reported here as the received foundation-narrative of the Armenian Church, pinned to its sources, not certified as documented history.]

A Neutral, Dated Note on Communion

Honesty about the apostle’s ecclesial legacy requires a plain, dated, and non-polemical statement, made in accordance with the repository’s methodology on sensitive ecclesial questions (METHODOLOGY §4). The Armenian Apostolic Church belongs to the family of the Oriental Orthodox Churches — those Churches (Armenian, Coptic, Syriac, Ethiopian, Eritrean, Malankara) that did not accept the definition of the Council of Chalcedon (451) and are accordingly called non-Chalcedonian. Because of that fifth-century Christological division, the Armenian Apostolic Church is not, as of 2026, in sacramental communion with the Eastern Orthodox Church, the communion to which this reference repository belongs.

This is recorded as a neutral fact of ecclesial history. It is set down without polemic and without prejudice to the Armenian Church’s ancient dignity: the Armenian Apostolic Church is one of the oldest Christian Churches in the world, a Church of the martyrs, the bearer of a magnificent liturgical, theological, and artistic patrimony, and the keeper of a genuine apostolic tradition reaching — by its own ancient memory — to two of the Twelve. The modern theological dialogue between the Eastern Orthodox and Oriental Orthodox families (notably the agreed statements of the late twentieth century) has found a large measure of Christological convergence, even as full communion has not, as of 2026, been restored. The Christological question itself — the meaning of the Chalcedonian definition and the non-Chalcedonian position — is a matter of dogmatic theology, treated in its proper place and not in the biography of an apostle whom both communions venerate (see Orthodoxy: Christology).

The Apostle Venerated by Both

The fitting conclusion is that Bartholomew is venerated as a founding apostle by the Armenian Apostolic Church and honored among the Twelve by the Eastern Orthodox Church alike. The Eastern Orthodox commemorate him on June 11, keep the translation of his relics on August 25, and number him in the Synaxis of the Twelve on June 30 (see The Feasts); the Armenian Church keeps him as a First Illuminator. The apostle thus stands, in his veneration, on both sides of a division he long predates — a reminder that the saints of the apostolic age belong to the whole Church that confesses Christ, whatever the later fractures of its communion.

See Also

References

  • Moses of Khorene (Movsēs Khorenatsʻi). History of the Armenians. Trans. Robert W. Thomson. Cambridge, MA: Harvard University Press, 1978.
  • Agathangelos. History of the Armenians. Trans. Robert W. Thomson. Albany: State University of New York Press, 1976.
  • The Council of Chalcedon (451), Definition of Faith.
  • Hacikyan, Agop J., et al., eds. The Heritage of Armenian Literature. Detroit: Wayne State University Press, 2000–2005.