Bardaisan
Syrian gnostic, scientist, philosopher and poet (154-222)

Bardaisan (11 July 154 – 222 AD; Syriac: ܒܪ ܕܝܨܢ, Bar Dayṣān; also Bardaiṣan), known in Arabic as ibn Dayṣān (Arabic: ابن ديصان) and in Latin as Bardesanes, was a Syriac-speaking Christian writer and teacher with a Gnostic background, and founder of the Bardaisanites.
A scientist, scholar, astrologer, philosopher, hymnwriter, and poet, Bardaisan was also renowned for his knowledge of India, on which he wrote a book, now lost. According to the early Christian historian Eusebius, Bardaisan was at one time a follower of the Gnostic Valentinus, but later opposed Valentinian Gnosticism and also wrote against Marcionism.
Biography
Early life and education
Bardaisan (Syriac: ܒܪ ܕܝܨܢ bar Daiṣān "son of the Daysan") was a Syriac author born on 11 July 154 in Edessa, Osroene, which, in those days, was alternately under the influence of both the Roman Empire and the Parthian Empire. To indicate the city of his birth, his parents called him "Son of the Daysan", the river on which Edessa was situated. He is sometimes also referred to as "the Babylonian" (by Porphyrius); and, on account of his later important activity in Arsacid Armenia, "the Armenian", (by Hippolytus of Rome), while Ephrem the Syrian calls him "philosopher of the Arameans" (Syriac: ܦܝܠܘܣܘܦܐ ܕܐܖ̈ܡܝܐ, romanized: Filosofā d-Arāmāyē). Some sources refer to his high birth and wealth; according to Michael the Syrian, Bardaisan's parents had fled Persia and Sextus Julius Africanus reports that he was of the Parthian nobility. His parents, Nuhama and Nahshiram, must have been people of rank, for their son was educated with a prince of Osroene, possibly the later Abgar VIII. Africanus says that he saw Bardaisan, with bow and arrow, mark the outline of a boy's face with his arrows on a shield which the boy held.
Owing to political disturbances in Edessa, Bardaisan and his parents moved for a while to Hierapolis (now Manbij), a strong centre of Babylonianism. Here, the boy was brought up in the house of a priest named Anuduzbar.
“Bardaisan” enters the record as syrian gnostic, scientist, philosopher and poet (154-222). Crown Archives preserves that source wording while asking what Bardaisan, Syrian and gnostic can confirm, complicate or overturn.
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Chronology provides the most reliable spine for this subject; interpretation should follow only after identities and dates are secure. The source revision retrieved here is dated Jul 4, 2026. The linked authority identifier is Q354342. VIAF identifies the subject as 9945909. The Library of Congress control number is n85083848. 3 of 10 selected statements include explicit references; 1 carry qualifiers and 1 use preferred rank.
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