Portrait of Theophilus of Antioch
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Theophilus of Antioch

c. 120 – c. 184 · Bishop of Antioch
BishopApologist

Quick facts

Born
c. 120
Died
c. 184, Antioch
See
Antioch
Region
syria
Era
apologist
Significance
Notable(2/4)
Also known as
Theophilus

Highlights

Main contribution
Sixth bishop of Antioch; author of the three books Ad Autolycum, the earliest Christian work to use the term 'Trinity' (trias).
Primary source
Eusebius, Hist. Eccl. 4.20, 4.24

Sixth bishop of Antioch; author of the three books Ad Autolycum, the earliest Christian work to use the term 'Trinity' (trias).

Recommended reading near Theophilus

A cover-visible starting point chosen from the curated reading path, either by this figure or by their era.

More books →
Cover of Against the Heresies by Irenaeus
Read this when you care about tradition, bishops, and heresy.

Against Heresies

Irenaeus of Lyons

The key text for public apostolic tradition, anti-gnostic argument, and the chain from John to Polycarp to Irenaeus.

Chain to Jesus

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Common questions

Who was Theophilus of Antioch?
Theophilus of Antioch (120–184) — Sixth bishop of Antioch; author of the three books Ad Autolycum, the earliest Christian work to use the term 'Trinity' (trias).
Who succeeded Theophilus of Antioch as bishop of Antioch?
Serapion of Antioch.

Sources for biography

  • Eusebius, Hist. Eccl. 4.20, 4.24 primary
  • Theophilus, Ad Autolycum 2.15 primary
  • Jerome, De Viris Illustribus 25 primary

tradition connections(1)

  • succeeded in see (incoming) Serapion of Antioch
    Antiochene episcopal succession; Maximinus and Serapion followed Theophilus as bishops of Antioch. Late-2nd-c succession preserved only by Eusebius writing c. 320.
    Eusebius, Hist. Eccl. 4.24, 5.19, 6.12

External resources

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