Picture: Dimitar Tomov Molerov · Public domain · Wikimedia Commons
Theophylact of Nicomedia
Byzantine bishop and saint
SaintFull write-upByzantine EmpirePre-congregation
Feast: 2 October (not on the universal Roman calendar; kept in the Roman Martyrology or local calendars)
Born
765
Died
845
Beatified
—
not needed: before formal processes
Canonised
By tradition
recognised before formal processes began
Who they were
At Nicomedia in Bithynia, in present-day Turkey, Saint Theophylact, bishop, who, struck with exile because of the veneration of sacred images, died at Strobilos in Caria.
The miracles
There was never a formal cause: he has been honoured as a saint since before the Church's formal processes began.
Why that counted as sanctity
The Roman Martyrology remembers him on 8 March as a bishop of Nicomedia exiled for the veneration of sacred images.
Sources
- Roman Martyrology, 8 March (Italian Bishops' Conference, Santo del giorno)
- Wikidata Q961838 — dates, feast day and identifiers (CC0)
- English Wikipedia — Theophylact of Nicomedia (CC BY-SA)
Checked against the sources listed on 22 September 2026. Corrections welcome.