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Dacius
Archbishop of Milan
SaintFull write-upOstrogothic KingdomPre-congregation
Feast: 14 January (not on the universal Roman calendar; kept in the Roman Martyrology or local calendars)
Born
450
Died
552
Beatified
—
not needed: before formal processes
Canonised
By tradition
recognised before formal processes began
Who they were
At Milan, the burial of Saint Dacius, bishop, who in the Three Chapters controversy defended the position of Pope Vigilius, whom he then accompanied to Constantinople, where he died.
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 14 January as a bishop of Milan who defended Pope Vigilius and died at Constantinople.
Sources
- Roman Martyrology, 14 January (Italian Bishops' Conference, Santo del giorno)
- Wikidata Q1153230 — dates, feast day and identifiers (CC0)
- English Wikipedia — Dacius (bishop of Milan) (CC BY-SA)
Checked against the sources listed on 22 September 2026. Corrections welcome.