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Cassien d'Autun
Bishop of Autun
SaintResearchedEgyptPre-congregation
Feast: 5 August (not on the universal Roman calendar; kept in the Roman Martyrology or local calendars)
Born
—
unknown
Died
335
Beatified
—
not needed: before formal processes
Canonised
By tradition
recognised before formal processes began
Who they were
At Autun in Gallia Lugdunensis, now in France, Saint Cassien, bishop.
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 5 August as a bishop of Autun.
Connected on this site
- Gregory of Tours Saint“Gregory of Tours attributes miracles to Cassian.” — Wikipedia
Sources
- Roman Martyrology, 5 August (Italian Bishops' Conference, Santo del giorno)
- Wikidata Q2941280 — dates, feast day and identifiers (CC0)
- English Wikipedia — Cassian of Autun (CC BY-SA)
Checked against the sources listed on 22 September 2026. Corrections welcome.