Picture: Eusebius · CC BY 3.0 · Wikimedia Commons
Clair of Nantes
first bishop of Nantes, France
SaintResearchedAncient RomePre-congregation
Feast: 10 October (not on the universal Roman calendar; kept in the Roman Martyrology or local calendars)
Born
150
Died
310
Beatified
—
not needed: before formal processes
Canonised
By tradition
recognised before formal processes began
Who they were
At Nantes in Gallia Lugdunensis, now in France, Saint Clair, venerated as the first bishop of this city.
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 10 October as the man venerated as the first bishop of Nantes.
Sources
- Roman Martyrology, 10 October (Italian Bishops' Conference, Santo del giorno)
- Wikidata Q2974965 — dates, feast day and identifiers (CC0)
- English Wikipedia — Clair of Nantes (CC BY-SA)
Checked against the sources listed on 22 September 2026. Corrections welcome.