Picture: Alphonse Hénaff · Public domain · Wikimedia Commons
Saint Gwenhael
monk and missionary
SaintResearchedBenedictinesPre-congregation
Feast: 3 November (not on the universal Roman calendar; kept in the Roman Martyrology or local calendars)
Born
450
Died
550
Beatified
—
not needed: before formal processes
Canonised
By tradition
recognised before formal processes began
Who they were
In Brittany in France, Saint Gwenhael, held to have been abbot of Landévennec.
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 3 November as the one held to have been abbot of Landévennec.
Sources
- Roman Martyrology, 3 November (Italian Bishops' Conference, Santo del giorno)
- Wikidata Q3463826 — dates, feast day and identifiers (CC0)
- English Wikipedia — Gwenhael (CC BY-SA)
Checked against the sources listed on 22 September 2026. Corrections welcome.