No likeness on file
Gundecar
monk and martyr at Dokkum
SaintResearchedDate unknown
Feast: 5 June (not on the universal Roman calendar; kept in the Roman Martyrology or local calendars)
Born
—
unknown
Died
—
unknown
Beatified
—
not on record
Canonised
—
not on record
Who they were
At Dokkum among the Frisians, in present-day Holland, Saints Eoban, bishop, Adelar and nine companions, martyrs, who received the crown together with Saint Boniface in his same glorious combat.
Among those named is Saint Gundecar, a monk.
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 June among the companions who received the crown with Saint Boniface at Dokkum.
Sources
- Roman Martyrology, 5 June (Italian Bishops' Conference, Santo del giorno)
- Wikidata R3622b029 — dates, feast day and identifiers (CC0)
Checked against the sources listed on 22 September 2026. Corrections welcome.