Picture: Ajuanta · CC0 · Wikimedia Commons
Pedro de Mezonzo
Spanish bishop (0930-1003)
SaintFull write-upKingdom of LeonBenedictinesPre-congregation
Feast: 10 September (not on the universal Roman calendar; kept in the Roman Martyrology or local calendars)
Born
930
Died
1003
Beatified
—
not needed: before formal processes
Canonised
By tradition
recognised before formal processes began
Who they were
At Compostella, St. Peter, bishop, who was adorned with many virtues and noted for miracles.
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 Dominican Martyrology (1955) remembers him on 10 September.
Sources
- The Martyrology of the Order of Friars Preachers (tr. W. R. Bonniwell OP, 1955), 10 September
- Wikidata Q3393707 — dates, feast day and identifiers (CC0)
Checked against the sources listed on 22 September 2026. Corrections welcome.