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Zosimus
pope
SaintResearchedDate unknown
Feast: 26 December (not on the universal Roman calendar; kept in the Roman Martyrology or local calendars)
Born
400
Died
27 December 418
verified
Beatified
—
not on record
Canonised
—
not on record
Who they were
Zosimus, a Greek, was consecrated pope on 18 March 417, after Innocent I.
He reigned less than two years and died on 27 December 418.
The miracles
The Catholic Encyclopedia does not describe how he came to be honoured as a saint.
Why that counted as sanctity
A pope of the early fifth century.
Sources
- Catholic Encyclopedia (1913), via New Advent - Pope St. Zosimus
- Wikidata Q162571 — dates, feast day and identifiers (CC0)
- English Wikipedia — Pope Zosimus (CC BY-SA)
Checked against the sources listed on 21 September 2026. Corrections welcome.