No likeness on file
Archelaus of Ostia
martyr near Ostia
SaintResearchedDate unknown
Feast: 23 August (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
Near Ostia, in Lazio, Saints Cyriacus and Archelaus, martyrs.
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 23 August as a martyr near Ostia in Lazio.
Sources
- Roman Martyrology, 23 August (Italian Bishops' Conference, Santo del giorno)
- Wikidata R0638c621 — dates, feast day and identifiers (CC0)
Checked against the sources listed on 22 September 2026. Corrections welcome.