Picture: Authors of Menologion of Basil II (circa 985 AC, Constantinople), Byzantine manuscript illuminators[1]: Pantoleon with Georgios, Michael the Younger, Michael of · Public domain · Wikimedia Commons

Onesiphorus

Christian martyr

SaintPre-congregation

Feast: 6 September (not on the universal Roman calendar; kept in the Roman Martyrology or local calendars)

Born

Died

—

unknown

Beatified

—

not needed: before formal processes

Canonised

By tradition

recognised before formal processes began

Who they were

Onesiphorus (Greek: Ονησιφόρος; meaning "bringing profit" or "useful") was a Christian referred to in the New Testament letter of Second Timothy (2 Tim 1:16–18 and 2 Tim 4:19). According to the letter sent by St. Paul, Onesiphorus sought out Paul who was imprisoned at the time in Rome.

Summary from Wikipedia (CC BY-SA 4.0), until this page is written up in full.

The miracles

Limited information available on this saint.

Why that counted as sanctity

Limited information available on this saint.

Sources

Wikidata Q164212 — dates, feast day and identifiers (CC0)
English Wikipedia — Onesiphorus (CC BY-SA)

Not yet written up in full: no Church source with an account of this person has been found yet. The name, dates and step come from Wikidata and are not yet checked against Church records.