Picture: Andrea di Bonaiuto · Public domain · Wikimedia Commons

Rainerius

Italian saint

SaintPre-congregation

Feast: 17 June (not on the universal Roman calendar; kept in the Roman Martyrology or local calendars)

Born

1118

Died

1161

Beatified

—

not needed: before formal processes

Canonised

By tradition

recognised before formal processes began

Who they were

Rainerius (c. 1115/1117 – 1160) is the patron saint of Pisa and patron saint of travellers. His feast day is 17 June, and his name may also be spelt Raynerius, Rainerius, Rainier, Raineri, Rainieri, Ranieri, Raniero, or Regnier.

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 Q1383532 — dates, feast day and identifiers (CC0)
English Wikipedia — Rainerius (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.