Ludwik Pius Bartosik
Feast: 12 June (not on the universal Roman calendar; kept in the Roman Martyrology or local calendars)
Who they were
Near Kraków in Poland, Blessed Pius Bartosik, priest of the Order of Friars Minor Conventual and martyr, who, during the occupation of Poland by a foreign regime hostile to God, worn down by torture, completed his martyrdom for Christ in the Auschwitz extermination camp.
The miracles
As a martyr he was raised to the altars without a miracle.
Why that counted as sanctity
The Roman Martyrology remembers him on 12 December as a Conventual Franciscan priest martyred at Auschwitz.
The cause
The cause continues. No postulation address is published here yet. Favours received through this person’s intercession, and offers of help, are best sent to the religious order or congregation they belonged to, or to the diocese where the cause was opened; either will pass them to the postulation.
- Roman Martyrology, 12 December (Italian Bishops' Conference, Santo del giorno)
- Wikidata Q4078709 — dates, feast day and identifiers (CC0)
Checked against the sources listed on 22 September 2026. Corrections welcome.