Bronisław Kostkowski
Polish Roman Catholic seminarian and martyr (1915–1942)
Feast: 12 June (not on the universal Roman calendar; kept in the Roman Martyrology or local calendars)
Who they were
Bronisław Kostkowski (March 11, 1915 – September 27, 1942) was a Polish and Roman Catholic seminarian. He was born in Stolp. He was imprisoned in the Nazi Sachsenhausen concentration camp and later died at the Nazi Dachau concentration camp. He is one of the 108 Martyrs of World War II who were beatified by Pope John Paul II in 1999.
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.
- Wikidata Q4235454 — dates, feast day and identifiers (CC0)
- English Wikipedia — Bronisław Kostkowski (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.