Picture: S. Andrzejewski · Public domain · Wikimedia Commons
Yolanda of Poland
Princess of Hungary and Duchess of Poland, later abbess
BlessedResearchedHungaryPoor Clares
Feast: 11 June (not on the universal Roman calendar; kept in the Roman Martyrology or local calendars)
Born
1235
Died
1298
Beatified
—
not needed: before formal processes
Canonised
—
not yet
Who they were
Near Gniezno in Poland, Blessed Yolanda, abbess, who, after the death of her husband, Duke Bolesław the Pious, gave up her earthly goods and, together with her daughter, professed the monastic life in the Order of Saint Clare.
The miracles
The Roman Martyrology does not describe the miracles approved in the cause.
Why that counted as sanctity
The Roman Martyrology remembers her on 11 June as a widowed duchess who became a Poor Clare abbess.
Connected on this site
- Kinga of Poland Saint Brother or sister“She was the sister of Margaret of Hungary and Kinga of Poland (Cunegunda).” — Wikipedia
- Margaret of Hungary Saint Brother or sister“She was the younger sister of Kinga of Poland (Kunegunda) and Yolanda of Poland and, through her father, the niece of the famed Elizabeth of Hungary.” — Wikipedia
- Elizabeth of Hungary Saint“One of her paternal aunts was the Franciscan Elizabeth of Hungary.” — Wikipedia
Sources
- Roman Martyrology, 11 June (Italian Bishops' Conference, Santo del giorno)
- Wikidata Q833920 — dates, feast day and identifiers (CC0)
- English Wikipedia — Yolanda of Poland (CC BY-SA)
Checked against the sources listed on 22 September 2026. Corrections welcome.