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Family Boleslaw 'the pious' of Poland & Helene of Hungary Click to view Boleslaw 'the pious' of Poland & Helene of Hungary in the family tree

‌Boleslaw 'the pious' of and Helene of were married in a religious ceremony in 1257.

1 Foundation for Medieval Genealogy; http://fmg.ac/; Medieval Lands @ Hungary, Chapter 5