Bolesław the Pious Piast of Poznań, Duke of Greater Poland, Duke of Poznań, Duke of Kalisz, Duke of Gniezno, Dukes of Wieluń, Duke of Inowrocław, was born circa 1225 to Władysław Odonic of Poznań (c1190-1239) and Hedwig Unknown (?-1249) and died 14 April 1279 of unspecified causes. He married Ilona of Hungary (1244-aft1303) 1258 JL . Charlemagne (747-814)/s.
|Offspring of Bolesław the Pious and Ilona of Hungary (1244-aft1303)|
|Elisabeth of Poznań (c1262-1304)||1262||28 September 1304||Henry V the Fat of Poland (c1248-1296)|
|Hedwig of Poznań (1266-1339)||1266||10 December 1339||Władysław I the Elbow-high of Poland (1261-1333)|
|Anna of Poznań (c1277-bef1300)|