Ilona Árpád of Hungary was born 1244 to Béla IV of Hungary (1206-1270) and Maria Laskarina (c1206-1270) and died after 1303 of unspecified causes. She married Bolesław the Pious of Poznań (c1225-1279) 1258 JL . Charlemagne (747-814), Alfred the Great (849-899)/s, Charlemagne (747-814)/s, Hugh Capet (c940-996)/s, Rollo of Normandy (860-932)/s.
|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)|