Casimir Piast of Kuyavia, Duke of Inowrocław, Duke of Gniewkowo, was born circa 1279 to Ziemomysł of Kuyavia (c1243-1287) and Salome von Pommerellen (c1257-c1312) and died circa 1347 of unspecified causes. Alfred the Great (849-899)/s, Charlemagne (747-814)/s, Rollo of Normandy (860-932)/s.
|Offspring of Ziemomysł of Kuyavia and unknown parent|
|Elizabeth of Kuyavia (c1317-aft1345)||1317||1345||Stephen II of Bosnia (1292-1353)|
|Władysław the White of Gniewkowo (c1330-1388)|
|Child of Kuyavia (?-1329)|