House of Idzinga
Idzinga, Itzinga, Itsenga, Idsinga, Ytzinga, Idzerdsna, etc.
House of Idzinga van Norden
Lords of Appingen, Greetsiel, Berum and Pilsum
Chieftains of Norden
Counts and Princes of East Frisia
Issued from Syrt van Norden, scion of Idzinga family