Gerhard I, Count of Holstein-Itzehoe was the only count of Holstein-Itzehoe.
Seal of Gerhard I, which he used from 1254 to 1287
Gerhard II of Holstein-Plön
Videos
Gerhard II of Holstein-Plön, nicknamed the Blind, was Count of Holstein-Plön from 1290 to 1312.
Gerhard I of Holstein-Itzehoe
…John (1253 – c. 1272), Canon in Hamburg Gerhard II (1254–1312), Count of Holstein-Plön Adolph VI (1256–1315), Count of Holstein-Pinneberg and Schauenburg…
Seal used by Gerhard between 1274 and 1311
Seal of Waldemar of Holstein-Plön
Seal of Waldemar of Holstein-Plön