The Principality of Krk was a semi-independent principality on the Croatian-Adriatic island of Krk that existed from 1451 to 1480 during the late middle ages.
Principality of Bulgaria | Principality of Ansbach | Principality of Lüneburg | Principality of Auersperg | Krk | Principality of Polotsk | Principality of Orange | Principality of Yaroslavl | Principality of Pereyaslavl | Principality of Calenberg | Principality of Lippe | Principality of Grubenhagen | Principality of Sealand | Principality of Piombino | Principality of Kiev | Principality of Catalonia | Principality of Anhalt-Zerbst | Principality of Zeta | Principality of Transylvania | Principality of Lichtenberg | Principality of Hungary | Principality of Halberstadt | Principality of Brunswick-Wolfenbüttel | Krk Bridge | Tabasaran Principality | Serbian Grand Principality | Principality of Valona | Principality of Ryazan | Principality of Reuss-Greiz | Principality of Reuss |
Ivan VII was the only prince of the semi-independent united Krk (the Principality of Krk) from 1451–1480.