Guramovy (Guramishvili) (2 kinds) (Georgian nobility) Princes Gurgenidze Princes Gurieli (Georgian appanage princes) Princes Gyachba (Abkhazian) H Princes Herkheulidze (Herheulidzevy) (2 kinds) (Georgian nobility) Princes Hidirbegovy (Georgian nobility) Princes Hilkovy (Rurikids, a branch of the Princes of Starodub) Princes Himshievy (Georgian nobility) Princes Hodzhaminasovy (Georgian nobility of Armenian descent) Princes Holm Princes Hovansky (Gediminids) I Princes Ilyinsky (then Prince Romanovsky Elijah) Princes Imeretian Princes Inal-Ipa (Abkhazian) Princes Isheevy (Tatar, non-titled; descended from Mirza Ishey Barashev)) Princes Italsky, counts Suvorov-Rymniksky (titular princes of the Kingdom of Sardinia from Alexander Suvorov) J Princes Japaridze Princes Javakhishvili (Dzhavahovy Zhevahovy) Princes Jorjadze (2 branch of the family) K Princes Karalovy (Karalishvili) Princes Kargolomskie Princes Kasatkiny-Rostovsky (Rurikids, a branch of Princes of Rostov) Princes Kashin-Obolensky (a branch of the Obolensky family) Princes Katkov-Shalikov (Georgian nobility) Princes Kavkasidze Princes Kekuatovy (Keykuatovy) (Tatar; non-titled, descendants of a Nogai nobleman Atmanay Urusov syn Keykuatov) Princes Kildishevy (Tatar, non-titled; descendants of Mirza Ishmamet Kildishev)) Princes Kipiani Princes Kobulov (Kobulashvili) Princes Kochakidze Princes Kochubey (descendants of Vasily Kochubey, a senior rank at the Cossack Hetmanate, claiming descent from a Crimean Tatar named Kuchuk-bey of supposedly princely origin). Princes Koltsovs-Mosalsky (a branch of the Mosalsky family, Lithuanian Rurikids) Princes Kondratevskaya Princes Koribut-Voronetskii (Gediminids, a branch of Princes Zbararzski) Princes Korkodinovy (Smolensk Rurikids) Princes Kozelsky (Chernigov Rurikids) Princes Kozlovsky (Smolensk Rurikids) Princes Kropotkin (Smolensk Rurikids) Princes Kudashevy (2 type) (Tatar; non-titled, descendants of a Tatar nobleman Kudash)) Princes Kugushevy (Tatar) Princes Kulunchakovy (Tatar; non-titled, descendants of Kulunchak Enikeev descended from ruler of Meschera) Princes Kurakins (Gediminids) Princes Kurbsky (possibly extinct; Yaroslavl Rurikids) Princes Kurtsevichi Princes Kutkiny (Tatar; non-titled, descended from Mirza Never Kutkin granted with a fief in Muscovy) Princes Kutyevy (Tatar) L Princes Lieven (from Eastern Baltic gentry of German descent; raised to titular princes by Paul I) Princes Lionidze Princes Lobanov-Rostovsky (Rurikids, a branch of the Princes of Rostov) Princes Lopukhin (from Russian gentry, raised to titular princes (serene highness) for relation to the Romanovs through marriage; extinct) Princes Lopukhin (1995) Princes Lopukhin-Demidoff (on the rights of primogeniture; the descendants of Nikolay Demidov, a relation of the first Lopunin prince) Princes Lortkipanidze Princess Łowicz (Łowicz) Princes Lubomirski (Polish magnates; titular princes of the Holy Roman Empire) Princes of Lutsk (historical rulers of the Principality of Lutsk, Volhynia; Rurikids) Princes Lvov (Yaroslavl Rurikids) Princes Lyapunov (non-titled descendants of Vladimir-Suzdal Rurikids) Princes Lyschinskie-Troyekurov M Princes Machabelovy (A favorite of Peter the Great,