related to the Romanovs through marriage.) Princes Machutadze Princes Magalov (Maghalashvili) Princes Makayeu (Makashvili) Princes Maksimenishvili Princes Maksutov (Tatar; descendants of the princes of Kasimov) Princes Maksyutova (Tatar) Princes Mamatkazin-Sakaevy (Tatar) Princes Mamatov (Tatar; non-titled, descendants of Mirza Elizary Akmametievich Mamatov) Princes Mamleev (Tatar; descendants of Mirza Mamley) Princes Mansyrev (Tatar; non-titled, descendants of Mirza Einandar Mansyrev who received an rulership over Mordva from Vasily III of Moscow) Princes Manvelovy (Georgian nobility) Princes Massalsky, Massalski (Mosalsky) (Upper-Oka Rurikids, rulers of the Principality of Mosalsk) Princes Mavrocordato Sciot Phanariot Greeks Princes Melikov (Melikishvili) (3 kinds) Princes Menshikov (extinct titular princes of the Holy Roman Empire and Russian Empire, offspring of Alexander Menshikov, a favorite of Peter the Great) Princes Menshikov-Koreysha Princes Meschersky (Tatar, originating with Crimean high nobility; descendants of the ruler of Meschera) Princes Mikadze Princes Mikeladze Princes Mingrelia (on the rights of primogeniture) Princes Mkheidze Princes Monastyryov (non-titled boyar family descended from Smolensk Rurikids) Princes Mourousi Princes Mstislavsky (Gediminids) Princes Musorgsky (non-titled descendants of Smolensk Rurikids, the family of composer Modest Musorgsky) Princes Mustafin (Tatar; descendants of tsarevich Murtaza Mustafich)) Princes Myshetsky (disputed descent; officially considered Rurikids from the Tarusa princely family) N Princes Nakashidze (Georgian nobility) Princes Nasedkin Princes Nesvitski (extinct Lithuanian princely family of disputed descent) Princes Nizharadze Princes Novosilski (extinct; Rurikids, rulers of the Principality of Novosil) O Princes Obolensky (Rurikids, a branch of the Princes of Tarusa) Princes Obolensky-Neledinsky-Mielec (on the rights of primogeniture; actual prince Arnaud Henry Salas-Perez dit Obolensky) Princes Odoyevsky (extinct; Rurikids, a branch of the Princes of Novosil) Princes Odoevskys Maslov- (the rights of primogeniture) Princes Ogiński (Lithuanian princely family of disputed descent; claimed descent from Rurik) Princes Orbeliani (Orbelianovy Orbelyanovy) (2 kinds) Princes Orlov (descendants of General Alexey Orlov, son of Fyodor Orlov, a favorite of Catherine II, raised to titular princes in 1856) Princes von der Osten-Sacken (Baltic German gentry, raised to titular princes in 1786) Princes Ostrogski (Lithuanian magnates of disputed descent) P Princes Pagava (2 branches) Princes Palavandovy (Palavandishvili) (3 kinds) Princes Paley Princes Patrikeevy (historical Gediminid family, believed to be paternal to Russian Gediminids) Princes Pavlenishvili (Pavlenovy) (Georgian princely family of Persian royal descent) Princes Persidskii also Bahmanov (Persian; descendants of the Persian Prince Bahman Mirza; a branch of the Qajar dynasty, styled His Serene Highness) Princes of Polotsk (rulers of the Principality of Polotsk) Princes Poryus-Vizapurskie Princes Potemkin-Tavricheski (Grigory Potyomkin-Tavericheski was raised to titular princes