The process of renaming the Crimean geographical names began immediately after the conquest of the Crimean Khanate. The total character of the process adopted after the deportation of Crimean Tatars in 1944 year and the abolition of the Crimean ASSR. In its present form toponymy of Crimea with rare exception presents no historical or philological value. But preserved in written records, such as the siege of sharia courts, the historical names of settlements and geographical features provide rich material for a variety of philological research. One of the urgent tasks of the linguistic analysis of the Crimean toponomy is the identification and definition of tribal composition of Crimean Turks coming to the peninsula at different times. Contrary to prevailing in Crimean history point of view, the role of the Oghuz Turks in it much bigger than it’s thought before this time.