Fetih II Geray (reigned 1736-1737, lived 1696-1746) was a khan of the Crimean Khanate. During his brief reign Russia invaded Crimea for the second time. He was the eldest son of Devlet II Giray, one of the six brothers who held the khanship for most of the period 1699-1743. His son was future khan Selim III Giray. His brothers were future khans Arslan Giray and Qırım Giray.
During the third reign of his uncle and predecessor Qaplan I Giray he was nureddin until 1735 when he became kalga on the death of Adil Giray. In 1733 or 1734 he led a raid across to the Caspian Sea. In the summer of 1736 Russia invaded Crimea for the first time and burned the capital, for which Qaplan was removed.