İslâm III Giray

İslâm III Giray, Islam Khan Girai (Crimean Tatar: III İslâm Geray, ۳اسلام كراى‎) (1604–10 July 1654) — a khan of the Crimean Khanate in 1644–1654.

In 1648 allied with Zaporozhian Cossack leader Bohdan Khmelnytsky in his revolt against the Polish-Lithuanian Commonwealth. In 1654 after the Treaty of Pereyaslav, he switched sides and allied with Poland against the Tsardom of Russia. He died soon afterwards when, according to legends, he was assassinated by his Cossack concubine.