Farhād Khān Qarāmānlu (Persian: فرهادخان قرامانلو; died 1598), also known by his honorific title of Rokn al-Saltana (Arabic: رکنالسلطنه, "Pillar of the state"), was a Turkoman military officer from the Qaramanlu family, and was the last member of the Qizilbash to serve as commander-in-chief (sipah-salar) of the Safavid Empire.