The Qishla of Jeddah () is a historical edifice in Jeddah, Saudi Arabia, built in 1525 to be a military castle of the Ottoman army. Today, the ruins of the castle lay beneath the Jeddah branch of the ministry of defense. Qishla (modern Turkish: Kışla) is a Turkish word meaning "barracks". Notes Infrastructure completed in 1525 Forts in Saudi Arabia Buildings and structures in Jeddah Castles in Saudi Arabia