The Rüstem Pasha Mosque is an Ottoman mosque located in the Hasırcılar Çarşısı in the Tahtakale neighborhood of the Fatih district of Istanbul, Turkey, near the Spice Bazaar. Named after Rüstem Pasha, who served as Grand Vizier of the Ottoman Empire under Sultan Suleiman I, it was designed by the Ottoman imperial architect Mimar Sinan and completed in around 1563.