Mehmed Tahir Ağa

Mehmed Tahir Ağa was an Ottoman architect and chief imperial architect, mimarbaşı, under Mustafa III. At twelve he accompanied his father on campaigns against Russia and Austria, and in 1761 he was first appointed chief architect, heading the palace builders three times between 1761 and 1784 as one of the masters of the Ottoman baroque style.

During Mustafa III's great Istanbul building campaign he led the reconstruction of the Fatih Mosque and planned mosques and fortress repairs across the empire. In 1788, under Abdülhamid I, he supervised bridge works on the Austrian campaign and died the same year.