Emir Sultan Mosque is an Ottoman era mosque located in Bursa, Turkey. It was built originally in the 14th century AD and named after Şemseddin Mehmed Ali el-Hüseyin el Buhari (Emir Sultan), an Islamic scholar from Bukhara and also the son-in-law of the Ottoman Sultan Sultan, Bayezid I. The mosque was rebuilt in 1804 by the Ottoman Sultan Selim III, and re-built later in 1868 by Sultan Abdülaziz following 1855 Bursa earthquake.