Koca Mustafa PashaKoca Mustafa Pasha was an Ottoman statesman. He was Ottoman Empire|grand vizier] of the Ottoman Empire from 1511 to 1512. He was Roman and probably not a devşirme.LifeHe started his career as kapıcıbaşı, that is "chief doorkeeper" of the Topkapi Palace: in this office he acted also as Master of Ceremonies at receptions of foreign ambassadors. He married a daughter of Sultan Bayezid II, Kamerşah Sultan, in 1491 and by her he had a daughter, Hundi Hanımsultan, and a son, Sultanzade Osman Bey. Appointed grand vizier near the end of the reign of Bayezid II, he was executed in 1512. In Istanbul he let convert into mosques two ancient Byzantine churches, which were both named after him: respectively Koca [Mustafa Pasha Mosque|Koca Mustafa Pasha] and Atik Mustafa Pasha Mosque.