Ibşir Mustafa Pasha
Ibşir Mustafa Pasha was an Ottoman statesman of Abkhazian origin, nephew of the governor and rebel Abaza Mehmed Pasha, and prominent Celali rebel. He was grand vizier of the Ottoman Empire from 28 October 1654 to 11 May 1655. He was also the Ottoman governor of Damascus Eyalet in 1649. He was a damat to the Ottoman dynasty, as he married an Ottoman princess.