Hassan Veneziano was regent of Algiers from 1577 to 1580 and from 1582 to 1587. His successor is Djafer Pasha.
Venetian slave, he then served Uludj Ali, when he was governor of Algiers and Capitan Pasha in Constantinople. He latter appointed him head of the Regency of Algiers.
References
Hassan Veneziano Wikipedia(Text) CC BY-SA