The Mazreku, or alternatively, the Mazaraki, Mazarech and Masarachi, were a historical Albanian tribe in medieval Epirus and Thessaly.
His rule marked a renewal of hostilities in the region, as from 1367 to 1370, Ioannina, the capital of Preljubović, came under constant siege by the Mazaraki and Malakasi clans under Pjetër Losha.
[8] In 1399, the Despot of Ioannina, Esau de' Buondelmonti, gathered an army from the districts of Zagoi, Mt.
He was defeated and captured by Albanian nobleman Gjon Zenebishi, and ransomed for 10,000 gold pieces on the intervention of the Venetian governor of Corfu.
In the beginning of the 16th century, the core of Margariti was founded via the military services of the Mazreku tribe, who guarded the fortress there.