Gjon Kastrioti or John Castriot (13?? - 4 May 1437) was an Albanian nobleman, member of the Kastrioti family, and the father of Skanderbeg. He governed the territory between Cape of Rodon and Debar and had at his disposal an army of 2,000 horsemen. His different titles used in sources include Lord of Emathia and Vumenestia or simply Lord of Mat.
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