Vuk Kosača

Vuk (Serbian Cyrillic: Вук; 1317–1359), sometimes also called Hran in sources, was a 14th century magnate and a powerful nobleman in service to the Serbian king Stefan Dušan (r. 1331–55). Vuk is considered to be a progenitor of Bosnian noble family, the Kosačas, one of the most prominent during the 14th and 15th century Bosnia. He held a possessions in eastern Bosnia, in Podrinje. He was a long-term rival of the Rastislalićs, a nobility from the northeast Serbia.