Mrnjava

Mrnjava was a Serbian provincial nobleman,

Mrnjava's father was Mrnjan (, ; fl. c. 1280·1289 ), a financial chancellor (, ) who served the king and queen, Stefan Uroš I and Helen of Anjou, at the court at Trebinje (in the royal province of Travunia). Mavro Orbini wrote that the family hailed from Hum, and that the poor Mrnjava and his two sons, who later lived in Blagaj, quickly rose to prominence under Stefan Uroš IV Dušan who sent for them to come to his court. ), in which he saw to reconquer Hum. (King, co-ruler of Emperor Stefan Uroš V, 1365–1371)

Mavro Orbini (mid 16th century – 1614) added a third son to his descendants. This hypothesis was supported Pavel Jozef Šafárik, but no third son is acknowledged in modern historiography: Gojko Mrnjavčević (d. 1371), logothete at the Serbian Imperial court