Lazar of Serbia
Musa (, "Moses"; 1363–81) was a Serbian nobleman who served Emperor Stefan Uroš V (r. 1355–1371), with the title of "čelnik". Musa married Dragana Lazarevic, the sister of Prince Lazar of Serbia. He is the founder of the Musić family, as father of Stefan, Lazar and Jovan. Jovan would later become the mytropolite of the Eparchy of Toplica.