Branko Rastislalić () was the "Lord of Podunavlje" and Domestikos under Dušan the Mighty of the Serbian Empire from circa 1340; later he became vassal of the Hungarians until his death in 1352.
Branko issued his own regional coins, the 'Helmet dinars', only one of three existing prior to the fall of the Serbian Empire. (Summary of "Mihajlovic, Vojislav. Novac srpskih velikasa iz vremena carstva. Belgrade (2000)") He ruled until his death in 1352, when he was accidentally killed by Vuk Kosača during a hunt. Branko's relatives later avenged his death in 1359, when they murdered Vuk.Arheološko društvo Jugoslavije, 1968, Arheološki pregled, Volumes 10-11, page 96
He was succeeded by his son Radič Branković, Lord of Braničevo.
References
Sources Oblasni gospodari u 14. veku, page 2 (Serbian)