Ljubomir Magaš (27 May 1948 – 10 November 1986) was a Yugoslav amateur boxer, streetfighter and gangster.
He was commonly known by his nickname Ljuba Zemunac (Ljuba from Zemun).
A three-time convicted rapist in Yugoslavia, Magaš rose to become a Yugoslav mafia crime boss and one of the most influential figures in the Frankfurt underworld during the 1970s and 1980s.
In 1986 he was murdered by rival gangster Goran Vukovic.